{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"TPS65400QRGZRQ1","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"TPS65400QRGZRQ1","canonicalUrl":"https://icboms.com/texas-instruments/TPS65400QRGZRQ1","factsUrl":"https://icboms.com/api/mcp/products/TPS65400QRGZRQ1","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments TPS65400QRGZRQ1, Automotive AEC-Q100, Step-Down Buck Regulator, Adjustable Output, 4 Outputs, 4A/2A, 275kHz~2.2MHz, Surface Mount, 48-VFQFN Exposed Pad.","salesMarkdown":"## Quad-output automotive buck — what the 4A/2A rails mean for the ECU The TPS65400QRGZRQ1 is a four-output synchronous buck regulator from Texas Instruments, qualified to AEC-Q100 for automotive use. ## Thermal and package — the 48-VQFN exposed pad TI lists the TPS65400QRGZRQ1 as Active.","metaTitle":"TPS65400QRGZRQ1 Automotive Quad Buck Regulator, 4A/2A","metaDescription":"AEC-Q100 qualified quad-output step-down regulator from TI. 4.5V-18V input, 4A/2A outputs, 275kHz-2.2MHz switching. Active lifecycle.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Power Management (PMIC / Gate Driver)"],"specifications":{"Mfr":"Texas Instruments","Series":"Automotive, AEC-Q100","Package":"Tape & Reel (TR); Cut Tape (CT)","Function":"Step-Down","Topology":"Buck","Output Type":"Adjustable","Mounting Type":"Surface Mount","Package / Case":"48-VFQFN Exposed Pad","Product Status":"Active","lifecycle_stage":"eol_hot","Current - Output":"4A, 2A","Number of Outputs":"4","Base Product Number":"TPS65400","Output Configuration":"Positive","Frequency - Switching":"275kHz ~ 2.2MHz","Operating Temperature":"-40°C~125°C(TJ)","Synchronous Rectifier":"Yes","Voltage - Input (Max)":"18V","Voltage - Input (Min)":"4.5V","Voltage - Output (Max)":"16.2V","Supplier Device Package":"48-VQFN (7x7)","Voltage - Output (Min/Fixed)":"0.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$6.8100","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/2c0c1aab79c759cd49f9c3b113247067.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/TPS65400QRGZRQ1/alternatives.json"},"ai":{"faq":[{"question":"Does TPS65400QRGZRQ1 have an AEC-Q100 qualification?","answer":"Yes, it is listed under the Automotive, AEC-Q100 series, meaning it is qualified for automotive-grade applications with the associated stress tests and temperature range."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/TPS65400QRGZRQ1","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/texas-instruments/TPS65400QRGZRQ1 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-22T18:03:28.771Z","lastPublished":"2026-07-22T18:03:28.771Z","indexable":true}}