{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"BQ24705RGER","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"BQ24705RGER","canonicalUrl":"https://icboms.com/texas-instruments/BQ24705RGER","factsUrl":"https://icboms.com/api/mcp/products/BQ24705RGER","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments BQ24705RGER, Multi-Chemistry Battery Charger IC, 2-4 Cells, 8A Max Charge Current, 18V Max Pack Voltage, 24-VFQFN Exposed Pad, -40°C to 125°C.","salesMarkdown":"## Multi-chemistry charger for 2-4 cell packs The Texas Instruments BQ24705RGER is a multi-chemistry battery charger controller designed for 2 to 4 series-cell battery packs, supporting charge currents up to 8 A and a maximum battery pack voltage of 18 V. ## Charge current and voltage limits The programmable constant-current charging allows the designer to set the charge rate via external components, with an 8 A maximum that supports fast charging of larger-capacity packs. The 18 V maximum battery pack voltage accommodates 4-cell lithium-ion packs (typical 4.2 V/cell = 16.8 V nominal) with margin for cell balancing and termination voltage.","metaTitle":"BQ24705RGER Texas Instruments Battery Charger IC, 8A","metaDescription":"TI BQ24705RGER multi-chemistry battery charger IC, 2-4 cells, 8A max charge current, 18V max pack voltage, -40°C to 125°C, 24-VQFN.","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)","Interface":"-","Mounting Type":"Surface Mount","Package / Case":"24-VFQFN Exposed Pad","Product Status":"Active","Number of Cells":"2 ~ 4","lifecycle_stage":"eol_hot","Fault Protection":"Over Voltage","Battery Chemistry":"Multi-Chemistry","Current - Charging":"Constant - Programmable","Base Product Number":"BQ24705","Battery Pack Voltage":"18V (Max)","Charge Current - Max":"8A","Operating Temperature":"-40°C~125°C(TJ)","Programmable Features":"-","Voltage - Supply (Max)":"24V","Supplier Device Package":"24-VQFN (4x4)"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$8.1255","stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/b2a2aa89792d0da917203dc93aec19bc.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What is the maximum battery pack voltage for the BQ24705RGER?","answer":"The maximum battery pack voltage is 18 V, which supports 4-cell lithium-ion packs (16.8 V nominal) with headroom for termination voltage."},{"question":"Can the BQ24705RGER charge 4-cell lithium-ion batteries?","answer":"Yes, it supports 2 to 4 series cells and the 18 V maximum pack voltage covers 4-cell Li-ion packs up to their typical 4.2 V/cell termination voltage."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/BQ24705RGER","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/texas-instruments/BQ24705RGER when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-17T19:50:00.618Z","lastPublished":"2026-07-17T19:50:00.618Z","indexable":true}}