UP4054A Datasheet - ChipSourceTek

UP4054A Standalone Linear Li-Ion Battery Charger

The UP4054A is a complete constant-current /constant-voltage linear charger for single cell lithium-ion batteries. It’s TSOT23-5 package and low external component count make the UP4054A ideally suited for portable applications. Furthermore, the UP4054A is specifically designed to work within USB po.

UP4054A Features

* include charge current monitor, under-voltage lockout, automatic recharge and a status pin to indicate charge termination and the presence of an input voltage

* FEATURE

* Programmable Charge Current Up to 500mA

* No MOSFET, Sense Resistor or Blocking Diode Required

* Complete Linear

UP4054A Datasheet (3.28 MB)