{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"TPS3809K33DBVTG4","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"TPS3809K33DBVTG4","canonicalUrl":"https://icboms.com/texas-instruments/TPS3809K33DBVTG4","factsUrl":"https://icboms.com/api/mcp/products/TPS3809K33DBVTG4","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments TPS3809K33DBVTG4, Simple Reset/Power-On Reset, Active Low, Push-Pull Output, 2.93V Threshold, 120ms Minimum Reset Timeout, SOT-23-3, -40°C to 85°C.","salesMarkdown":"## 2.93V threshold supervisor in a SOT-23-3 When the supply drops below that level, it asserts a reset signal — active-low, push-pull output — and holds the reset for a minimum of 120ms after the supply recovers. That delay gives the downstream processor time to stabilise before the reset is released.","metaTitle":"TPS3809K33DBVTG4 Simple Reset/Power-On Reset","metaDescription":"Texas Instruments TPS3809K33DBVTG4 simple reset/power-on reset IC. Active-low, push-pull output, 2.93V threshold, 120ms timeout, -40°C to 85°C.","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)","Mounting Type":"Surface Mount","Reset Timeout":"120ms Minimum","Package / Case":"TO-236-3, SC-59, SOT-23-3","lifecycle_stage":"eol_hot","Base Product Number":"TPS3809","Voltage - Threshold":"2.93V","Operating Temperature":"-40°C~85°C(TA)","Supplier Device Package":"SOT-23-3","Number of Voltages Monitored":"1"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$5.8600","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/f26b91921dc9877edaf2023da706c342.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/TPS3809K33DBVTG4/alternatives.json"},"ai":{"faq":[{"question":"Is TPS3809K33DBVTG4 obsolete or active?","answer":"The part is listed as active. There is no indication of discontinuation or last-time-buy."},{"question":"What is the reset timeout of TPS3809K33DBVTG4?","answer":"The reset timeout is a minimum of 120ms. This is the period the reset output stays asserted after the supply rises above the threshold, giving the processor time to initialise."},{"question":"Is TPS3809K33DBVTG4 compatible with 3.3V microcontrollers?","answer":"Yes. With a 2.93V threshold and active-low reset output, it directly monitors a 3.3V supply rail and provides a clean reset signal to 3.3V MCUs, DSPs, or FPGAs."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/TPS3809K33DBVTG4","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/texas-instruments/TPS3809K33DBVTG4 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}}