{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"TPS2543RTET","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"TPS2543RTET","canonicalUrl":"https://icboms.com/texas-instruments/TPS2543RTET","factsUrl":"https://icboms.com/api/mcp/products/TPS2543RTET","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments TPS2543RTET, USB high-side power switch, single N-channel output, 4.5 V to 5.5 V load, 3 A max, 73 mOhm typical Rds(on), 16-WQFN (3x3 mm) exposed-pad package.","salesMarkdown":"## USB port switch with 3 A continuous rating The TPS2543RTET: The 73 mOhm typical Rds(on) at 5 V means the voltage drop across the switch at full load is about 220 mV — tight enough for a 5 V USB port to stay within the 4.75 V minimum downstream spec, but the PCB trace and connector losses still need to be budgeted.","metaTitle":"TPS2543RTET USB Power Switch – 3 A, 73 mOhm, Industrial Temp","metaDescription":"Texas Instruments TPS2543RTET USB high-side switch: 3 A max output, 73 mOhm Rds(on), -40°C to 125°C, 16-WQFN. Active production, ROHS3.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["Power Management (PMIC / Gate Driver)"],"specifications":{"Mfr":"Texas Instruments","Series":"-","Package":"Tape & Reel (TR); Cut Tape (CT)","Features":"-","Interface":"On/Off","Input Type":"Non-Inverting","Output Type":"N-Channel","Switch Type":"USB Switch","Rds On (Typ)":"73mOhm","Mounting Type":"Surface Mount","Package / Case":"16-WFQFN Exposed Pad","Product Status":"Active","Voltage - Load":"4.5V ~ 5.5V","lifecycle_stage":"eol_hot","Fault Protection":"Current Limiting (Adjustable), Over Temperature, UVLO","Number of Outputs":"1","Base Product Number":"TPS2543","Output Configuration":"High Side","Ratio - Input:Output":"1:1","Operating Temperature":"-40°C~125°C(TJ)","Current - Output (Max)":"3A","Supplier Device Package":"16-WQFN (3x3)","Voltage - Supply (Vcc/Vdd)":"Not Required"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$1.7200","priceTiers":[{"qty":1,"price":"$1.72000","currency":"USD"},{"qty":10,"price":"$1.53800","currency":"USD"},{"qty":25,"price":"$1.46040","currency":"USD"},{"qty":100,"price":"$1.19950","currency":"USD"},{"qty":250,"price":"$1.06656","currency":"USD"},{"qty":500,"price":"$0.94256","currency":"USD"},{"qty":1250,"price":"$0.74412","currency":"USD"},{"qty":2500,"price":"$0.70200","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/47628e93299879a059aa41670e065cf5.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/TPS2543RTET/alternatives.json"},"ai":{"faq":[{"question":"Is TPS2543RTET compatible with USB 2.0?","answer":"The switch is a power-path device with an On/Off interface — it does not handle data lines. It can supply the 5 V VBUS for a USB 2.0 port as long as the host controller manages the data pair separately."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/TPS2543RTET","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/texas-instruments/TPS2543RTET 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}}