{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"SMCJ30CAQ-13-F","brand":"Diodes Incorporated","brandSlug":"diodes-inc","productSlug":"SMCJ30CAQ-13-F","canonicalUrl":"https://icboms.com/diodes-inc/SMCJ30CAQ-13-F","factsUrl":"https://icboms.com/api/mcp/products/SMCJ30CAQ-13-F","rawCanonicalId":null},"summary":{"shortDescription":"Diodes Incorporated SMCJ30CAQ-13-F bidirectional Zener TVS, 1500W peak pulse, 30V reverse standoff, 48.4V clamping, AEC-Q101 automotive grade, DO-214AB SMC package.","salesMarkdown":"## Automotive-grade 1500W surge clamp — the qualification that matters The SMCJ30CAQ-13-F: Its AEC-Q101 qualification is the defining spec for this part — capable is not qualified, and the OEM auditor will ask for PPAP documentation. This grade means the device has passed the full suite of automotive reliability stress tests (temperature cycling, high-temperature reverse bias, moisture sensitivity) and is released with production-part-approval-process (PPAP) support. The -55°C to 150°C junction temperature range covers under-hood and engine-bay ambient conditions with margin: a 125°C ambient still leaves 25°C headroom before the absolute maximum junction is reached, critical for sustained clamp events in high-temperature environments. ## Protection window: breakdown, clamping, and peak current The minimum breakdown voltage is 33.3V, ensuring the device does not conduct at the 30V standoff rail — the protection window starts above the nominal supply, not at it. A downstream 50V-rated capacitor or IC has 1.6V of margin above the clamp; a 40V-rated part does not. Bidirectional (single-channel) construction means the same device clips positive and negative transients symmetrically — no polarity orientation needed on the board, which simplifies placement in AC-coupled or dual-polarity signal paths. ## Package, footprint, and board-level integration The surface-mount footprint mates with a standard SMC land pattern — the copper pad area under the cathode tab sets the thermal resistance for sustained power dissipation. No power-line protection feature is claimed (Power Line Protection: No) — this is a general-purpose transient suppressor for signal and low-power supply rails, not a primary mains surge protector.","metaTitle":"Diodes SMCJ30CAQ-13-F TVS Diode, 30V, 1500W, AEC-Q101","metaDescription":"Diodes Incorporated SMCJ30CAQ-13-F bidirectional Zener TVS, 30V standoff, 1500W peak pulse, AEC-Q101 qualified for automotive. Active, order against RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Circuit Protection"],"specifications":{"Mfr":"Diodes Incorporated","Type":"Zener","Grade":"Automotive","Series":"-","Package":"Tape & Reel (TR) Cut Tape (CT)","Applications":"-","Mounting Type":"Surface Mount","Qualification":"AEC-Q101","Package / Case":"DO-214AB, SMC","Product Status":"Active","lifecycle_stage":"eol_hot","Power - Peak Pulse":"1500W (1.5kW)","Base Product Number":"SMCJ30","Operating Temperature":"-55°C ~ 150°C (TJ)","Power Line Protection":"No","Bidirectional Channels":"1","Capacitance @ Frequency":"-","Supplier Device Package":"SMC","Voltage - Breakdown (Min)":"33.3V","Voltage - Clamping (Max) @ Ipp":"48.4V","Voltage - Reverse Standoff (Typ)":"30V","Current - Peak Pulse (10/1000µs)":"31A"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$0.7500","stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/a7bf25a78de51cddef331c6d49312185.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What does the AEC-Q101 qualification mean for this TVS diode?","answer":"AEC-Q101 is the automotive discrete semiconductor qualification standard. It certifies that the SMCJ30CAQ-13-F has passed reliability tests including temperature cycling, high-temperature reverse bias (HTRB), and moisture sensitivity, and is supported with PPAP documentation for OEM submission. This is a hard requirement for any part going into an automotive ECU or module."},{"question":"How can I source the SMCJ30CAQ-13-F for a BOM line?","answer":"Submit a request for a firm quote and lead-time estimate."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/diodes-inc/SMCJ30CAQ-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/SMCJ30CAQ-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}}