{"id":5984,"date":"2026-08-21T02:54:26","date_gmt":"2026-08-21T02:54:26","guid":{"rendered":"https:\/\/www.hiitiosemi.com\/?p=5984"},"modified":"2026-08-21T07:11:31","modified_gmt":"2026-08-21T07:11:31","slug":"power-module-derating-curves-what-buyers-should-check-before-placing-an-order","status":"publish","type":"post","link":"https:\/\/www.hiitiosemi.com\/de\/blog\/power-module-derating-curves-what-buyers-should-check-before-placing-an-order\/","title":{"rendered":"Power Module Derating Curves: What Buyers Should Check Before Placing an Order"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Understanding\u00a0Power Module Derating Curves\u00a0is essential before placing your order. These curves reveal how factors like\u00a0ambient temperature,\u00a0cooling methods, and\u00a0installation environment\u00a0impact the\u00a0usable power output\u00a0of your modules. If you overlook these details, you risk overloading your system or compromising reliability. In this guide, you\u2019ll learn what\u00a0buyers\u00a0should check\u2014such as\u00a0test conditions,\u00a0safety margins, and\u00a0installation constraints\u2014to make confident, informed decisions that ensure long-term performance. Let\u2019s dive into the critical points you need to know before selecting your power modules.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits\" width=\"1290\" height=\"726\" src=\"https:\/\/www.youtube.com\/embed\/6EG8_zwxRCI?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Power Module Derating Curves Explained<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A\u00a0power module derating curve\u00a0shows how much current, voltage, or switching performance a module can actually deliver as conditions move away from the test point in the datasheet. In real projects, that matters more than the headline maximum rating. I always treat the curve as the real operating map for the module, not a marketing number.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">What the curve really shows<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Usable current drops as temperature rises<\/strong><\/li>\n\n\n\n<li><strong>Switching losses increase with frequency<\/strong><\/li>\n\n\n\n<li><strong>Voltage and load behavior change under stress<\/strong><\/li>\n\n\n\n<li><strong>Safe operation depends on thermal margin, not just nameplate ratings<\/strong><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Why max ratings can mislead<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Datasheet maximums are usually based on controlled conditions. Real systems face\u00a0operating ambient temperature, enclosure heat, airflow limits, and load swings that can reduce practical performance. A module that looks fine on paper may run too hot once it is inside a cabinet, under continuous load, or paired with a different cooling setup.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">What buyers often miss<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Reading the curve without checking the test conditions<\/li>\n\n\n\n<li>Confusing\u00a0Junction temperature (Tj)\u00a0with\u00a0Case temperature (Tc)<\/li>\n\n\n\n<li>Assuming one curve fits every cooling method<\/li>\n\n\n\n<li>Ignoring\u00a0continuous vs. pulsed load profile<\/li>\n\n\n\n<li>Overlooking\u00a0thermal resistance (Rth)\u00a0and the real\u00a0thermal margin<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">For\u00a0IGBT power modules,\u00a0SiC MOSFET modules, and\u00a0SiC\/Si hybrid modules, the derating curve is one of the first checks I use before procurement. It helps me judge whether the module can hold up in the actual system, not just in a lab snapshot.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"590\" height=\"590\" src=\"https:\/\/www.hiitiosemi.com\/wp-content\/uploads\/2026\/05\/HIITIO-power-module-2.webp\" alt=\"\" class=\"wp-image-5678\" srcset=\"https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2026\/05\/HIITIO-power-module-2.webp 590w, https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2026\/05\/HIITIO-power-module-2-300x300.webp 300w, https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2026\/05\/HIITIO-power-module-2-150x150.webp 150w, https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2026\/05\/HIITIO-power-module-2-12x12.webp 12w, https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2026\/05\/HIITIO-power-module-2-500x500.webp 500w, https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2026\/05\/HIITIO-power-module-2-100x100.webp 100w\" sizes=\"(max-width: 590px) 100vw, 590px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Thermal Limits to Verify<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">When I review a\u00a0power module derating curve, I start with the thermal limits first. For an\u00a0IGBT power module, a\u00a0Silicon Carbide (SiC) MOSFET module, or a\u00a0SiC\/Si hybrid module, the curve only makes sense if the test temperature matches the real enclosure and cooling setup.