Key Selection Information
| Selection Parameter | Confirmed Information |
|---|---|
| Device type | 2-cell boost-mode battery charger with power path |
| Charge current | Up to 2 A class |
| Input operating range | 3.9 V to 6.2 V |
| Input absolute tolerance | Up to 20 V class |
| Switching frequency | 1.5 MHz |
| Control interface | I²C |
| OTG output | 4.5 V to 5.5 V, up to 2 A class |
| Monitoring | Integrated 16-bit ADC |
| Package | VQFN-24, 4 × 4 mm |
Product Overview
BQ25883RGER is a Texas Instruments switching charger for two-series-cell battery packs when the input source is below the battery voltage. Its boost-mode charging architecture supports USB-class inputs while maintaining a system power path and programmable battery charging.
The device integrates switching MOSFETs, current sensing, control loops, ADC monitoring and I²C configuration in a 4 × 4 mm VQFN package.
Technical Specifications
| Parameter | Confirmed Information |
|---|---|
| Battery topology | 2-cell series charger |
| Charge current | Up to 2 A class |
| Input range | 3.9 V to 6.2 V operating |
| Switching frequency | 1.5 MHz |
| Input current limit | Programmable 0.5 A to 3.3 A class |
| OTG voltage | 4.5 V to 5.5 V |
| OTG current | Up to 2 A class |
| ADC | 16-bit integrated monitor |
| Interface | I²C |
| Package | VQFN-24-EP, 4 × 4 mm |
Power-Path Considerations
Inductor selection, USB-source current capability and thermal layout determine achievable charge current. The exposed pad and high-current loops should follow TI’s recommended PCB layout to minimize switching loss and noise.
Manufacturer Resource
Texas Instruments BQ25883 product page
Quality & Verification Support
Exact RGER VQFN order code, marking, reel format and lot/date information can be reviewed before shipment.
Request a Quote
Request BQ25883RGER exactly and include quantity, date-code and traceability requirements.
