{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"SMBJ51CA-13-F","brand":"Diodes Incorporated","brandSlug":"diodes-inc","productSlug":"SMBJ51CA-13-F","canonicalUrl":"https://icboms.com/diodes-inc/SMBJ51CA-13-F","factsUrl":"https://icboms.com/api/mcp/products/SMBJ51CA-13-F","rawCanonicalId":null},"summary":{"shortDescription":"Diodes Incorporated SMBJ series Zener TVS diode, SMBJ51CA-13-F, bidirectional, 600W peak pulse power, 51V reverse standoff, DO-214AA SMB package, surface mount.","salesMarkdown":"## 600 W peak pulse, 51 V standoff — what the ratings mean on the board The SMBJ51CA-13-F: The 82.4 V clamping voltage at the 7.3 A peak pulse current (10/1000 µs waveform) means a downstream 80 V-rated DC-DC converter or driver IC sees a spike held below its abs-max — the TVS absorbs the surge before the regulator's input filter caps charge up. On a 48 V telecom supply or a 51 V battery line, it is sized to clip surges without conducting during normal ripple. ## DO-214AA SMB — field-swappable with basic kit Surface-mount in a DO-214AA (SMB) package — the same footprint as the common SMBJ and P4SMA series. Two-pad layout, polarity marked on the body (cathode band for the Zener direction; bidirectional means no orientation worry on the board). Reflow profile matches standard 260 °C peak Pb-free solder. No special handling beyond basic ESD precautions — swap it on site with a hot-air station or a soldering iron if the pads are accessible. The wide temp range means the leakage current at 85 °C ambient is still within the datasheet's typical curve; no derating needed for most 48 V bus applications up to 125 °C. ## Active production — no last-time-buy pressure General-purpose application class per the category — not automotive-qualified (no AEC-Q101 listed), but the -55 °C to 150 °C range suits industrial and commercial equipment. Power line protection is marked No, meaning it is intended for signal or low-voltage DC bus clamping, not AC mains surge suppression.","metaTitle":"Diodes Inc SMBJ51CA-13-F TVS Diode, 600W, 51V, DO-214AA","metaDescription":"SMBJ51CA-13-F Zener TVS diode from Diodes Inc, 600W peak pulse power, 51V reverse standoff, bidirectional. Active production. Sourced per RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Circuit Protection"],"specifications":{"Mfr":"Diodes Incorporated","Type":"Zener","Series":"SMBJ","Package":"Tape & Reel (TR) Cut Tape (CT)","Applications":"General Purpose","Mounting Type":"Surface Mount","Package / Case":"DO-214AA, SMB","Product Status":"Active","lifecycle_stage":"eol_hot","Power - Peak Pulse":"600W","Base Product Number":"SMBJ51","Operating Temperature":"-55°C ~ 150°C (TJ)","Power Line Protection":"No","Bidirectional Channels":"1","Capacitance @ Frequency":"-","Supplier Device Package":"SMB","Voltage - Breakdown (Min)":"56.7V","Voltage - Clamping (Max) @ Ipp":"82.4V","Voltage - Reverse Standoff (Typ)":"51V","Current - Peak Pulse (10/1000µs)":"7.3A"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$0.3700","stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/205f8bffce2c4a83c3c83b7d81a1413c.pdf","sourceUrl":null},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/diodes-inc/SMBJ51CA-13-F","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/diodes-inc/SMBJ51CA-13-F 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}}