{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"1.5KE9.1AHE3_B/C","brand":"Vishay General Semiconductor - Diodes Division","brandSlug":"vishay-general-semiconductor-diodes-division","productSlug":"1.5KE9.1AHE3_B-C","canonicalUrl":"https://icboms.com/vishay-general-semiconductor-diodes-division/1.5KE9.1AHE3_B-C","factsUrl":"https://icboms.com/api/mcp/products/1.5KE9.1AHE3_B%2FC","rawCanonicalId":null},"summary":{"shortDescription":"Vishay General Semiconductor TransZorb® Zener TVS, 1.5KE9.1AHE3_B/C, 1500W peak pulse, 7.7V reverse standoff, 13.4V clamping, 117A IPP, DO-201AA axial, AEC-Q101 automotive grade.","salesMarkdown":"## 1500 W Zener TVS — surge clamp for 12 V automotive and telecom rails The 1.5KE9.1AHE3_B/C: Its 7.7 V reverse standoff voltage means it sits across a 12 V nominal rail without conducting leakage, then avalanches at 8.65 V minimum and clamps transients to 13.4 V maximum at 117 A peak pulse current.","metaTitle":"1.5KE9.1AHE3_B/C Vishay TVS, 1500W, 7.7V Standoff","metaDescription":"Vishay 1.5KE9.1AHE3_B/C Zener TVS diode, 1500W peak pulse, 7.7V reverse standoff, AEC-Q101 automotive grade. Active lifecycle, sourced to order.","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","Grade":"Automotive","Series":"TransZorb®","Package":"Tape & Reel (TR)","Applications":"Telecom","Mounting Type":"Through Hole","Qualification":"AEC-Q101","Package / Case":"DO-201AA, DO-27, Axial","Product Status":"Active","lifecycle_stage":"unknown","Power - Peak Pulse":"1500W (1.5kW)","Base Product Number":"1.5KE9.1","Operating Temperature":"-55°C ~ 175°C (TJ)","Power Line Protection":"No","Capacitance @ Frequency":"-","Supplier Device Package":"1.5KE","Unidirectional Channels":"1","Voltage - Breakdown (Min)":"8.65V","Voltage - Clamping (Max) @ Ipp":"13.4V","Voltage - Reverse Standoff (Typ)":"7.7V","Current - Peak Pulse (10/1000µs)":"117A"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$0.4467","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/cbd949ebcf4c95d5b4ea8fdecf87536f.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/1.5KE9.1AHE3_B%2FC/alternatives.json"},"ai":{"faq":[{"question":"What does the 7.7 V reverse standoff voltage mean for a 12 V automotive rail?","answer":"7.7 V reverse standoff means the diode will not conduct leakage current on a nominal 12 V bus. It starts avalanching at 8.65 V minimum and clamps the surge to 13.4 V maximum at 117 A — well below the typical 36 V load-dump survivability target for automotive ECUs."},{"question":"What compliance documentation does Vishay provide for this part?","answer":"As an AEC-Q101 qualified automotive-grade part, Vishay provides PPAP documentation, RoHS compliance declarations, and the full AEC-Q101 qualification test report. The TransZorb series is also UL recognized under the Vishay TVS component program."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/vishay-general-semiconductor-diodes-division/1.5KE9.1AHE3_B-C","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/1.5KE9.1AHE3_B-C 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}}