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電池管理 IC
電池充電器 IC

BQ25882

現行

採用 WCSP 封且具電源路徑的 USB 輸入用 I2C 2 芯 2A 升壓電池充電器

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產品規格表

BQ25882

現行
產品規格表 立即訂購

產品詳細資料

Vin (min) (V) 3.9 Vin (max) (V) 6.2 Absolute max Vin (max) (V) 20 Charge current (max) (A) 2 Control topology Switch-Mode Boost Number of series cells 2 Cell chemistry Li-Ion/Li-Polymer Rating Catalog Features BAT temp thermistor monitoring (JEITA profile), IC thermal regulation, ICO (Input Current Optimization), IINDPM (Input current limit), Input OVP, Integrated ADC, Integrated LDO, Power Path, USB C/PD compatible, USB D+/D-/BC1.2 integrated, USB OTG integrated, VINDPM (Input voltage threshold to maximize adaptor power) Battery charge voltage (min) (V) 6.8 Battery charge voltage (max) (V) 9.2 Control interface I2C Operating temperature range (°C) -40 to 85
Vin (min) (V) 3.9 Vin (max) (V) 6.2 Absolute max Vin (max) (V) 20 Charge current (max) (A) 2 Control topology Switch-Mode Boost Number of series cells 2 Cell chemistry Li-Ion/Li-Polymer Rating Catalog Features BAT temp thermistor monitoring (JEITA profile), IC thermal regulation, ICO (Input Current Optimization), IINDPM (Input current limit), Input OVP, Integrated ADC, Integrated LDO, Power Path, USB C/PD compatible, USB D+/D-/BC1.2 integrated, USB OTG integrated, VINDPM (Input voltage threshold to maximize adaptor power) Battery charge voltage (min) (V) 6.8 Battery charge voltage (max) (V) 9.2 Control interface I2C Operating temperature range (°C) -40 to 85
DSBGA (YFF) 25 4.84 mm² 2.2 x 2.2
  • High-efficiency 2-A, 1.5-MHz switch mode boost charger
    • 92.5% Charge efficiency at 7.6-V battery, 1-A charge
    • Optimized for USB input and 2-cell Li-Ion output
    • Selectable low power PFM mode for light load operation with out-of-audio option
  • USB On-the-Go (OTG) with adjustable output from 4.5 V to 5.5 V
    • Buck converter with up-to 2-A output
    • 94.5% Efficiency at 5-V, 1-A output
    • Accurate constant current (CC) limit
    • Output short protection
    • Selectable low power PFM mode for light load operation with out-of-audio option
  • Single Input to support USB input adapters
    • Supports 3.9-V to 6.2-V input voltage range with 20-V absolute maximum input voltage rating
    • Input current limit (500 mA to 3.3 A with 100-mA resolution) to support USB2.0, USB3.0 standard adapters
    • Maximum power tracking by input voltage limit up-to 5.5 V
    • Auto-detect USB SDP, CDP, DCP, and non-standard adapters
  • Input current optimizer (ICO) to maximize input power without overloading adapters
  • Highest battery discharge efficiency with 15-mΩ battery discharge MOSFET
  • Integrated ADC for system monitoring (BUS voltage and current, BAT voltage, charge current, SYS voltage, and NTC and die temperature)
  • Narrow VDC (NVDC) power path management
    • Instant-on works with no battery or deeply discharged battery
    • Ideal diode operation in battery supplement mode
  • Flexible autonomous and I2C mode for optimal system performance
  • High integration includes all MOSFETs, current sensing and loop compensation
  • High accuracy
    • ±0.4% Charge voltage regulation
    • ±7.5% Charge current regulation
    • ±7.5% Input current regulation
  • Safety
    • Battery temperature sensing in charge and OTG buck mode
    • Thermal regulation and thermal shutdown
  • High-efficiency 2-A, 1.5-MHz switch mode boost charger
    • 92.5% Charge efficiency at 7.6-V battery, 1-A charge
    • Optimized for USB input and 2-cell Li-Ion output
    • Selectable low power PFM mode for light load operation with out-of-audio option
  • USB On-the-Go (OTG) with adjustable output from 4.5 V to 5.5 V
    • Buck converter with up-to 2-A output
    • 94.5% Efficiency at 5-V, 1-A output
    • Accurate constant current (CC) limit
    • Output short protection
    • Selectable low power PFM mode for light load operation with out-of-audio option
  • Single Input to support USB input adapters
    • Supports 3.9-V to 6.2-V input voltage range with 20-V absolute maximum input voltage rating
    • Input current limit (500 mA to 3.3 A with 100-mA resolution) to support USB2.0, USB3.0 standard adapters
    • Maximum power tracking by input voltage limit up-to 5.5 V
    • Auto-detect USB SDP, CDP, DCP, and non-standard adapters
  • Input current optimizer (ICO) to maximize input power without overloading adapters
  • Highest battery discharge efficiency with 15-mΩ battery discharge MOSFET
  • Integrated ADC for system monitoring (BUS voltage and current, BAT voltage, charge current, SYS voltage, and NTC and die temperature)
  • Narrow VDC (NVDC) power path management
    • Instant-on works with no battery or deeply discharged battery
    • Ideal diode operation in battery supplement mode
  • Flexible autonomous and I2C mode for optimal system performance
  • High integration includes all MOSFETs, current sensing and loop compensation
  • High accuracy
    • ±0.4% Charge voltage regulation
    • ±7.5% Charge current regulation
    • ±7.5% Input current regulation
  • Safety
    • Battery temperature sensing in charge and OTG buck mode
    • Thermal regulation and thermal shutdown

