{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"TPS628503DRLR","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"TPS628503DRLR","canonicalUrl":"https://icboms.com/texas-instruments/TPS628503DRLR","factsUrl":"https://icboms.com/api/mcp/products/TPS628503DRLR","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments TPS628503DRLR, Step-Down Buck Regulator, Adjustable Output, 3 A, SOT-583, Surface Mount","salesMarkdown":"## 3 A buck in a 1.6 mm × 1.6 mm SOT-583 The TPS628503DRLR is a 3 A continuous-output synchronous buck regulator from Texas Instruments, in the SOT-583 package. Input range spans 2.7 V to 6 V, output adjustable from 0.6 V up to 5.5 V. Switching frequency is programmable between 1.8 MHz and 4 MHz. ## 150°C junction — thermal headroom without derating Rated for junction temperatures from -40°C to 150°C, the TPS628503DRLR keeps the full 3 A output available in enclosures with limited airflow or high ambient heat.","metaTitle":"TPS628503DRLR Texas Instruments 3 A Step-Down Buck Regulator","metaDescription":"Texas Instruments TPS628503DRLR: 3 A adjustable buck regulator, 2.7 V to 6 V input, 1.8-4 MHz switching, -40°C to 150°C junction. Active production.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["Power Management (PMIC / Gate Driver)"],"specifications":{"Mfr":"Texas Instruments","Series":"-","Package":"Tape & Reel (TR); Cut Tape (CT)","Function":"Step-Down","Topology":"Buck","Output Type":"Adjustable","Mounting Type":"Surface Mount","Package / Case":"SOT-583","Product Status":"Active","lifecycle_stage":"eol_hot","Current - Output":"3A","Number of Outputs":"1","Output Configuration":"Positive","Frequency - Switching":"1.8MHz ~ 4MHz","Operating Temperature":"-40°C~150°C(TJ)","Synchronous Rectifier":"Yes","Voltage - Input (Max)":"6V","Voltage - Input (Min)":"2.7V","Voltage - Output (Max)":"5.5V","Supplier Device Package":"SOT-583","Voltage - Output (Min/Fixed)":"0.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$1.6800","priceTiers":[{"qty":1,"price":"$1.68000","currency":"USD"},{"qty":10,"price":"$1.50600","currency":"USD"},{"qty":25,"price":"$1.42040","currency":"USD"},{"qty":100,"price":"$1.21020","currency":"USD"},{"qty":250,"price":"$1.13632","currency":"USD"},{"qty":500,"price":"$0.99428","currency":"USD"},{"qty":1000,"price":"$0.82383","currency":"USD"},{"qty":4000,"price":"$0.80400","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/b15ae4702c131f715e0a67dce675b5cd.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/TPS628503DRLR/alternatives.json"},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/TPS628503DRLR","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/texas-instruments/TPS628503DRLR 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}}