ETA4255 Overview
ETA4255 is a single cell, fully integrated constant current (CC)/constant voltage (CV) Li-ion battery charger. Its pact package with minimum external ponents requirement makes the ETA4255 ideal for portable applications. No external sense resistor or blocking diode is necessary for the ETA4255.
ETA4255 Key Features
- 40V input standoff voltage
- Input over voltage protection
- 4.2V charge termination voltage
- 2.6V trickle charge threshold
- Charge current programmable, up to 1.2A
- 400nA BAT current when no charging
- Soft-start limits in-rush current