Product details

Number of series cells 2 Charge current (Max) (A) 2 Operating Vin (Max) (V) 6.2 Cell chemistry Li-Ion/Li-Polymer Battery charge voltage (Min) (V) 6.8 Battery charge voltage (Max) (V) 9.2 Absolute Vin (safety rating) (Max) ((V)) 20 Control interface I2C 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) Operating Vin (Min) (V) 3.9 Rating Catalog
Number of series cells 2 Charge current (Max) (A) 2 Operating Vin (Max) (V) 6.2 Cell chemistry Li-Ion/Li-Polymer Battery charge voltage (Min) (V) 6.8 Battery charge voltage (Max) (V) 9.2 Absolute Vin (safety rating) (Max) ((V)) 20 Control interface I2C 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) Operating Vin (Min) (V) 3.9 Rating Catalog
VQFN (RGE) 24 16 mm² 4 x 4
  • High-efficiency 2-A, 1.5MHz switch mode boost charger
    • 93.4% Charge efficiency at 5V adapter, 7.6-V battery, 1-A charge
    • Optimized for USB input and 2-cell Li-Ion battery
    • Selectable low power PFM mode for light load operation
  • Single input to support USB input adapters
    • Supports 3.9 V – 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
    • Integrated USB D+/D- auto-detect USB SDP, CDP, DCP, and non-standard adapters
  • Power path management and I2C control
    • Highest battery discharge efficiency with 17mΩ battery discharge MOSFET
    • Narrow VDC (NVDC) power path management
      • Instant-on system on with no battery or deeply discharged battery
      • Ideal diode operation in battery supplement mode
  • USB on-the-go (OTG) with adjustable output from 4.5V to 5.5V
    • Buck converter with up-to 2 A output
    • 94% Efficiency at 5 V, 1 A output
    • Accurate constant current (CC) regulation and output short protection
    • Selectable low power PFM mode for light load operation with out-of-audio option
  • Input current optimizer (ICO) to maximize input power without overloading adapters
  • Integrated 16-bit ADC for system monitoring (BUS voltage and current, each cell voltage, charge current, SYS voltage, and NTC and die temperature)
  • High integration includes all MOSFETs, current sensing and loop compensation
  • High accuracy
    • ±0.5% Charge voltage regulation
    • ±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, 1.5MHz switch mode boost charger
    • 93.4% Charge efficiency at 5V adapter, 7.6-V battery, 1-A charge
    • Optimized for USB input and 2-cell Li-Ion battery
    • Selectable low power PFM mode for light load operation
  • Single input to support USB input adapters
    • Supports 3.9 V – 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
    • Integrated USB D+/D- auto-detect USB SDP, CDP, DCP, and non-standard adapters
  • Power path management and I2C control
    • Highest battery discharge efficiency with 17mΩ battery discharge MOSFET
    • Narrow VDC (NVDC) power path management
      • Instant-on system on with no battery or deeply discharged battery
      • Ideal diode operation in battery supplement mode
  • USB on-the-go (OTG) with adjustable output from 4.5V to 5.5V
    • Buck converter with up-to 2 A output
    • 94% Efficiency at 5 V, 1 A output
    • Accurate constant current (CC) regulation and output short protection
    • Selectable low power PFM mode for light load operation with out-of-audio option
  • Input current optimizer (ICO) to maximize input power without overloading adapters
  • Integrated 16-bit ADC for system monitoring (BUS voltage and current, each cell voltage, charge current, SYS voltage, and NTC and die temperature)
  • High integration includes all MOSFETs, current sensing and loop compensation
  • High accuracy
    • ±0.5% Charge voltage regulation
    • ±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 BQ25883 is a highly-integrated 2-A boost switch-mode battery charge management and system power path management device for 2-cell (2s) Li-Ion and Li-polymer battery. The BQ25883 has I2C control with OTG and power path.

The BQ25883 is a highly-integrated 2-A boost switch-mode battery charge management and system power path management device for 2-cell (2s) Li-Ion and Li-polymer battery. The BQ25883 has I2C control with OTG and power path.

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Technical documentation

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Type Title Date
* Data sheet BQ25883 2-Cell, 2-A Boost-Mode Battery Charger With Power Path, USB On-The-Go Boost (OTG) For USB Input datasheet (Rev. A) PDF | HTML 12 Apr 2019
Application note State of Charge Estimation Using Smart Battery Charger PDF | HTML 11 Oct 2021
Technical article When to use rechargeable batteries in small battery applications 01 Oct 2019
Technical article 4 Reasons why you should use a boost charger for 2-cell battery application 03 Apr 2019
User guide BQ25883 QFN boost-mode battery charger evaluation module 05 Feb 2019
Technical article Should I use a linear charger or a switching charger? 31 Oct 2015
Technical article Summertime and the livin' is easy 20 Jun 2014

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

Evaluation board

BQ25883EVM — Boosting battery chargers evaluation module

Charging 2-cell, 8.4-V battery packs from a legacy 5-V USB port requires a boost charger. The BQ25883 is a highly integrated 2-A boosting, 1.5-MHz switch-mode battery charge management with dynamic power-path management for 2-s Li-ion and Li-polymer batteries. The I2C serial interface with charging (...)
User guide: PDF
Not available on TI.com
Evaluation board

BQ25887EVM — Boosting battery chargers with cell balancing evaluation module

Charging 2-cell, 8.4-V battery from a legacy 5-V USB port requires a boost charger. The BQ25887 is a highly integrated 2-A boosting, 1.5-MHz switch-mode battery charge management with cell balancing for 2-s Li-ion and Li-polymer battery. The I2C serial interface with charging and cell balancing (...)
User guide: PDF
Not available on TI.com
Interface adapter

EV2400 — USB-Based PC Interface Board for Battery Fuel (Gas) Gauge Evaluation Module

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 (...)

User guide: PDF
Not available on TI.com
Reference designs

PMP40496 — 2-cell boost charge system reference design with 5-V USB

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, (...)
Schematic: PDF
Package Pins Download
VQFN (RGE) 24 View options

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