BQ24253 Overview
The bq24250, bq24251, and bq24253 are highly integrated single-cell Li-Ion battery chargers and system power-path management devices targeted for space-limited, portable applications with high-capacity batteries. The single-cell charger has a single input that operates from either a USB port or an AC wall adapter for a versatile solution.
BQ24253 Key Features
- High-Efficiency Switched-Mode Charger With Separate Power Path
- Startup System From Deeply Discharged or Missing Battery
- USB Charging pliant
- Selectable Input Current Limit of 100 mA, 500 mA, 900 mA, 1.5 A, and 2 A
- BC1.2 patible D+, D- Detection
- In Host Mode (After I2C munication Starts
- Programmable Battery Charge Voltage, VBATREG
- Programmable Charge Current (ICHG)
- Programmable Input Current Limit (ILIM)
- Programmable Input Voltage-Based Dynamic