{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"SMBJ51CA-13","brand":"Diodes Incorporated","brandSlug":"diodes-inc","productSlug":"SMBJ51CA-13","canonicalUrl":"https://icboms.com/diodes-inc/SMBJ51CA-13","factsUrl":"https://icboms.com/api/mcp/products/SMBJ51CA-13","rawCanonicalId":null},"summary":{"shortDescription":"Diodes Incorporated SMBJ series Zener TVS diode, bidirectional, 51V reverse standoff, 600W peak pulse power, DO-214AA SMB package, Tape & Reel.","salesMarkdown":"## 600 W peak pulse, 51 V standoff — what the ratings decide The SMBJ51CA-13: The 51 V reverse standoff voltage means the device starts conducting only when the line voltage exceeds 51 V — below that threshold it sits as a high-impedance shunt, drawing negligible leakage. The minimum breakdown voltage of 56.7 V and maximum clamping of 82.4 V at 7.3 A peak pulse current define the protection window: the TVS clamps a transient before it reaches the downstream silicon rating. Housed in the DO-214AA (SMB) surface-mount package, the device occupies a standard footprint for 600 W TVS diodes. The single bidirectional channel protects one signal or power rail in both polarities — useful for AC lines or DC lines where reverse polarity is possible.","metaTitle":"SMBJ51CA-13 Diodes Zener TVS, 51V, 600W, DO-214AA","metaDescription":"SMBJ51CA-13 bidirectional Zener TVS diode, 51V reverse standoff, 600W peak pulse, DO-214AA SMB. Active production, sourced to order.","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","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":"$0.6400","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/5082cff9e06e9e3934f006f5710ece61.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/SMBJ51CA-13/alternatives.json"},"ai":{"faq":[{"question":"What is the closest pin-compatible alternative to SMBJ51CA-13 in this Circuit Protection family?","answer":"Within the SMBJ series, the unidirectional variant SMBJ51A-13 shares the same DO-214AA package and 51 V standoff voltage but protects only one polarity. For bidirectional protection at a different voltage, the SMBJ series offers 5 V to 170 V standoff options in the same package — parametric selection is required to match the clamping window."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/diodes-inc/SMBJ51CA-13","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 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}}