{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"1.5SMC43AHR7G","brand":"Taiwan Semiconductor Corporation","brandSlug":"taiwan-semiconductor-corporation","productSlug":"1.5SMC43AHR7G","canonicalUrl":"https://icboms.com/taiwan-semiconductor-corporation/1.5SMC43AHR7G","factsUrl":"https://icboms.com/api/mcp/products/1.5SMC43AHR7G","rawCanonicalId":null},"summary":{"shortDescription":"Taiwan Semiconductor 1.5SMC series, Zener TVS diode, automotive grade AEC-Q101, 1500W peak pulse power, 36.8V reverse standoff, DO-214AB (SMC) surface mount, tape and reel.","salesMarkdown":"## Transient protection for 36.8 V rails in automotive electronics The 1.5SMC43AHR7G is a Zener-type transient voltage suppressor from the 1.5SMC series, designed to clamp overvoltage transients on 36.8 V nominal rails. Its 1500 W peak pulse power rating (10/1000 µs waveform) means it absorbs high-energy surges — load-dump, inductive kickback, or alternator field decay — without the junction exceeding the 150 °C maximum operating temperature. ## Clamping window and pulse current capability This defines the protection ceiling: any downstream component rated for at least 60 V sees a safe voltage during the transient. The 40.9 V minimum breakdown ensures the device triggers before the rail reaches damaging levels, while the 36.8 V standoff guarantees no leakage at the nominal bus voltage. Surface-mount assembly with standard reflow profiles is compatible; the tape-and-reel packaging supports automated pick-and-place for high-volume production.","metaTitle":"1.5SMC43AHR7G TVS Diode, 1500W, AEC-Q101, DO-214AB","metaDescription":"Taiwan Semiconductor 1.5SMC43AHR7G Zener TVS, 1500W peak pulse, 36.8V standoff, AEC-Q101 automotive grade. Active production, sourced to order.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Circuit Protection"],"specifications":{"Mfr":"Taiwan Semiconductor Corporation","Type":"Zener","Grade":"Automotive","Series":"1.5SMC","Package":"Tape & Reel (TR)","Applications":"-","Mounting Type":"Surface Mount","Qualification":"AEC-Q101","Package / Case":"DO-214AB, SMC","lifecycle_stage":"unknown","Power - Peak Pulse":"1500W (1.5kW)","Base Product Number":"1.5SMC43","Operating Temperature":"-55°C ~ 150°C (TJ)","Power Line Protection":"No","Capacitance @ Frequency":"-","Supplier Device Package":"DO-214AB (SMC)","Unidirectional Channels":"1","Voltage - Breakdown (Min)":"40.9V","Voltage - Clamping (Max) @ Ipp":"59.3V","Voltage - Reverse Standoff (Typ)":"36.8V","Current - Peak Pulse (10/1000µs)":"26A"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":null,"sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/1.5SMC43AHR7G/alternatives.json"},"ai":{"faq":[{"question":"What automotive qualification does 1.5SMC43AHR7G carry?","answer":"The device is AEC-Q101 qualified, the automotive-grade stress test qualification for discrete semiconductors."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/taiwan-semiconductor-corporation/1.5SMC43AHR7G","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/taiwan-semiconductor-corporation/1.5SMC43AHR7G when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-08-11T15:49:49.435Z","lastPublished":"2026-08-11T15:49:49.435Z","indexable":true}}