bq25895M Description
The BQ25895M is a highly-integrated 5-A switchmode battery charge management and system power path management device for single cell Li-Ion and Li-polymer battery. The devices support high input voltage fast charging. The low impedance power path optimizes switch-mode operation efficiency, reduces battery charging time and extends battery life during discharging phase.
bq25895M Key Features
- High efficiency 1.5-MHz switch mode buck charge
- 93% charge efficiency at 2 A and 91% charge efficiency at 3 A charge current
- Optimize for high voltage input (9 V / 12 V)
- Low power PFM mode for light load operations
- Boost mode operation with adjustable output from 4.5 V to 5.5 V
- Selectable 500-KHz / 1.5-MHz boost converter with up-to 3.1 A output
- 93% Boost efficiency at 5 V at 1 A output
- Support down-to 2.5V battery
- Integrated control to switch between charge and
- Single input to support USB input and adjustable