{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"DB3","brand":"STMicroelectronics","brandSlug":"stmicroelectronics","productSlug":"DB3","canonicalUrl":"https://icboms.com/stmicroelectronics/DB3","factsUrl":"https://icboms.com/api/mcp/products/DB3","rawCanonicalId":null},"summary":{"shortDescription":"STMicroelectronics DB3 DIAC, 28-36V breakover voltage, 50 µA breakover current, 2 A peak output, DO-35 axial package, -40°C to 125°C junction temperature.","salesMarkdown":"## Trigger voltage and gate drive — what the DB3 delivers The DB3 breakover voltage range is 28 to 36 V. Peak output current is 2 A. ## Obsolete — sourcing reality for sustainment programs The DB3 carries an Obsolete lifecycle status. ROHS3 compliant.","metaTitle":"STMicroelectronics DB3 DIAC, 28-36V Breakover, 2 A Peak","metaDescription":"STMicroelectronics DB3 DIAC: 28-36V breakover voltage, 2 A peak output, -40°C to 125°C, DO-35 axial package.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Obsolete","categoryPath":["Discrete Semiconductors"],"specifications":{"Mfr":"STMicroelectronics","Series":"-","Package":"Tape & Reel (TR) Cut Tape (CT)","Package / Case":"DO-204AH, DO-35, Axial","Product Status":"Active","lifecycle_stage":"eol_hot","Base Product Number":"DB3","Current - Breakover":"50 µA","Voltage - Breakover":"28 ~ 36V","Current - Peak Output":"2 A","Operating Temperature":"-40°C ~ 125°C (TJ)","Supplier Device Package":"DO-35"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$0.3000","stockQuantity":0,"priceTiers":[{"qty":25,"price":"$0.44360","currency":"USD"},{"qty":50,"price":"$0.38240","currency":"USD"},{"qty":100,"price":"$0.32970","currency":"USD"},{"qty":500,"price":"$0.11370","currency":"USD"},{"qty":1000,"price":"$0.09800","currency":"USD"},{"qty":2000,"price":"$0.08370","currency":"USD"},{"qty":5000,"price":"$0.05030","currency":"USD"},{"qty":10000,"price":"$0.02590","currency":"USD"},{"qty":20000,"price":"$0.02570","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/923b50f53238b3ee821252044c86f02f.pdf","sourceUrl":null},"ai":{"faq":[{"question":"Is the DB3 obsolete? What is a direct replacement?","answer":"Yes, the DB3 is obsolete. No official direct replacement order code is recorded. For new designs, consider a current-production DIAC with a similar breakover voltage range; for legacy BOM sustainment, source the DB3 through independent distribution."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/stmicroelectronics/DB3","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/stmicroelectronics/DB3 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-16T16:52:43.433Z","lastPublished":"2026-07-16T16:52:43.433Z","indexable":true}}