{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"1.5SMCJ54C","brand":"Diotec Semiconductor","brandSlug":"diotec-semiconductor","productSlug":"1.5SMCJ54C","canonicalUrl":"https://icboms.com/diotec-semiconductor/1.5SMCJ54C","factsUrl":"https://icboms.com/api/mcp/products/1.5SMCJ54C","rawCanonicalId":null},"summary":{"shortDescription":"Diotec Semiconductor Zener TVS diode, 1.5SMCJ54C, 1500W peak pulse, 54V standoff, 15.6A peak pulse, 96.3V clamping max, DO-214AB SMC surface-mount.","salesMarkdown":"## What the 1.5SMCJ54C protects against This is a unidirectional Zener-based TVS diode — it clamps transient voltage spikes on a single polarity rail, clamping the line to 96.3 V when a 15.6 A surge (10/1000 µs waveform) hits the circuit. The 54 V reverse standoff rating is the working voltage: the part sits idle below this and activates at the 60 V breakdown threshold. ## Board integration for the DO-214AB SMC footprint Surface-mount SMC package — the wide body tab gives better thermal impedance than narrower TVS packages of comparable power rating, so the same board pad area delivers more surge-handling margin. Junction temperature rating is -50 °C to 150 °C, suitable for industrial and telecom equipment that sees wide ambient swings. Bidirectional channel count is 1 — this is a unidirectional part, so for AC rails or dual-polarity protection you need a second device on the opposite leg of the waveform. ## Where Zener TVS diodes like this sit in the protection stack This part is classified General Purpose — it covers the bulk of industrial and power-supply transient protection where the surge energy is moderate (10/1000 µs or equivalent). It does not carry power-line protection certification (confirms no), so it is not the first-stage protector on a mains input rail — that role belongs to higher-energy devices or gas discharge tubes ahead of the clamping stage.","metaTitle":"Diotec 1.5SMCJ54C TVS Diode, 54V, 1.5kW Peak Pulse","metaDescription":"1.5SMCJ54C is an active-production Zener TVS diode rated 1500W peak pulse, 54V standoff, 96.3V clamping. DO-214AB SMC package. Sourced to order via RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Circuit Protection"],"specifications":{"Mfr":"Diotec Semiconductor","Type":"Zener","Series":"-","Package":"Strip","Applications":"General Purpose","Mounting Type":"Surface Mount","Package / Case":"DO-214AB, SMC","Product Status":"Active","lifecycle_stage":"unknown","Power - Peak Pulse":"1500W (1.5kW)","Operating Temperature":"-50°C~150°C(TJ)","Power Line Protection":"No","Bidirectional Channels":"1","Capacitance @ Frequency":"-","Supplier Device Package":"SMC/DO-214AB","Voltage - Breakdown (Min)":"60V","Voltage - Clamping (Max) @ Ipp":"96.3V","Voltage - Reverse Standoff (Typ)":"54V","Current - Peak Pulse (10/1000µs)":"15.6A"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$0.8068","stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/3fb0502b23c3703cafef426b7b2bf7e5.pdf","sourceUrl":null},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/diotec-semiconductor/1.5SMCJ54C","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/diotec-semiconductor/1.5SMCJ54C 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}}