BQ25100BYFPR

Battery Chargers Overview

The BQ25100BYFPR is a standalone linear battery charger IC designed for single-cell lithium-ion and lithium-polymer batteries. It operates within an input voltage range of 4.45 V to 6.45 V, delivering a maximum charge current of 250 mA. The device regulates the battery voltage to 4.284 V and features a low battery leakage current of 75 nA. It utilizes a DSBGA-6 package with surface-mount installation. Key electrical parameters include a maximum operating temperature of +125°C and a minimum of -5°C.

Battery Chargers Feature Summary

• Standalone RC-settable control topology requiring no microcontroller or communication interface.
• Integrated JEITA battery temperature monitoring via thermistor pin for safe charging conditions.
• Includes thermal regulation and overvoltage protection to ensure system reliability.

Battery Chargers Applications

• Single-cell Li-Ion battery-powered portable electronic devices
• Li-Polymer battery management in compact consumer electronics
• IoT sensors and wearables requiring minimal component count

Battery Chargers Procurement Notes

Verify the specific suffix BYFPR corresponds to the DSBGA-6 package and reel/cut-tape availability from authorized distributors. Confirm RoHS compliance status through official Texas Instruments documentation prior to procurement. Ensure the ordering part number matches the required tape and reel specifications for automated assembly processes.

Battery Chargers Selection Notes

Select this component for applications necessitating a simple, cost-effective charging solution without digital interfaces. It is suitable for designs where space constraints favor the small DSBGA-6 footprint. Consider the 250 mA output limit when sizing for battery capacity and desired charge times relative to other family members like the BQ25100B.

Battery Chargers Part Context

This part belongs to the BQ25100B series of single-cell linear chargers from Texas Instruments. It shares core functionality with variants such as BQ25100BYFPT but differs in packaging and shipping configuration. The series is categorized under PMIC Battery Management ICs, targeting standalone charging needs for portable devices.

Battery Chargers Replacement Considerations

Public confirmed substitute part numbers include BQ25100BYFPT. Verify package compatibility and electrical parameter equivalence before substitution.

Battery Chargers FAQ

What is the termination current for the BQ25100BYFPR?

The device terminates charging at 1 mA.

Does the BQ25100BYFPR support I2C communication?

No, it uses a standalone RC-settable control topology without digital interfaces.