{"product_id":"sma6j51a-400w-tvs-diode-sma-do-214ac-51v-transient-voltage-suppression-for-esd-surge-protection-ruilon","title":"SMA6J51A 400W TVS Diode SMA\/DO-214AC | 51V Transient Voltage Suppression for ESD \u0026 Surge Protection | RUILON","description":"\u003cdiv class=\"flex flex-col text-sm pb-25\"\u003e\n\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 scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:f35631a6-54e5-4426-8ca0-143df69c70c9-8\" data-testid=\"conversation-turn-18\" data-scroll-anchor=\"true\" 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=\"30d1d80c-20ea-40ba-b295-aebfbe2adc21\" 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=\"169\" data-end=\"603\"\u003eThe SMA6J51A from RUILON is a high-reliability 400W Transient Voltage Suppressor (TVS) diode designed to protect sensitive electronic circuits from voltage transients, electrostatic discharge (ESD), and surge-induced damage. Encased in a compact SMA (DO-214AC) surface-mount package, it delivers strong surge handling capability while maintaining excellent thermal performance and PCB space efficiency for modern electronic designs.\u003c\/p\u003e\n\u003cp data-start=\"605\" data-end=\"1028\"\u003eWith a 51V reverse standoff voltage, the SMA6J51A is optimized for medium-voltage power and signal line protection, ensuring stable circuit operation under normal conditions while rapidly clamping harmful transient voltage spikes. Its ultra-fast response time enables near-instantaneous suppression of surge events, effectively safeguarding critical components such as ICs, microcontrollers, and communication interfaces.\u003c\/p\u003e\n\u003cp data-start=\"1030\" data-end=\"1418\"\u003eThe device features a peak pulse power dissipation of 400W (10\/1000 µs waveform), providing robust energy absorption and dependable performance under repeated transient stress conditions. Compared to lower-voltage TVS diodes, the SMA6J51A offers a higher breakdown threshold, making it suitable for applications requiring improved voltage margin and system-level protection reliability.\u003c\/p\u003e\n\u003cp data-start=\"1420\" data-end=\"1722\"\u003eBuilt using advanced silicon avalanche technology, it ensures low leakage current, precise clamping characteristics, and long-term operational stability. This makes it a dependable solution for protecting electronic systems operating in harsh electrical environments with frequent surge disturbances.\u003c\/p\u003e\n\u003chr data-start=\"1724\" data-end=\"1727\"\u003e\n\u003ch2 data-section-id=\"14at72t\" data-start=\"1729\" data-end=\"1746\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-start=\"1747\" data-end=\"2230\"\u003e\n\u003cli data-section-id=\"1pzgug6\" data-start=\"1747\" data-end=\"1806\"\u003e400W peak pulse power dissipation (10\/1000 µs waveform)\u003c\/li\u003e\n\u003cli data-section-id=\"1ovqxo1\" data-start=\"1807\" data-end=\"1869\"\u003e51V reverse standoff voltage for medium-voltage protection\u003c\/li\u003e\n\u003cli data-section-id=\"n6up8b\" data-start=\"1870\" data-end=\"1936\"\u003eUltra-fast response time for instant ESD and surge suppression\u003c\/li\u003e\n\u003cli data-section-id=\"1l7wxpt\" data-start=\"1937\" data-end=\"1992\"\u003eLow leakage current for efficient circuit operation\u003c\/li\u003e\n\u003cli data-section-id=\"9c2p6m\" data-start=\"1993\" data-end=\"2048\"\u003eHigh surge capability for repeated transient events\u003c\/li\u003e\n\u003cli data-section-id=\"scepj0\" data-start=\"2049\" data-end=\"2112\"\u003eStrong clamping performance for sensitive device protection\u003c\/li\u003e\n\u003cli data-section-id=\"wpyu25\" data-start=\"2113\" data-end=\"2161\"\u003eCompact SMA (DO-214AC) surface-mount package\u003c\/li\u003e\n\u003cli data-section-id=\"16h25on\" data-start=\"2162\" data-end=\"2230\"\u003eSilicon avalanche technology for high reliability and durability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2232\" data-end=\"2235\"\u003e\n\u003ch2 data-section-id=\"ce0tqk\" data-start=\"2237\" data-end=\"2254\"\u003eApplications\u003c\/h2\u003e\n\u003cul data-start=\"2255\" data-end=\"2653\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"16pf5pg\" data-start=\"2255\" data-end=\"2307\"\u003eAutomotive electronic systems and ECU protection\u003c\/li\u003e\n\u003cli data-section-id=\"k7606u\" data-start=\"2308\" data-end=\"2355\"\u003eIndustrial automation and control equipment\u003c\/li\u003e\n\u003cli data-section-id=\"v96mfr\" data-start=\"2356\" data-end=\"2402\"\u003ePower supply input\/output surge protection\u003c\/li\u003e\n\u003cli data-section-id=\"1u9uvf2\" data-start=\"2403\" data-end=\"2464\"\u003eCommunication interfaces (RS-485, RS-232, Ethernet ports)\u003c\/li\u003e\n\u003cli data-section-id=\"1ornlq\" data-start=\"2465\" data-end=\"2507\"\u003eConsumer electronics and smart devices\u003c\/li\u003e\n\u003cli data-section-id=\"1hq3n0r\" data-start=\"2508\" data-end=\"2550\"\u003eLED lighting drivers and power modules\u003c\/li\u003e\n\u003cli data-section-id=\"1g8npru\" data-start=\"2551\" data-end=\"2602\"\u003ePortable and battery-powered electronic systems\u003c\/li\u003e\n\u003cli data-section-id=\"1dgljjr\" data-start=\"2603\" data-end=\"2653\" data-is-last-node=\"\"\u003eI\/O ports and signal line ESD protection systems\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\u003cbr\u003e\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\n\u003c\/div\u003e","brand":"RUILON","offers":[{"title":"Default Title","offer_id":43786115776577,"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\/sma6j51a-400w-tvs-diode-sma-do-214ac-51v-transient-voltage-suppression-for-esd-surge-protection-ruilon","provider":"Hext by Regent Electronics","version":"1.0","type":"link"}