BQ25882 Series
I2C 2 cell 2A Boost battery charger for USB input in a WCSP package with Power Path
Manufacturer: Texas Instruments
Link to Manufacturer Page: https://www.ti.com/
Catalog
I2C 2 cell 2A Boost battery charger for USB input in a WCSP package with Power Path
| Part | Battery Chemistry | Function | Supplier Device Package | Interface | Operating Temperature [Max] | Operating Temperature [Min] | Mounting Type | Fault Protection | Number of Cells | Package / Case | Secondary Attributes | Utilized IC / Part | Type | Supplied Contents | Primary Attributes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Texas Instruments BQ25882YFFT | Multi-Chemistry | Power Management | 25-DSBGA | I2C | 85 °C | -40 °C | Surface Mount | Over Current, Over Temperature, Short Circuit | 2 | 25-UFBGA, DSBGA | |||||
Texas Instruments BQ25882YFFR | Multi-Chemistry | Power Management | 25-DSBGA | I2C | 85 °C | -40 °C | Surface Mount | Over Current, Over Temperature, Short Circuit | 2 | 25-UFBGA, DSBGA | |||||
Texas Instruments BQ25882EVM-001 | Battery Charger | I2C Interface(s) | BQ25882 | Power Management | Board(s) | Li-Ion / Li-Pol (2 Cells) |
Key Features
• High-efficiency 2-A, 1.5-MHz switch mode boost charger92.5% Charge efficiency at 7.6-V battery, 1-A chargeOptimized for USB input and 2-cell Li-Ion outputSelectable low power PFM mode for light load operation with out-of-audio optionUSB On-the-Go (OTG) with adjustable output from 4.5 V to 5.5 VBuck converter with up-to 2-A output94.5% Efficiency at 5-V, 1-A outputAccurate constant current (CC) limitOutput short protectionSelectable low power PFM mode for light load operation with out-of-audio optionSingle Input to support USB input adaptersSupports 3.9-V to 6.2-V input voltage range with 20-V absolute maximum input voltage ratingInput current limit (500 mA to 3.3 A with 100-mA resolution) to support USB2.0, USB3.0 standard adaptersMaximum power tracking by input voltage limit up-to 5.5 VAuto-detect USB SDP, CDP, DCP, and non-standard adaptersInput current optimizer (ICO) to maximize input power without overloading adaptersHighest battery discharge efficiency with 15-mΩ battery discharge MOSFETIntegrated ADC for system monitoring (BUS voltage and current, BAT voltage, charge current, SYS voltage, and NTC and die temperature)Narrow VDC (NVDC) power path managementInstant-on works with no battery or deeply discharged batteryIdeal diode operation in battery supplement modeFlexible autonomous and I2C mode for optimal system performanceHigh integration includes all MOSFETs, current sensing and loop compensationHigh accuracy±0.4% Charge voltage regulation±7.5% Charge current regulation±7.5% Input current regulationSafetyBattery temperature sensing in charge and OTG buck modeThermal regulation and thermal shutdownHigh-efficiency 2-A, 1.5-MHz switch mode boost charger92.5% Charge efficiency at 7.6-V battery, 1-A chargeOptimized for USB input and 2-cell Li-Ion outputSelectable low power PFM mode for light load operation with out-of-audio optionUSB On-the-Go (OTG) with adjustable output from 4.5 V to 5.5 VBuck converter with up-to 2-A output94.5% Efficiency at 5-V, 1-A outputAccurate constant current (CC) limitOutput short protectionSelectable low power PFM mode for light load operation with out-of-audio optionSingle Input to support USB input adaptersSupports 3.9-V to 6.2-V input voltage range with 20-V absolute maximum input voltage ratingInput current limit (500 mA to 3.3 A with 100-mA resolution) to support USB2.0, USB3.0 standard adaptersMaximum power tracking by input voltage limit up-to 5.5 VAuto-detect USB SDP, CDP, DCP, and non-standard adaptersInput current optimizer (ICO) to maximize input power without overloading adaptersHighest battery discharge efficiency with 15-mΩ battery discharge MOSFETIntegrated ADC for system monitoring (BUS voltage and current, BAT voltage, charge current, SYS voltage, and NTC and die temperature)Narrow VDC (NVDC) power path managementInstant-on works with no battery or deeply discharged batteryIdeal diode operation in battery supplement modeFlexible autonomous and I2C mode for optimal system performanceHigh integration includes all MOSFETs, current sensing and loop compensationHigh accuracy±0.4% Charge voltage regulation±7.5% Charge current regulation±7.5% Input current regulationSafetyBattery temperature sensing in charge and OTG buck modeThermal regulation and thermal shutdown
Description
AI
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.