
MICROCHIP
Single Cell Li Ion/Li Polymer Charge Management Controller in SOT-23-5 Package

ON SEMICONDUCTOR
USB Positive Overvoltage Protection Controller, Internal PMOS FET, 1.2 V to 20 V supply, TSOP-5

RICHTEK
Battery Charger for 1 Cell of Li-Ion battery, 6V input, 4.2V / 600mA charge, WDFN-8

STMICROELECTRONICS
芯片, 直流-直流转换器