{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"1.5SMC75C","brand":"Littelfuse Inc.","brandSlug":"littelfuse-inc","productSlug":"1.5SMC75C","canonicalUrl":"https://icboms.com/littelfuse-inc/1.5SMC75C","factsUrl":"https://icboms.com/api/mcp/products/1.5SMC75C","rawCanonicalId":null},"summary":{"shortDescription":"Littelfuse 1.5SMC75C, unidirectional Zener TVS diode, 64.1V reverse standoff, 67.55V min breakdown, 108.15V clamping @ 14.8A peak pulse, 1500W, -55°C to 150°C TJ, DO-214AB SMC.","salesMarkdown":"## Clamping architecture — standoff, breakdown, and the 108.15V ceiling The 1.5SMC75C: Drawing 14.8A through the clamp during a surge event is brief — the 10/1000 µs waveform limits the energy dump — but the DO-214AB copper tab thermal path is what prevents the junction from hitting 150°C during repetitive transients; the board layout and pad geometry under the SMCJ package directly govern the thermal impedance from junction to ambient. ## Wide junction temperature range for demanding environments The 1.5SMC series carries a 1500W peak pulse rating, and the wide temperature range reflects the series' suitability for industrial power and power-conversion environments rather than consumer-only applications. ## Sourcing status — obsolete, independent-channel supply For a BOM line still running this part, the sourcing path is independent distribution carrying residual inventory; RFQ confirms availability and lot traceability before committing.","metaTitle":"Littelfuse 1.5SMC75C Zener TVS Diode, 64.1V Standoff","metaDescription":"Littelfuse 1.5SMC75C is an obsolete unidirectional Zener TVS diode rated 1500W peak pulse, 64.1V standoff, 108.15V clamping.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Obsolete","categoryPath":["Circuit Protection"],"specifications":{"Mfr":"Littelfuse Inc.","Type":"Zener","Series":"1.5SMC","Package":"Tape & Reel (TR)","Applications":"General Purpose","Mounting Type":"Surface Mount","Package / Case":"DO-214AB, SMC","Product Status":"Obsolete","lifecycle_stage":"unknown","Power - Peak Pulse":"1500W (1.5kW)","Base Product Number":"1.5SMC","Operating Temperature":"-55°C~150°C(TJ)","Power Line Protection":"No","Bidirectional Channels":"1","Capacitance @ Frequency":"-","Supplier Device Package":"DO-214AB (SMCJ)","Voltage - Breakdown (Min)":"67.55V","Voltage - Clamping (Max) @ Ipp":"108.15V","Voltage - Reverse Standoff (Typ)":"64.1V","Current - Peak Pulse (10/1000µs)":"14.8A"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$0.6700","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/118f1b70ec0f0941665a20e5472af60a.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/1.5SMC75C/alternatives.json"},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/littelfuse-inc/1.5SMC75C","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/littelfuse-inc/1.5SMC75C when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-21T12:43:55.258Z","lastPublished":"2026-07-21T12:43:55.258Z","indexable":true}}