{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"1.5KE51AHA0G","brand":"Taiwan Semiconductor Corporation","brandSlug":"taiwan-semiconductor-corporation","productSlug":"1.5KE51AHA0G","canonicalUrl":"https://icboms.com/taiwan-semiconductor-corporation/1.5KE51AHA0G","factsUrl":"https://icboms.com/api/mcp/products/1.5KE51AHA0G","rawCanonicalId":null},"summary":{"shortDescription":"Taiwan Semiconductor Corporation 1.5KE series Automotive AEC-Q101 Zener TVS, 1.5KE51AHA0G, 1500W peak pulse, 43.6V standoff, DO-201AA axial through-hole.","salesMarkdown":"## 1.5 kW peak pulse, AEC-Q101 qualified The 1.5KE51AHA0G: It is AEC-Q101 qualified for automotive applications, meaning it meets the stress and reliability screening required for under-hood and chassis electronics. ## Protection window and board fit The 70.1 V clamp ensures the downstream device sees a safe voltage during a load-dump or inductive kickback event. The DO-201AA (DO-27) axial through-hole package mounts into a standard 0.100-inch pitch hole pattern, suitable for point-of-use transient suppression on power entry boards or alternator rectifier assemblies.","metaTitle":"1.5KE51AHA0G TVS Diode, 1.5kW, 43.6V Standoff, DO-201","metaDescription":"Taiwan Semiconductor 1.5KE51AHA0G Zener TVS, 1500W peak pulse, 43.6V standoff, AEC-Q101 automotive grade. Active production, sourced per RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Circuit Protection"],"specifications":{"Mfr":"Taiwan Semiconductor Corporation","Type":"Zener","Series":"Automotive, AEC-Q101, 1.5KE","Package":"Tape & Box (TB)","Applications":"Automotive","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":"1.5KE51","Operating Temperature":"-55°C~175°C(TJ)","Power Line Protection":"No","Capacitance @ Frequency":"-","Supplier Device Package":"DO-201","Unidirectional Channels":"1","Voltage - Breakdown (Min)":"48.5V","Voltage - Clamping (Max) @ Ipp":"70.1V","Voltage - Reverse Standoff (Typ)":"43.6V","Current - Peak Pulse (10/1000µs)":"22A"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$0.4993","stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/a688563676897fea683fa9d5a5542f4e.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What is the closest pin-compatible alternative to 1.5KE51AHA0G?","answer":"The 1.5KE series includes other standoff voltages; a parametric search by package (DO-201) and power (1500 W) will surface functionally similar parts for non-automotive designs."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/taiwan-semiconductor-corporation/1.5KE51AHA0G","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/taiwan-semiconductor-corporation/1.5KE51AHA0G 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}}