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Tj vs. Tc<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Junction temperature (Tj):<\/strong>\u00a0the hottest point inside the device<\/li>\n\n\n\n<li><strong>Case temperature (Tc):<\/strong>\u00a0the temperature at the package case or baseplate<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">If the curve is based on a lower\u00a0Tc\u00a0than my system can hold, I expect more\u00a0current derating\u00a0in real use. That gap is where thermal margin gets lost.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Max temperature and safety margin<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">I check the stated maximum operating temperature and leave margin for:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>hot ambient conditions<\/li>\n\n\n\n<li>heat sink design limits<\/li>\n\n\n\n<li>enclosure heat accumulation<\/li>\n\n\n\n<li>long-duration full load<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">A curve with little margin can push the module toward\u00a0thermal runaway\u00a0under real operating ambient temperature.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">SOA and load type<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/li>\n\n\n\n<li><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Artikel<\/th><th>Was ich \u00fcberpr\u00fcfe<\/th><\/tr><\/thead><tbody><tr><td>Tj vs. Tc<\/td><td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/td><\/tr><tr><td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/td><td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/td><\/tr><tr><td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/td><td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/td><\/tr><tr><td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/td><td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits&nbsp;<a href=\"https:\/\/www.hiitiosemi.com\/blog\/thermal-design-and-cooling-solutions-for-new-energy-inverters-explained\/\">thermischer Design- und K\u00fchll\u00f6sungen f\u00fcr neue Energie-Wechselrichter<\/a>&nbsp;cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong>\u00a0cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/li>\n\n\n\n<li><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong>\u00a0cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/li>\n\n\n\n<li>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits\u00a0<a href=\"https:\/\/www.hiitiosemi.com\/blog\/why-double-sided-cooling-is-essential-in-ev-power-modules\/\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/a>\u00a0cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/li>\n\n\n\n<li>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/li>\n\n\n\n<li>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/li>\n\n\n\n<li>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/li>\n\n\n\n<li>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/li>\n\n\n\n<li>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/li>\n\n\n\n<li>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"772\" src=\"https:\/\/www.hiitiosemi.com\/wp-content\/uploads\/2026\/08\/Power-Module-Derating-Curves-1024x772.webp\" alt=\"\" class=\"wp-image-6078\" srcset=\"https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2026\/08\/Power-Module-Derating-Curves-1024x772.webp 1024w, https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2026\/08\/Power-Module-Derating-Curves-300x226.webp 300w, https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2026\/08\/Power-Module-Derating-Curves-768x579.webp 768w, https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2026\/08\/Power-Module-Derating-Curves-1536x1159.webp 1536w, https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2026\/08\/Power-Module-Derating-Curves-2048x1545.webp 2048w, https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2026\/08\/Power-Module-Derating-Curves-16x12.webp 16w, https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2026\/08\/Power-Module-Derating-Curves-600x453.webp 600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/th><th>Was ich \u00fcberpr\u00fcfe<\/th><th>Warum es wichtig ist<\/th><\/tr><\/thead><tbody><tr><td>Zwangsl\u00fcftung<\/td><td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/td><td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/td><\/tr><tr><td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/td><td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/td><td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/td><\/tr><tr><td>Cold plate \/ liquid<\/td><td>Contact, pressure, flow path<\/td><td>Affects thermal resistance (Rth)<\/td><\/tr><tr><td>Enclosure layout<\/td><td>Venting, exhaust, heat stacking<\/td><td>Can drive hidden temperature rise<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">In practice, I only trust a derating curve when the cooling method, enclosure layout, and airflow assumptions match the real system.