XT2051 - Silinktek

XT2051 1.0A Compatible With The USB Interface Linear Battery Management Chip

The XT2051 is a constant- current / constant- voltage charger circuit for single cell lithium-ion batteries. The device includes an internal power transistor, does not need external current sense resistor and blocking diode in applications. XT2051 requires minimal external components, and meet the USB bus specification, is very suitable for portable applicat.

Features

include low input voltage latch, automatic recharge, the battery temperature monitoring, Built - in OVP protection and charge status / charge status indication functions. XT2051 uses thermally enhanced 8-pin small outline package eSOP-8/PP or eMSOP-8/PP.
■ Applications
 Mobile phones
 Digital Cameras
 MP4 Player
 Bluetooth applications
 Electronic Dictionary
 portable devices
 all kinds of charger Mobile power
■ Features
 Programmable charge current up to 1A
 No MOSFET, sense resistor or blocking diode required
 Complete linear charger in small package for single cell lithium-ion ba.