{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"1.5SMCJ8.5CA","brand":"Diotec Semiconductor","brandSlug":"diotec-semiconductor","productSlug":"1.5SMCJ8.5CA","canonicalUrl":"https://icboms.com/diotec-semiconductor/1.5SMCJ8.5CA","factsUrl":"https://icboms.com/api/mcp/products/1.5SMCJ8.5CA","rawCanonicalId":null},"summary":{"shortDescription":"Diotec Semiconductor TVS/Zener, 1.5SMCJ8.5CA, 8.5V reverse standoff, 14.4V max clamping, 1500W peak pulse, 104.2A peak pulse current, SMC/DO-214AB surface-mount package, -50°C to 150°C junction.","salesMarkdown":"The 1.5SMCJ8.5CA is a bidirectional TVS/zener in the DO-214AB (SMC) surface-mount package — the go-to footprint for 1500 W rated transient suppressors because the clip-style terminations handle the thermal cycling from repeated clamping events without cracking the solder joint. Operating junction temperature runs to 150 °C, so it handles the thermal rise from clamping without derating in a sealed enclosure that might see 85–100 °C ambient — the 50 °C margin above most industrial ambient ratings gives real headroom for transient bursts rather than a datasheet number that only works in a 25 °C lab. ## Standoff and clamping — the two voltages that matter The 8.5 V reverse standoff (typ) is the working voltage — the part must never see continuous reverse bias above this in normal operation or it conducts heavily and overheats. The 9.4 V minimum breakdown is the edge of the protection window; a surge that reaches 9.4 V initiates clamping, and the device holds the clamping voltage to 14.4 V max at the rated 104.2 A peak pulse current. For a 5 V logic rail, an 8.5 V standoff gives 70 % headroom above the working voltage — plenty of margin so that line noise and ringing do not prematurely trigger the TVS. For a 12 V rail the headroom narrows; confirm the transient profile stays below 8.5 V continuous and below 9.4 V for the brief surge duration the design must survive.","metaTitle":"Diotec 1.5SMCJ8.5CA TVS Diode, 8.5V standoff, 1.5kW peak","metaDescription":"Diotec 1.5SMCJ8.5CA bidirectional TVS/zener in DO-214AB (SMC), 1500W peak pulse, 8.5V standoff. Active production. Sourced to order — request a quote.","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":"General Purpose","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)":"9.4V","Voltage - Clamping (Max) @ Ipp":"14.4V","Voltage - Reverse Standoff (Typ)":"8.5V","Current - Peak Pulse (10/1000µs)":"104.2A"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$0.8068","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/3fb0502b23c3703cafef426b7b2bf7e5.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/1.5SMCJ8.5CA/alternatives.json"},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/diotec-semiconductor/1.5SMCJ8.5CA","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/diotec-semiconductor/1.5SMCJ8.5CA 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}}