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Electrical Conditions That Affect Derating<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Switching frequency losses are a critical factor in power module derating. As switching frequency increases, thermal dissipation rises, reducing the maximum current capacity of IGBT and SiC modules. For applications like high-frequency inverters or motor drives, it\u2019s essential to verify how the module\u2019s derating curve accounts for switching losses to avoid thermal runaway or early failure.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Low input voltage line stress can also impact the usable current and voltage margins. When operating near the lower voltage limits, modules may experience increased conduction losses, which can lead to unexpected derating if not properly evaluated. This is especially relevant in grid-connected or battery-powered systems where input voltage varies significantly.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Voltage and current rise under heavy load conditions are common stress points. Heavy-duty applications, such as energy storage or industrial drives, push modules toward their maximum ratings, potentially causing voltage spikes or current surges that exceed the derating limits outlined in datasheets. Proper system design and validation are necessary to prevent damage.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Continuous versus pulsed duty cycle behavior significantly influences derating. Modules rated for continuous operation may not sustain the same current levels during short, high-current pulses. Understanding the duty cycle profile and verifying the module\u2019s Safe Operating Area (SOA) helps ensure reliable performance without overheating or degradation.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Considering these electrical conditions during derating evaluation helps prevent unexpected failures and extends the lifespan of power modules in demanding environments. Proper testing and validation, including real-world simulation, are vital steps before procurement.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Mechanical &amp; Layout Factors<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">For me, a\u00a0derating curve\u00a0is never just about electrical ratings. The way the module is mounted, cooled, and packed into the cabinet can change the real\u00a0thermal margin\u00a0fast.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Faktor<\/th><th>Was ich \u00fcberpr\u00fcfe<\/th><th>Risk if ignored<\/th><\/tr><\/thead><tbody><tr><td><strong>Mounting orientation clearance<\/strong><\/td><td>Space around the module and heat path<\/td><td>Hot spots and weaker cooling<\/td><\/tr><tr><td><strong>Side-by-side heat stacking<\/strong><\/td><td>Distance between nearby power parts<\/td><td>Enclosure heat accumulation<\/td><\/tr><tr><td><strong>Heatsink interface<\/strong><\/td><td>Flat contact, interface quality, baseplate contact<\/td><td>Higher\u00a0thermal resistance (Rth)<\/td><\/tr><tr><td><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong><\/td><td>IGBT, SiC MOSFET, or\u00a0SiC\/Si hybrid module<\/td><td>Different heat and loss behavior<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">A few practical points I always watch:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Mounting orientation clearance<\/strong>\u00a0matters when airflow is limited.<\/li>\n\n\n\n<li><strong>Side-by-side heat stacking<\/strong>\u00a0can raise the local temperature even if each module looks fine on paper.<\/li>\n\n\n\n<li>Weak\u00a0<strong>heatsink design<\/strong>\u00a0or poor baseplate contact can push the\u00a0case temperature (Tc)\u00a0up fast.<\/li>\n\n\n\n<li><strong>Cold plate cooling<\/strong>\u00a0helps, but only when the interface is clean and the layout supports even contact.<\/li>\n\n\n\n<li>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits\u00a0<a href=\"https:\/\/www.hiitiosemi.com\/blog\/igbt-vs-mosfet-vs-sic-power-devices-comparison-and-selection-guide\/\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/a>\u00a0cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/th><th>Was ich \u00fcberpr\u00fcfe<\/th><\/tr><\/thead><tbody><tr><td><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong><\/td><td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/td><\/tr><tr><td><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong><\/td><td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/td><\/tr><tr><td><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong><\/td><td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/td><\/tr><tr><td><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong><\/td><td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong>\u00a0cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/li>\n\n\n\n<li><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong>\u00a0cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/li>\n\n\n\n<li><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong>\u00a0cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/li>\n\n\n\n<li><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong>\u00a0cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits&nbsp;<a href=\"https:\/\/www.hiitiosemi.com\/blog\/press-pack-igbt-vs-standard-modules-differences-performance-and-applications\/\">Vergleich zwischen Press-Pack- und Standard-Leistungsschaltungen<\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits\u00a0<strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong>.