{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"1.5KE39","brand":"Littelfuse Inc.","brandSlug":"littelfuse-inc","productSlug":"1.5KE39","canonicalUrl":"https://icboms.com/littelfuse-inc/1.5KE39","factsUrl":"https://icboms.com/api/mcp/products/1.5KE39","rawCanonicalId":null},"summary":{"shortDescription":"Littelfuse Inc. 1.5KE series Zener TVS diode, 1.5KE39, 1500W peak pulse power, 33.3V standoff, 56.6V clamp, DO-201AA axial, through hole.","salesMarkdown":"## Obsolete 1500W Zener TVS — 1.5KE39 Its 33.3V reverse standoff voltage and 56.6V clamping point at 28.2A peak pulse current make it a fit for 24V rail protection where the transient must be clamped below 57V. ## Lifecycle reality — discontinued Littelfuse lists the 1.5KE39 as Obsolete. Sourcing is through independent surplus and broker channels; each lot is date-code and condition verified before quoting.","metaTitle":"Littelfuse 1.5KE39 Zener TVS, 1500W, DO-201","metaDescription":"Littelfuse 1.5KE39 Zener TVS diode, 1500W peak pulse power, 33.3V standoff, 56.6V clamp. Obsolete — sourced to order via RFQ through independent channels.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Obsolete","categoryPath":["Circuit Protection"],"specifications":{"Mfr":"Littelfuse Inc.","Type":"Zener","Series":"1.5KE","Package":"Tape & Reel (TR)","Applications":"General Purpose","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":"1.5KE","Operating Temperature":"-55°C~175°C(TJ)","Power Line Protection":"No","Capacitance @ Frequency":"-","Supplier Device Package":"DO-201","Unidirectional Channels":"1","Voltage - Breakdown (Min)":"35.15V","Voltage - Clamping (Max) @ Ipp":"56.6V","Voltage - Reverse Standoff (Typ)":"33.3V","Current - Peak Pulse (10/1000µs)":"28.2A"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$1.6835","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/f1ea870152ad203d90f672f2af1c1ed0.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/1.5KE39/alternatives.json"},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/littelfuse-inc/1.5KE39","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/littelfuse-inc/1.5KE39 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}}