Description
ChipSourceTek 500mA Lithium Ion Battery Linear Charger ME4054B-N ME4054B-N General .
ME4054B-N is a complete constant-current/ constant voltage linear charger for single cell lithium-ion batteries.
Features
* include charge current monitor, under voltage lockout, automatic recharge and a status. ME4054B-N Features
* programmable charge current:20-500mA
* charge termination:3C/10 charge termination
* No MOSFET sense resistor or blocking diode
required
* Complete Linear Charger in ThinSOT
Applications
* ME4054B-N Package
* 5-pin SOT23-5
WEB:Http://www. ChipSourceTek. com E-mail: Sales@ChipSourceTek. com Tony. Wang@ChipSourceTek. com
ChipSourceTek
ME4054B-N Typical Application Circuit
500mA Single Cell Li-Ion Charger
VIN 4.5V -6.5V
1K
Vcc
BAT
500mA
1uF LED ME4054B-N
CHRG
PROG
GND
2K
4.2V