<\/li>\n\n\n\n<li>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits\u00a0<strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong>.<\/li>\n\n\n\n<li>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits\u00a0<strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong>.<\/li>\n\n\n\n<li>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits\u00a0<strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong>\u00a0cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/li>\n\n\n\n<li>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits\u00a0<strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong>.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/th><th>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/th><th>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/th><\/tr><\/thead><tbody><tr><td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/td><td>Often larger and cleaner layout<\/td><td>Smaller PCB area, more heat buildup<\/td><\/tr><tr><td>Airflow<\/td><td>Open bench or directed fan flow<\/td><td>Restricted vents,\u00a0natural convection, or uneven\u00a0forced-air cooling (LFM)<\/td><\/tr><tr><td>Fixture<\/td><td>Controlled lab mount<\/td><td>Different\u00a0mounting orientation clearance\u00a0and contact pressure<\/td><\/tr><tr><td>Measurement<\/td><td>Ideal sensor placement<\/td><td>Hot spots may sit away from the thermocouple<\/td><\/tr><tr><td>Load profile<\/td><td>Stable lab duty cycle<\/td><td>Real\u00a0continuous vs. pulsed load profile\u00a0changes heating fast<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Was ich zuerst \u00fcberpr\u00fcfe<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Copper area and trace mass<\/strong>: More copper can hide heat rise.<\/li>\n\n\n\n<li><strong>Airflow direction<\/strong>: A lab fan is not the same as an enclosed cabinet.<\/li>\n\n\n\n<li><strong>Fixture and baseplate contact<\/strong>: Small gaps can change\u00a0thermal resistance (Rth).<\/li>\n\n\n\n<li><strong>Thermocouple placement<\/strong>: A single measurement point can miss the true hot spot.<\/li>\n\n\n\n<li><strong>Enclosure heat accumulation<\/strong>: Heat builds up over time, especially in dense systems.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"678\" height=\"452\" src=\"https:\/\/www.hiitiosemi.com\/wp-content\/uploads\/2026\/07\/Power-Module-Footprint-Standards-2.jpg\" alt=\"\" class=\"wp-image-5855\" srcset=\"https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2026\/07\/Power-Module-Footprint-Standards-2.jpg 678w, https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2026\/07\/Power-Module-Footprint-Standards-2-300x200.jpg 300w, https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2026\/07\/Power-Module-Footprint-Standards-2-18x12.jpg 18w, https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2026\/07\/Power-Module-Footprint-Standards-2-600x400.jpg 600w\" sizes=\"(max-width: 678px) 100vw, 678px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Signs of idealized lab conditions<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Open-board setup with no nearby heat sources<\/li>\n\n\n\n<li>Strong front-facing airflow that will not match the final chassis<\/li>\n\n\n\n<li>Low-duty test cycles that do not reflect field use<\/li>\n\n\n\n<li>Temperature readings taken away from the hottest device area<\/li>\n\n\n\n<li>No clear note on\u00a0junction temperature (Tj),\u00a0case temperature (Tc), or test ambient<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">My procurement rule<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Before I accept EVM results, I compare them against the final enclosure, real\u00a0cooling method, and actual duty cycle. That is the only way to spot hidden\u00a0current derating, avoid\u00a0thermal runaway, and keep the\u00a0power module procurement\u00a0decision accurate for an\u00a0IGBT power module,\u00a0Silicon Carbide (SiC) MOSFET module, or\u00a0SiC\/Si Hybrid module.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">How to Validate Before Placing an Order<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Before committing to a power module purchase, it\u2019s crucial to validate its thermal and electrical performance under your specific conditions. Start by requesting\u00a0application-specific thermal simulations\u00a0from your supplier. These simulations help predict how the module will perform in your actual environment, considering factors like ambient temperature, airflow, and duty cycle. Sharing detailed data on your operating environment ensures the simulation accurately reflects your system\u2019s conditions.