The BQ25882 is a highly-integrated 2-A switch-mode battery charge management and system power path management device for dual-cell Li-Ion and Li-polymer batteries. The I2C Serial interface with charging and system settings makes the device a truly flexible solution.

The BQ25882 is a highly-integrated 2-A switch-mode battery charge management and system power path management device for dual-cell Li-Ion and Li-polymer batteries. The I2C Serial interface with charging and system settings makes the device a truly flexible solution.
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BQ25887 現行 適用於 USB 輸入、整合式電池芯平衡的 I2C 2 節 2A 升壓電池充電器 This product is 2A, 2S I2C boost charger in a WQFN package and 400mA integrated Cell-balancing

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類型 標題 日期
* Data sheet BQ25882 I2C Controlled, 2-Cell, 2-A Boost-Mode Battery Charger For USB Input datasheet (Rev. C) PDF | HTML 2019年 7月 29日
Application note State of Charge Estimation Using Smart Battery Charger PDF | HTML 2021年 10月 11日
Technical article Battery-charging tips for video doorbell applications PDF | HTML 2019年 4月 15日
Technical article 4 Reasons why you should use a boost charger for 2-cell battery application PDF | HTML 2019年 4月 3日
User guide bq2588x Boosting Battery Chargers Evaluation Module User's Guide (Rev. A) 2018年 8月 21日

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介面轉接器

EV2400 — 適用電池電量 (氣量) 計評估模組的 USB PC 介面板

The EV2400 EVM interface board enables an IBM-compatible or other type PC (with the required driver for its particular platform) to communicate with the Texas Instruments SMBus or I2C interface gas gauges via a Universal Serial Bus (USB) port. In addition to this board, PC software is required to (...)

使用指南: PDF
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參考設計

PMP40496 — 具有 5V USB 的 2 芯升壓充電系統參考設計

This 5-V USB, 2-cell battery boost charger reference design includes a charger system and a 2-cell battery holder with a gauge that can be connected by a cable or work independently. The key components of the charger system include the BQ25883 boost charger, TUSB320LAI Type-C CC logic, (...)
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DSBGA (YFF) 25 Ultra Librarian
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