{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"STMPS2171MTR","brand":"STMicroelectronics","brandSlug":"stmicroelectronics","productSlug":"STMPS2171MTR","canonicalUrl":"https://icboms.com/stmicroelectronics/STMPS2171MTR","factsUrl":"https://icboms.com/api/mcp/products/STMPS2171MTR","rawCanonicalId":null},"summary":{"shortDescription":"STMicroelectronics STMPS2171MTR, General Purpose High-Side Power Switch, 1 Output, 1A, 110mOhm, 2.7V-5.5V Load, Non-Inverting, On/Off Interface, 8-SOIC, -40°C to 125°C.","salesMarkdown":"## High-side switch with built-in fault tolerance The On/Off interface accepts a non-inverting logic signal, so a simple GPIO can enable the output without needing a separate Vcc supply pin. ## Protection set covers the common failure modes This part integrates fixed current limiting, over-temperature shutdown, reverse-current blocking, and undervoltage lockout (UVLO). That combination handles the usual board-level faults: a shorted load won't exceed the current limit, a hot environment triggers thermal shutdown before the die damages, and a reverse-bias condition on the output won't back-feed the supply rail. The UVLO holds the output off until the input voltage rises above the threshold, which prevents partial-on states during power-up sequencing. The device is surface-mount only.","metaTitle":"ST STMPS2171MTR Power Switch, 1A High-Side, 110mOhm, 8-SOIC","metaDescription":"ST STMPS2171MTR high-side power switch: 1A output, 110mOhm Rds(on), 2.7-5.5V load, fault protection. Active lifecycle, ROHS3.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["Analog & Data Acquisition"],"specifications":{"Package":"Tape & Reel (TR); Cut Tape (CT)","Interface":"On/Off","Input Type":"Non-Inverting","Output Type":"N-Channel","Switch Type":"General Purpose","Rds On (Typ)":"110mOhm","Mounting Type":"Surface Mount","Package / Case":"8-SOIC (0.154\\\", 3.90mm Width)","Voltage - Load":"2.7V ~ 5.5V","lifecycle_stage":"eol_hot","Fault Protection":"Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO","Number of Outputs":"1","Output Configuration":"High Side","Ratio - Input:Output":"1:1","Operating Temperature":"-40°C ~ 125°C (TJ)","Current - Output (Max)":"1A","Supplier Device Package":"8-SOIC","Voltage - Supply (Vcc/Vdd)":"Not Required"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$1.42","priceTiers":[{"qty":1,"price":"$1.42000","currency":"USD"},{"qty":10,"price":"$1.26800","currency":"USD"},{"qty":25,"price":"$1.20400","currency":"USD"},{"qty":100,"price":"$0.98890","currency":"USD"},{"qty":250,"price":"$0.92436","currency":"USD"},{"qty":500,"price":"$0.81688","currency":"USD"},{"qty":1000,"price":"$0.70980","currency":"USD"},{"qty":2500,"price":"$0.70980","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/1b812f4054fc94e2fd833ea52f942fd5.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/STMPS2171MTR/alternatives.json"},"ai":{"faq":[{"question":"What is the difference between STMPS2171 and STMPS2171MTR?","answer":"The STMPS2171MTR suffix indicates Tape & Reel packaging; the STMPS2171 base part is functionally identical. The electrical specs and package are the same."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/stmicroelectronics/STMPS2171MTR","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/stmicroelectronics/STMPS2171MTR 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}}