{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"1.5KE43HE3/54","brand":"Vishay General Semiconductor - Diodes Division","brandSlug":"vishay-general-semiconductor-diodes-division","productSlug":"1.5KE43HE3-54","canonicalUrl":"https://icboms.com/vishay-general-semiconductor-diodes-division/1.5KE43HE3-54","factsUrl":"https://icboms.com/api/mcp/products/1.5KE43HE3%2F54","rawCanonicalId":null},"summary":{"shortDescription":"Vishay General Semiconductor - Diodes Division, TransZorb® Automotive Series, Zener TVS Diode, 1.5KE43HE3/54, 1500W Peak Pulse, 61.9V Clamping, DO-201AA Axial, Through Hole.","salesMarkdown":"## What this TVS diode does on the line The 1.5KE43HE3/54: It clamps a transient at 61.9 V max when the surge current reaches 24.2 A, with a reverse standoff of 34.8 V — meaning it stays invisible on a 24 V or 28 V rail until a spike hits, then shunts the energy to ground. ## Lifecycle reality — obsolete, not a design-in Availability and date-code provenance are confirmed at quote time — the buyer should verify the date code matches the application's shelf-life and reliability expectations. ## Sourcing this obsolete part Because the 1.5KE43HE3/54 is discontinued, it is quoted to order from surplus and broker channels.","metaTitle":"1.5KE43HE3/54 Obsolete Zener TVS, 1.5kW, 61.9V Clamp","metaDescription":"Vishay 1.5KE43HE3/54 Zener TVS diode, 1500W peak pulse, 61.9V clamping, AEC-Q101. Obsolete — sourced to order against RFQ through independent distribution.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Obsolete","categoryPath":["Circuit Protection"],"specifications":{"Mfr":"Vishay General Semiconductor - Diodes Division","Type":"Zener","Series":"Automotive, AEC-Q101, TransZorb®","Package":"Tape & Reel (TR)","Applications":"Automotive","Mounting Type":"Through Hole","Package / Case":"DO-201AA, DO-27, Axial","Product Status":"Obsolete","lifecycle_stage":"unknown","Power - Peak Pulse":"1500W (1.5kW)","Base Product Number":"1.5KE43","Operating Temperature":"-55°C~175°C(TJ)","Power Line Protection":"No","Capacitance @ Frequency":"-","Supplier Device Package":"1.5KE","Unidirectional Channels":"1","Voltage - Breakdown (Min)":"38.7V","Voltage - Clamping (Max) @ Ipp":"61.9V","Voltage - Reverse Standoff (Typ)":"34.8V","Current - Peak Pulse (10/1000µs)":"24.2A"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/cbd949ebcf4c95d5b4ea8fdecf87536f.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/1.5KE43HE3%2F54/alternatives.json"},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/vishay-general-semiconductor-diodes-division/1.5KE43HE3-54","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/1.5KE43HE3-54 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-20T14:34:45.345Z","lastPublished":"2026-07-20T14:34:45.345Z","indexable":true}}