{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"ULN2803ADWR","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"ULN2803ADWR","canonicalUrl":"https://icboms.com/texas-instruments/ULN2803ADWR","factsUrl":"https://icboms.com/api/mcp/products/ULN2803ADWR","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments ULN2803ADWR, Automotive AEC-Q100 8 NPN Darlington driver, 50V Vce, 500mA Ic, 1.6V Vce sat, -40°C to 85°C, 18-SOIC surface mount.","salesMarkdown":"The Texas Instruments ULN2803ADWR packs eight NPN Darlington pairs into an 18-SOIC package, each rated for 500 mA collector current and 50 V collector-emitter breakdown. Each pair includes a base resistor and an integrated suppression diode for driving inductive loads like relays, solenoids, and stepper motors — a common building block in PLC output stages, automotive body controllers, and industrial valve drivers. ## 50 V, 500 mA per channel — the ratings that matter Each Darlington pair saturates at 1.6 V maximum with 500 µA base drive and 350 mA collector current.","metaTitle":"ULN2803ADWR 8 NPN Darlington Driver, 50V 500mA, Obsolete","metaDescription":"ULN2803ADWR is an obsolete AEC-Q100 8-channel NPN Darlington driver in 18-SOIC. 50V Vce, 500mA per channel.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Obsolete","categoryPath":["Discrete Semiconductors"],"specifications":{"Mfr":"Texas Instruments","Series":"Automotive, AEC-Q100","Package":"Tape & Reel (TR); Cut Tape (CT)","Power - Max":"-","Mounting Type":"Surface Mount","Package / Case":"18-SOIC (0.295\\\", 7.50mm Width)","Product Status":"Obsolete","Transistor Type":"8 NPN Darlington","lifecycle_stage":"eol_hot","Base Product Number":"ULN2803","Operating Temperature":"-40°C~85°C(TA)","Frequency - Transition":"-","Supplier Device Package":"18-SOIC","Vce Saturation (Max) @ Ib, Ic":"1.6V @ 500µA, 350mA","Current - Collector (Ic) (Max)":"500mA","Current - Collector Cutoff (Max)":"-","DC Current Gain (hFE) (Min) @ Ic, Vce":"-","Voltage - Collector Emitter Breakdown (Max)":"50V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$1.2200","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/21b2b800bbdd24fddb5cb19410f89e2d.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/ULN2803ADWR/alternatives.json"},"ai":{"faq":[{"question":"Is ULN2803ADWR obsolete?","answer":"Yes, the ULN2803ADWR is listed as obsolete. Texas Instruments no longer manufactures this specific 18-SOIC Tape & Reel variant. Any procurement must go through the surplus and broker channel."},{"question":"What is the direct replacement for ULN2803ADWR?","answer":"The base product number ULN2803 covers multiple package options; a functionally equivalent replacement must match the 18-SOIC footprint, eight NPN Darlington channels with clamp diodes, 50 V Vce, and 500 mA per-channel rating. Several semiconductor manufacturers offer pin-compatible arrays — verify the saturation voltage and input threshold against your design."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/ULN2803ADWR","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/texas-instruments/ULN2803ADWR when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-16T18:01:25.767Z","lastPublished":"2026-07-16T18:01:25.767Z","indexable":true}}