{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"SMCJ54CAE3/TR13","brand":"Microchip Technology","brandSlug":"microchip","productSlug":"SMCJ54CAE3-TR13","canonicalUrl":"https://icboms.com/microchip/SMCJ54CAE3-TR13","factsUrl":"https://icboms.com/api/mcp/products/SMCJ54CAE3%2FTR13","rawCanonicalId":null},"summary":{"shortDescription":"Microchip Technology SMCJ54CAE3/TR13, Zener TVS diode, bidirectional single channel, 1500W peak pulse power, 54V reverse standoff, 87.1V clamping at 17.2A, DO-214AB (SMC) surface-mount package on tape and reel.","salesMarkdown":"## Selection mistake this part avoids A 54V rail needs a TVS that clamps before the downstream silicon sees destructive overvoltage. The SMCJ54CAE3/TR13 holds reverse standoff at 54V and clamps to 87.1V max at the 17.2A peak pulse current — that ceiling keeps a 100V-rated MOSFET or regulator inside its safe operating area during a 1500W surge event. For a 24V or 48V telecom supply rail, the 54V standoff gives enough margin above the nominal bus voltage to avoid nuisance clamping during normal ripple. Bidirectional operation (single channel) means the same device clamps positive and negative transients symmetrically — useful on AC-coupled signal lines or bipolar supplies where polarity isn't fixed. The breakdown voltage min is 60V, so the avalanche region starts 6V above the standoff, giving a predictable trigger point. The DO-214AB (SMC) package dissipates heat through the copper pad area; a 1 oz copper pour under the cathode tab drops thermal resistance noticeably. DO-214AB (SMC) is a two-terminal surface-mount package with a visible cathode band and a flat body that self-centers during reflow. The large copper tab on the cathode side handles the thermal mass — a standard 260°C peak reflow profile per J-STD-020 works fine. No fine-pitch alignment needed; the package is forgiving under a hot-air station if you need to lift and replace it without lifting the pad.","metaTitle":"SMCJ54CAE3/TR13 TVS Diode – 1500W Bidirectional Zener","metaDescription":"Microchip Technology SMCJ54CAE3/TR13 Zener TVS diode, 1500W peak pulse, 54V standoff, 87.1V clamp. Active production, DO-214AB SMC package on tape & reel.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Circuit Protection"],"specifications":{"Mfr":"Microchip Technology","Type":"Zener","Series":"-","Package":"Tape & Reel (TR)","Applications":"General Purpose","Mounting Type":"Surface Mount","Package / Case":"DO-214AB, SMC","Product Status":"Active","lifecycle_stage":"eol_hot","Power - Peak Pulse":"1500W (1.5kW)","Base Product Number":"SMCJ54","Operating Temperature":"-65°C~150°C(TJ)","Power Line Protection":"No","Bidirectional Channels":"1","Capacitance @ Frequency":"-","Supplier Device Package":"DO-214AB (SMCJ)","Voltage - Breakdown (Min)":"60V","Voltage - Clamping (Max) @ Ipp":"87.1V","Voltage - Reverse Standoff (Typ)":"54V","Current - Peak Pulse (10/1000µs)":"17.2A"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$0.5850","stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":null,"sourceUrl":null},"ai":{"faq":[{"question":"What is the closest pin-compatible alternative to SMCJ54CAE3/TR13 in this Circuit Protection family?","answer":"Within the same SMCJ54 family, the base number SMCJ54 (without the /TR13 suffix) shares the same DO-214AB footprint and electrical specs — 54V standoff, 60V breakdown, 87.1V clamp. The suffix indicates a specific environmental or testing variant; confirm with the datasheet whether the electrical performance is identical for your application."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/microchip/SMCJ54CAE3-TR13","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/microchip/SMCJ54CAE3-TR13 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}}