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Review\u00a0qualification and burn-in reports\u00a0thoroughly. These documents provide insight into the module\u2019s reliability, thermal resistance (Rth), and long-term stability. They also reveal how the module behaves under stress, helping you identify potential risks like thermal runaway or premature failure.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Finally, confirm the\u00a0derating margins\u00a0for your enclosure. This involves verifying that the module\u2019s derating curves\u2014based on junction temperature (Tj), case temperature (Tc), or power density\u2014align with your cooling setup. Ensuring sufficient margin prevents unexpected thermal overloads and guarantees reliable operation in your specific application environment. For more on interpreting qualification reports, visit\u00a0<a href=\"https:\/\/www.hiitiosemi.com\/blog\/how-to-read-sic-power-module-qualification-reports-before-purchasing\/\">how to read SiC power module qualification reports<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong><br>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/li>\n\n\n\n<li><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong><br>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/li>\n\n\n\n<li><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong><br>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/li>\n\n\n\n<li><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong><br>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits\u00a0<a href=\"https:\/\/www.hiitiosemi.com\/blog\/power-module-supplier-qualification-checklist-for-engineers\/\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/a>\u00a0cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/th><th>Kurze Antwort<\/th><\/tr><\/thead><tbody><tr><td><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong><\/td><td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/td><\/tr><tr><td><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong><\/td><td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/td><\/tr><tr><td><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong><\/td><td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/td><\/tr><tr><td><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong><\/td><td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/td><\/tr><tr><td><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong><\/td><td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Was ich zuerst \u00fcberpr\u00fcfe<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong><\/li>\n\n\n\n<li><strong>Tj vs. Tc<\/strong><\/li>\n\n\n\n<li><strong>Thermischer Widerstand (Rth)<\/strong><\/li>\n\n\n\n<li><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong><\/li>\n\n\n\n<li><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong><\/li>\n\n\n\n<li><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits&nbsp;<a href=\"https:\/\/www.hiitiosemi.com\/blog\/cost-benefit-analysis-of-custom-vs-off-the-shelf-power-modules\/\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/a>&nbsp;cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/li>\n\n\n\n<li>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/li>\n\n\n\n<li>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/li>\n\n\n\n<li>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/li>\n\n\n\n<li>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/li>\n\n\n\n<li>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits.<\/p>","protected":false},"excerpt":{"rendered":"<p>Learn how to read Power Module Derating Curves and evaluate thermal limits, cooling conditions, electrical stress, and real-world installation factors before purchasing IGBT and SiC power modules.<\/p>","protected":false},"author":3,"featured_media":6078,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[32],"tags":[],"class_list":["post-5984","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/www.hiitiosemi.com\/de\/wp-json\/wp\/v2\/posts\/5984","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hiitiosemi.com\/de\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hiitiosemi.com\/de\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hiitiosemi.com\/de\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hiitiosemi.com\/de\/wp-json\/wp\/v2\/comments?post=5984"}],"version-history":[{"count":5,"href":"https:\/\/www.hiitiosemi.com\/de\/wp-json\/wp\/v2\/posts\/5984\/revisions"}],"predecessor-version":[{"id":6084,"href":"https:\/\/www.hiitiosemi.com\/de\/wp-json\/wp\/v2\/posts\/5984\/revisions\/6084"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.hiitiosemi.com\/de\/wp-json\/wp\/v2\/media\/6078"}],"wp:attachment":[{"href":"https:\/\/www.hiitiosemi.com\/de\/wp-json\/wp\/v2\/media?parent=5984"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hiitiosemi.com\/de\/wp-json\/wp\/v2\/categories?post=5984"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hiitiosemi.com\/de\/wp-json\/wp\/v2\/tags?post=5984"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}