ETA40543 Overview
ETA40543 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 ETA40543 ideal for portable applications. No external sense resistor or blocking diode is necessary for the ETA40543.
ETA40543 Key Features
- 16V input standoff voltage
- 4.35V charge termination voltage
- 2.9V trickle charge threshold
- Charge current programmable, up to 1.2A
- 250nA BAT current when no charging
- Soft-start limits in-rush current
- ESOP8 and SOT23-6 package