{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"TPS3840PL40DBVR","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"TPS3840PL40DBVR","canonicalUrl":"https://icboms.com/texas-instruments/TPS3840PL40DBVR","factsUrl":"https://icboms.com/api/mcp/products/TPS3840PL40DBVR","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments TPS3840PL40DBVR Simple Reset/Power-On Reset, Active Low, Push-Pull Output, 4 V Threshold, 619 ms Timeout, SOT-23-5, -40°C to 125°C.","salesMarkdown":"## Reset supervisor with a 4 V threshold and a 619 ms timeout The output is active-low push-pull, so it drives the reset line high when the supply is good and pulls it low on a fault — no external pull-up resistor needed. Housed in a SOT-23-5 package (SC-74A, SOT-753), the TPS3840PL40DBVR takes up minimal board area and is a surface-mount fit for dense layouts.","metaTitle":"TPS3840PL40DBVR Simple Reset/Power-On Reset, 4 V Threshold","metaDescription":"Texas Instruments TPS3840PL40DBVR simple reset/power-on reset IC. Active-low push-pull output, 4 V threshold, 619 ms timeout. SOT-23-5 package.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Power Management (PMIC / Gate Driver)"],"specifications":{"Mfr":"Texas Instruments","Type":"Simple Reset/Power-On Reset","Reset":"Active Low","Output":"Push-Pull, Totem Pole","Series":"-","Package":"Tape & Reel (TR) Cut Tape (CT)","Mounting Type":"Surface Mount","Reset Timeout":"619ms Typical","Package / Case":"SC-74A, SOT-753","Product Status":"Active","lifecycle_stage":"eol_hot","Voltage - Threshold":"4V","Operating Temperature":"-40°C ~ 125°C (TJ)","Supplier Device Package":"SOT-23-5","Number of Voltages Monitored":"1"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$0.8700","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/1b0594fd68bbcc9caefcfd6203fc2db6.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/TPS3840PL40DBVR/alternatives.json"},"ai":{"faq":[{"question":"Does TPS3840PL40DBVR have an active-low push-pull output?","answer":"Yes, the reset output is active-low push-pull (totem pole). It drives the reset line low when the monitored voltage falls below the threshold and releases it high without requiring an external pull-up."},{"question":"Is TPS3840PL40DBVR obsolete or still active?","answer":"No discontinuation or last-time-buy has been announced."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/TPS3840PL40DBVR","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/texas-instruments/TPS3840PL40DBVR 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}}