{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"1.5SMCJ13CA-AQ","brand":"Diotec Semiconductor","brandSlug":"diotec-semiconductor","productSlug":"1.5SMCJ13CA-AQ","canonicalUrl":"https://icboms.com/diotec-semiconductor/1.5SMCJ13CA-AQ","factsUrl":"https://icboms.com/api/mcp/products/1.5SMCJ13CA-AQ","rawCanonicalId":null},"summary":{"shortDescription":"Diotec Semiconductor, Automotive Zener TVS, 1.5SMCJ13CA-AQ, DO-214AB (SMC), 13V standoff, 21.5V clamping @ 69.8A, 1500W peak pulse, Surface Mount, Strip.","salesMarkdown":"## What the 1.5SMCJ13CA-AQ protects The 1.5SMCJ13CA-AQ is a bidirectional Zener-based transient voltage suppressor in the DO-214AB (SMC) package, rated for automotive environments. A 13 V reverse standoff means the diode stays off the line during normal 12 V automotive operation; it only clamps when a transient pushes the rail above roughly 14.4 V. When it does clamp, the peak pulse current rating of 69.8 A at the 10/1000 µs wave shape means it absorbs a 1500 W surge without degradation — the kind of load dump or inductive kick the 12 V rail sees when a starter motor disengages. ## Clamping ceiling and thermal margin The maximum clamping voltage of 21.5 V at rated peak pulse current sets the downstream protected rail ceiling — the downstream circuitry must survive 21.5 V applied briefly without damage. The junction temperature limit of 150 °C with the automotive -50 °C lower bound gives wide thermal margin for under-hood deployments, but the clamping event is transient by definition — sustained overvoltage above the standoff will push the junction above that ceiling. ## Automotive fit and sourcing The strip packaging format is standard for SMC reel/tape; verify reel quant on the order to match your placement line.","metaTitle":"1.5SMCJ13CA-AQ TVS Diode, 21.5V Clamping, 69.8A Peak","metaDescription":"Diotec 1.5SMCJ13CA-AQ bidirectional TVS diode, 13V standoff, 21.5V clamping at 69.8A peak pulse. Active part, quoted to order.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Circuit Protection"],"specifications":{"Mfr":"Diotec Semiconductor","Type":"Zener","Series":"-","Package":"Strip","Applications":"Automotive","Mounting Type":"Surface Mount","Package / Case":"DO-214AB, SMC","Product Status":"Active","lifecycle_stage":"unknown","Power - Peak Pulse":"1500W (1.5kW)","Operating Temperature":"-50°C~150°C(TJ)","Power Line Protection":"No","Bidirectional Channels":"1","Capacitance @ Frequency":"-","Supplier Device Package":"SMC/DO-214AB","Voltage - Breakdown (Min)":"14.4V","Voltage - Clamping (Max) @ Ipp":"21.5V","Voltage - Reverse Standoff (Typ)":"13V","Current - Peak Pulse (10/1000µs)":"69.8A"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$0.9260","stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/3fb0502b23c3703cafef426b7b2bf7e5.pdf","sourceUrl":null},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/diotec-semiconductor/1.5SMCJ13CA-AQ","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/diotec-semiconductor/1.5SMCJ13CA-AQ 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}}