{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"1.5SMC9.1A-E3/57T","brand":"Vishay General Semiconductor - Diodes Division","brandSlug":"vishay-general-semiconductor-diodes-division","productSlug":"1.5SMC9.1A-E3-57T","canonicalUrl":"https://icboms.com/vishay-general-semiconductor-diodes-division/1.5SMC9.1A-E3-57T","factsUrl":"https://icboms.com/api/mcp/products/1.5SMC9.1A-E3%2F57T","rawCanonicalId":null},"summary":{"shortDescription":"Vishay General Semiconductor Zener unidirectional TVS diode, 1.5SMC TransZorb® series, 1500W peak pulse, 7.78V standoff / 8.65V min breakdown, 13.4V clamping @ 112A, DO-214AB SMC surface-mount.","salesMarkdown":"## Clamping performance and standoff window The 1.5SMC9.1A-E3/57T: With a 7.78 V reverse standoff and an 8.65 V minimum breakdown, the diode sits below the 9.1 V nominal Zener voltage until a surge arrives — the standoff rating sets the DC operating voltage the protected rail can carry continuously without conduction. ## Junction thermal range and field deployment DO-214AB (SMC) is a standard surface-mount outline — the cathode band is marked on the body, which is usually enough to get orientation right without checking polarity with a multimeter first. ## Package and pick-and-place handling Offered in Tape & Reel and Cut Tape — the reel suits high-volume pick-and-place; cut tape is useful for prototype runs or repair work where you are pulling a handful from a reel. ## Sourcing posture and lifecycle The part is listed Active — no last-time-buy window or successor order code appears in the record.","metaTitle":"Vishay 1.5SMC9.1A-E3/57T, 1.5kW TVS Diode, 7.78V Standoff","metaDescription":"Vishay 1.5SMC9.1A-E3/57T unidirectional TVS diode, 7.78V standoff / 8.65V breakdown, 1.5kW peak pulse in DO-214AB SMC. Sourced to order on RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Circuit Protection"],"specifications":{"Mfr":"Vishay General Semiconductor - Diodes Division","Type":"Zener","Series":"1.5SMC, TransZorb®","Package":"Tape & Reel (TR); Cut Tape (CT)","Applications":"General Purpose","Mounting Type":"Surface Mount","Package / Case":"DO-214AB, SMC","Product Status":"Active","lifecycle_stage":"unknown","Power - Peak Pulse":"1500W (1.5kW)","Base Product Number":"1.5SMC9.1","Operating Temperature":"-65°C~150°C(TJ)","Power Line Protection":"No","Capacitance @ Frequency":"-","Supplier Device Package":"DO-214AB (SMCJ)","Unidirectional Channels":"1","Voltage - Breakdown (Min)":"8.65V","Voltage - Clamping (Max) @ Ipp":"13.4V","Voltage - Reverse Standoff (Typ)":"7.78V","Current - Peak Pulse (10/1000µs)":"112A"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$0.2485","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/de7dd597f6fdc3f56660f78f3e5a960d.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/1.5SMC9.1A-E3%2F57T/alternatives.json"},"ai":{"faq":[{"question":"What is the closest pin-compatible alternative to 1.5SMC9.1A-/57T?","answer":"The Vishay 1.5SMC series is the primary source; any pin-compatible unidirectional TVS in the same DO-214AB package with matching standoff and clamping ratings would be a candidate — confirm the datasheet clamping curve against the target surge waveform before substituting."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/vishay-general-semiconductor-diodes-division/1.5SMC9.1A-E3-57T","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/vishay-general-semiconductor-diodes-division/1.5SMC9.1A-E3-57T 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}}