{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"BQ2057CTS","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"BQ2057CTS","canonicalUrl":"https://icboms.com/texas-instruments/BQ2057CTS","factsUrl":"https://icboms.com/api/mcp/products/BQ2057CTS","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments BQ2057CTS, single-cell Li-Ion/Polymer linear charger IC, 4.2V battery pack voltage, programmable charge current, -20°C to 70°C operating temperature, 8-TSSOP package.","salesMarkdown":"## Single-cell Li-Ion/Polymer linear charger in 8-TSSOP The Texas Instruments BQ2057CTS is a linear charge-management IC designed for single-cell Lithium Ion or Lithium Polymer battery packs. Housed in an 8-TSSOP package (0.173\", 4.40 mm width) with a surface-mount footprint. The part ships in Tube form.","metaTitle":"BQ2057CTS Li-Ion/Polymer Charger IC, 4.2V, 8-TSSOP","metaDescription":"Texas Instruments BQ2057CTS single-cell Li-Ion/Polymer linear charger IC. 4.2V battery pack voltage, programmable charge current, -20°C to 70°C.","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":"Tube","Interface":"-","Mounting Type":"Surface Mount","Package / Case":"8-TSSOP (0.173\\\", 4.40mm Width)","Product Status":"Active","Number of Cells":"1","lifecycle_stage":"eol_hot","Fault Protection":"-","Battery Chemistry":"Lithium Ion/Polymer","Current - Charging":"Constant - Programmable","Base Product Number":"BQ2057","Battery Pack Voltage":"4.2V","Charge Current - Max":"-","Operating Temperature":"-20°C~70°C(TA)","Programmable Features":"Current","Voltage - Supply (Max)":"15V","Supplier Device Package":"8-TSSOP"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$2.8670","priceTiers":null},"links":{"datasheetUrl":null,"sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/BQ2057CTS/alternatives.json"},"ai":{"faq":[{"question":"Can BQ2057CTS charge Li-Polymer batteries?","answer":"Yes. The BQ2057CTS is specified for Lithium Ion/Polymer battery chemistry and terminates at 4.2 V, which is the standard full-charge voltage for single-cell Li-Polymer packs."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/BQ2057CTS","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/texas-instruments/BQ2057CTS 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}}