{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"SMAJ78AQ-13-F","brand":"Diodes Incorporated","brandSlug":"diodes-inc","productSlug":"SMAJ78AQ-13-F","canonicalUrl":"https://icboms.com/diodes-inc/SMAJ78AQ-13-F","factsUrl":"https://icboms.com/api/mcp/products/SMAJ78AQ-13-F","rawCanonicalId":null},"summary":{"shortDescription":"Diodes Incorporated SMAJ78AQ-13-F, Automotive AEC-Q101 Zener TVS Diode, 400W Peak Pulse Power, 78V Reverse Standoff, 126V Clamping, Unidirectional, DO-214AC SMA Package, Tape & Reel.","salesMarkdown":"## What the clamping and breakdown specs mean for your protection threshold The SMAJ78AQ-13-F: Breakdown occurs at a minimum of 86.7 V, and the diode clamps the transient to 126 V maximum at the rated 3.2 A pulse current — this 126 V ceiling must stay below the downstream component's absolute maximum rating (e.g., a 100 V-rated MOSFET would need a lower-clamping TVS or a series resistor to share the voltage stress). ## Package and board integration for the DO-214AC SMA footprint Housed in the DO-214AC (SMA) package with a surface-mount footprint, the SMAJ78AQ-13-F mates with standard SMA solder pads — the cathode band identifies the unidirectional orientation, and the package's low profile suits dense automotive ECU layouts.","metaTitle":"SMAJ78AQ-13-F Diodes Inc TVS, 78V Standoff, 400W, AEC-Q101","metaDescription":"SMAJ78AQ-13-F Zener TVS diode, 78V reverse standoff, 400W peak pulse, AEC-Q101 automotive grade, DO-214AC SMA. 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":"Automotive, AEC-Q101","Package":"Tape & Reel (TR)","Applications":"Automotive","Mounting Type":"Surface Mount","Package / Case":"DO-214AC, SMA","Product Status":"Active","lifecycle_stage":"eol_hot","Power - Peak Pulse":"400W","Operating Temperature":"-55°C~150°C(TJ)","Power Line Protection":"No","Capacitance @ Frequency":"-","Supplier Device Package":"SMA","Unidirectional Channels":"1","Voltage - Breakdown (Min)":"86.7V","Voltage - Clamping (Max) @ Ipp":"126V","Voltage - Reverse Standoff (Typ)":"78V","Current - Peak Pulse (10/1000µs)":"3.2A"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$0.1049","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/34f8b69d3d41ce3a7e5d6d3f2b7ec8e2.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/SMAJ78AQ-13-F/alternatives.json"},"ai":{"faq":[{"question":"Where can I buy SMAJ78AQ-13-F and how do I get a price?","answer":"Submit a request with your target quantity and delivery timeline for a confirmed price and lead time."},{"question":"What is the closest pin-compatible alternative to SMAJ78AQ-13-F in this Circuit Protection family?","answer":"The SMAJ78AQ-13-F is a unique AEC-Q101 qualified variant within Diodes Incorporated's SMAJ series; a non-automotive grade SMAJ78A (without the 'Q' suffix) may share the same DO-214AC footprint but lacks the automotive qualification and may have different test limits."},{"question":"What compliance documentation does Diodes Incorporated provide for SMAJ78AQ-13-F?","answer":"As an AEC-Q101 qualified device, Diodes Incorporated typically provides a PPAP (Production Part Approval Process) package and a PCN (Product Change Notification) service. RoHS and REACH compliance declarations are standard for this series."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/diodes-inc/SMAJ78AQ-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/SMAJ78AQ-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}}