{"product_id":"p4ke12a-400w-tvs-diode-do-41-surge-protection-ruilon","title":"P4KE12A 400W TVS Diode DO-41 Surge Protection | RUILON","description":"\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto [content-visibility:auto] supports-[content-visibility:auto]:[contain-intrinsic-size:auto_100lvh] R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-69e9eee2-135c-8324-b82a-b85d7d83facb-5\" data-testid=\"conversation-turn-20\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"a9cd06bd-f969-470c-a42f-1679f2b3d31f\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word light markdown-new-styling\"\u003e\n\u003cp data-start=\"151\" data-end=\"617\"\u003eP4KE12A is a high-performance \u003cstrong data-start=\"181\" data-end=\"230\"\u003e400W transient voltage suppressor (TVS) diode\u003c\/strong\u003e designed in a rugged \u003cstrong data-start=\"252\" data-end=\"282\"\u003eDO-41 through-hole package\u003c\/strong\u003e, engineered to protect sensitive electronic circuits from destructive voltage transients caused by ESD events, lightning surges, inductive switching, and power line disturbances. It works by rapidly clamping overvoltage spikes and diverting surge energy away from critical components, ensuring long-term reliability and system safety.\u003c\/p\u003e\n\u003cp data-start=\"619\" data-end=\"1020\"\u003eBuilt with a high-quality \u003cstrong data-start=\"645\" data-end=\"674\"\u003eglass-passivated junction\u003c\/strong\u003e, the P4KE12A offers excellent stability, low leakage current, and consistent electrical characteristics over time. Its fast response capability allows it to react almost instantly to transient events, making it highly effective in protecting microcontrollers, ICs, power management circuits, communication interfaces, and automotive electronics.\u003c\/p\u003e\n\u003cp data-start=\"1022\" data-end=\"1411\"\u003eWith a \u003cstrong data-start=\"1029\" data-end=\"1083\"\u003e400W peak pulse power rating (10\/1000 μs waveform)\u003c\/strong\u003e, this device provides significantly stronger surge absorption compared to lower power TVS series, making it suitable for demanding industrial and harsh environment applications. The uni-directional configuration ensures efficient clamping performance for DC line protection, improving circuit durability and operational safety.\u003c\/p\u003e\n\u003cp data-start=\"1413\" data-end=\"1793\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eThe DO-41 axial lead package provides strong mechanical strength, easy PCB assembly, and good thermal dissipation, making it ideal for both compact and high-reliability designs. P4KE12A is widely used in power supplies, consumer electronics, industrial control systems, telecom equipment, and automotive protection circuits where robust transient voltage suppression is essential.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"443d4113-0cae-476a-8ae9-857a475022c6\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word light markdown-new-styling\"\u003e\n\u003ch2 data-section-id=\"1j5qwet\" data-start=\"439\" data-end=\"458\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"442\" data-end=\"458\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"459\" data-end=\"791\"\u003e\n\u003cli data-section-id=\"hxmsb3\" data-start=\"459\" data-end=\"516\"\u003e400W peak pulse power dissipation (10\/1000 μs waveform)\u003c\/li\u003e\n\u003cli data-section-id=\"a8tfkg\" data-start=\"517\" data-end=\"563\"\u003eFast response time for transient suppression\u003c\/li\u003e\n\u003cli data-section-id=\"1p95uxh\" data-start=\"564\" data-end=\"617\"\u003eLow leakage current for efficient standby operation\u003c\/li\u003e\n\u003cli data-section-id=\"e37ffs\" data-start=\"618\" data-end=\"662\"\u003eHigh reliability glass passivated junction\u003c\/li\u003e\n\u003cli data-section-id=\"1gl8rfj\" data-start=\"663\" data-end=\"697\"\u003eUni-directional TVS diode design\u003c\/li\u003e\n\u003cli data-section-id=\"119n289\" data-start=\"698\" data-end=\"746\"\u003eDO-41 axial lead package for easy installation\u003c\/li\u003e\n\u003cli data-section-id=\"1y5phmv\" data-start=\"747\" data-end=\"791\"\u003eStrong surge and ESD protection capability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"793\" data-end=\"796\"\u003e\n\u003ch2 data-section-id=\"k0zlak\" data-start=\"798\" data-end=\"817\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"801\" data-end=\"817\"\u003eApplications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"818\" data-end=\"1045\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"15l1zm9\" data-start=\"818\" data-end=\"858\"\u003ePower supply surge protection circuits\u003c\/li\u003e\n\u003cli data-section-id=\"1yoidc4\" data-start=\"859\" data-end=\"892\"\u003eConsumer electronics protection\u003c\/li\u003e\n\u003cli data-section-id=\"uxfjri\" data-start=\"893\" data-end=\"927\"\u003eTelecom and networking equipment\u003c\/li\u003e\n\u003cli data-section-id=\"15a7wvy\" data-start=\"928\" data-end=\"956\"\u003eIndustrial control systems\u003c\/li\u003e\n\u003cli data-section-id=\"1bi5m00\" data-start=\"957\" data-end=\"988\"\u003eAutomotive electronic modules\u003c\/li\u003e\n\u003cli data-section-id=\"1t2uo8q\" data-start=\"989\" data-end=\"1045\" data-is-last-node=\"\"\u003eGeneral-purpose transient voltage suppression circuits\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\n\u003cdiv class=\"text-center\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e","brand":"RUILON","offers":[{"title":"Default Title","offer_id":43793851580481,"sku":null,"price":0.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/4468\/5633\/files\/Diodes_Transistors_Thyristors-31-01-02_84534d99-9295-403f-85b4-06c917fa26da.png?v=1767612156","url":"https:\/\/hext.in\/products\/p4ke12a-400w-tvs-diode-do-41-surge-protection-ruilon","provider":"Hext by Regent Electronics","version":"1.0","type":"link"}