{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LP5890RRFR","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"LP5890RRFR","canonicalUrl":"https://icboms.com/texas-instruments/LP5890RRFR","factsUrl":"https://icboms.com/api/mcp/products/LP5890RRFR","rawCanonicalId":null},"summary":{"shortDescription":"Linear constant-current LED driver, 48 outputs, 20 mA per channel, 40 MHz ~ 160 MHz, 2.5 V to 5.5 V supply, -40°C to 85°C, 76-VQFN (9x9 mm), Tape & Reel.","salesMarkdown":"## 48-channel constant-current driver for signage and lighting The LP5890RRFR: Target applications include lighting and signage, where the 48 outputs drive individual LED strings without internal switches — the current regulation is handled externally. ## Output count and current per channel The operating frequency range of 40 MHz to 160 MHz suggests the part uses a high-speed serial interface to shift in the channel data; the actual update rate depends on the number of cascaded devices and the clock speed chosen. ## Package and board integration Housed in a 76-VFQFN exposed-pad package (9x9 mm body), the LP5890RRFR requires a surface-mount reflow profile compatible with lead-free solder — the thermal pad on the underside must be connected to a copper pour for heat spreading.","metaTitle":"LP5890RRFR 48-channel constant-current LED driver, 20 mA/ch","metaDescription":"Active-production 48-output linear LED driver, 20 mA per channel, 40-160 MHz, 2.5-5.5 V supply, -40 to 85°C, 76-VQFN. Sourced to order against RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":"Not applicable","productStatus":"Active","categoryPath":["Discrete Semiconductors"],"specifications":{"Type":"Linear","Dimming":"No","Package":"Tape & Reel (TR); Cut Tape (CT)","Topology":"Constant Current","Frequency":"40MHz ~ 160MHz","Applications":"Lighting, Signage","Mounting Type":"Surface Mount","Package / Case":"76-VFQFN Exposed Pad","lifecycle_stage":"eol_hot","Number of Outputs":"48","Internal Switch(s)":"No","Operating Temperature":"-40°C ~ 85°C (TA)","Voltage - Supply (Max)":"5.5V","Voltage - Supply (Min)":"2.5V","Supplier Device Package":"76-VQFN (9x9)","Current - Output / Channel":"20mA"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$7.57","stockQuantity":0,"priceTiers":[{"qty":1,"price":"$7.57000","currency":"USD"},{"qty":10,"price":"$6.84000","currency":"USD"},{"qty":25,"price":"$6.52200","currency":"USD"},{"qty":100,"price":"$5.66310","currency":"USD"},{"qty":250,"price":"$5.40856","currency":"USD"},{"qty":500,"price":"$4.93132","currency":"USD"},{"qty":1000,"price":"$4.29502","currency":"USD"},{"qty":2000,"price":"$4.13595","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/b1506425d16c0c21d65eeef6110e6ce1.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What is the closest functional second-source to LP5890RRFR?","answer":"The TLC69611RTWR is a linear constant-current LED driver but with only 16 outputs and 60 mA per channel, versus 48 outputs at 20 mA. The pinout and package differ — a board spin would be required to substitute."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/LP5890RRFR","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/texas-instruments/LP5890RRFR when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-22T19:45:10.375Z","lastPublished":"2026-07-22T19:45:10.375Z","indexable":true}}