{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"TPS259521DSGT","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"TPS259521DSGT","canonicalUrl":"https://icboms.com/texas-instruments/TPS259521DSGT","factsUrl":"https://icboms.com/api/mcp/products/TPS259521DSGT","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments TPS259521DSGT electronic fuse, 2.7 V to 18 V input, 4 A output, ±7.5% accuracy, 8-WSON (2x2) package, -40°C to 125°C junction, Active.","salesMarkdown":"The Texas Instruments TPS259521DSGT is an electronic fuse (eFuse) that protects a downstream load from overcurrent, overvoltage, and inrush events. It handles a continuous 4 A output and accepts an input from 2.7 V up to 18 V. ## Temperature grade — industrial and automotive under-hood The 125°C ceiling is the junction limit, not the ambient — derate the 4 A output above about 85°C ambient depending on the copper area under the 8-WSON exposed pad. ## Package and footprint — 8-WSON with exposed pad The base product number is TPS259521; the DSGT suffix denotes the 8-WSON package and tape-and-reel / cut-tape shipping options.","metaTitle":"TPS259521DSGT eFuse, 2.7V-18V, 4A, ±7.5% accuracy, Active","metaDescription":"Texas Instruments TPS259521DSGT electronic fuse, 4A continuous output, 2.7V-18V input, ±7.5% current-limit accuracy, -40°C to 125°C junction.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Power Management (PMIC / Gate Driver)"],"specifications":{"Mfr":"Texas Instruments","Series":"-","Package":"Tape & Reel (TR); Cut Tape (CT)","Accuracy":"±7.5%","Function":"Electronic Fuse","Mounting Type":"Surface Mount","Package / Case":"8-WFDFN Exposed Pad","Product Status":"Active","Sensing Method":"-","Voltage - Input":"2.7V ~ 18V","lifecycle_stage":"eol_hot","Current - Output":"4A","Base Product Number":"TPS259521","Operating Temperature":"-40°C~125°C(TJ)","Supplier Device Package":"8-WSON (2x2)"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$1.1700","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/617f724dd3d0dc449a8923d1f4b9eccc.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/TPS259521DSGT/alternatives.json"},"ai":{"faq":[{"question":"What is the TPS259521DSGT?","answer":"The TPS259521DSGT is an electronic fuse (eFuse) from Texas Instruments that protects a load from overcurrent, overvoltage, and inrush."},{"question":"Is TPS259521DSGT compatible with 5V input?","answer":"Yes — the 2.7 V to 18 V input range covers 5 V rails directly, with margin above and below for transients."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/TPS259521DSGT","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/texas-instruments/TPS259521DSGT 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}}