AAT3603 Description
The AAT3603 is a member of AnalogicTech’s Total Power Management ICTM (TPMICTM) product family. single-cell Lithium Ion/Polymer battery charger, a fully integrated step-down converter and 5 low dropout (LDO) regulators. The device is ideal for low cost handheld portable GSM or CDMA mobile telephones.
AAT3603 Key Features
- Voltage Regulator VIN Range: 4.5V to 6V
- Low Cost Power Integration
- Low Standby Current
- 170μA (typ) w/ Buck (Core), LDO1 (PowerDigital), and LDO2 (PowerAnalog) Active, No Load
- One Step-Down Buck Converter (Core)
- 1.8V, 300mA Output
- 1.5MHz Switching Frequency
- Fast Turn-On Time (120μs typ)
- Five LDOs Programmable with I2C
- LDO1: 3.0V, 300mA (PowerDigital)
AAT3603 Applications
- Voltage Regulator VIN Range: 4.5V to 6V