{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"1.5KE400A-E3/54","brand":"Vishay General Semiconductor - Diodes Division","brandSlug":"vishay-general-semiconductor-diodes-division","productSlug":"1.5KE400A-E3-54","canonicalUrl":"https://icboms.com/vishay-general-semiconductor-diodes-division/1.5KE400A-E3-54","factsUrl":"https://icboms.com/api/mcp/products/1.5KE400A-E3%2F54","rawCanonicalId":null},"summary":{"shortDescription":"Vishay General Semiconductor - Diodes Division TransZorb® TVS diode, 1.5KE400A-/54, 1500W peak pulse, 342V standoff, 548V clamp, DO-201AA axial, through hole.","salesMarkdown":"## Package and deployment fit The 1.5KE400A-E3/54: The operating temperature range from -55°C to 175°C covers both cold-start conditions in outdoor telecom cabinets and the under-hood ambient of automotive electronics — the junction can spike well above 125°C during a transient and still stay within the silicon's safe operating area. ## Active lifecycle and sourcing posture As a member of the TransZorb series, this diode is a catalog-maintained part with consistent parametric control across date codes.","metaTitle":"1.5KE400A-E3/54 Vishay TVS Diode, 1.5kW, 548V Clamp","metaDescription":"Vishay 1.5KE400A-E3/54 TransZorb TVS diode, 1500W peak pulse, 342V standoff, 548V clamping. Active lifecycle. Quoted 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","Series":"TransZorb®","Package":"Tape & Reel (TR); Cut Tape (CT)","Applications":"General Purpose","Mounting Type":"Through Hole","Package / Case":"DO-201AA, DO-27, Axial","Product Status":"Active","lifecycle_stage":"unknown","Power - Peak Pulse":"1500W (1.5kW)","Base Product Number":"1.5KE400","Operating Temperature":"-55°C~175°C(TJ)","Power Line Protection":"No","Capacitance @ Frequency":"-","Supplier Device Package":"1.5KE","Unidirectional Channels":"1","Voltage - Breakdown (Min)":"380V","Voltage - Clamping (Max) @ Ipp":"548V","Voltage - Reverse Standoff (Typ)":"342V","Current - Peak Pulse (10/1000µs)":"2.7A"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$0.6164","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/cbd949ebcf4c95d5b4ea8fdecf87536f.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/1.5KE400A-E3%2F54/alternatives.json"},"ai":{"faq":[{"question":"Where can I buy the 1.5KE400A-/54 and how is it quoted?","answer":"The 1.5KE400A-/54 is an active Vishay part sourced through authorized and independent distribution."},{"question":"What is the 1.5KE400A-/54's breakdown and clamping voltage?","answer":"Minimum breakdown voltage is 380V, maximum clamping voltage at the 2.7A peak pulse current is 548V, and the reverse standoff voltage is 342V. This means the diode begins conducting around 380V and holds the line voltage below 548V during a 10/1000µs surge event."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/vishay-general-semiconductor-diodes-division/1.5KE400A-E3-54","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/1.5KE400A-E3-54 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}}