AT73C203 Description
The AT73C203 device provides an integrated solution to portable and handheld applications built around microprocessors requiring “smart” power management functions, such as PDAs, Palmtop puters, point-of-sales terminals, 3G modems, etc. Its pact package outline and small size of external ponents make the AT73C203 suitable for PCMCIA card power management as well. The AT73C203 integrates a power switch controller...
AT73C203 Key Features
- DC to DC Step Down 1.2 A, 0.9V (Dynamically Adjustable to 0.87V/1.1V/1.2V)
- DC to DC step Down 1.2 A, 1.2V (Dynamically Adjustable to 1.0V/1.1V/1.3V) or 1.75V
- DC to DC Step Down 1.2 A, 1.8V (Dynamically Adjustable to 1.70V/1.75V/1.85V) or
- DC to DC Step Up/Down 520 mA, 3.3V (Dynamically Adjustable to 3.0V/3.1V/3.4V)
- Dual Battery Chargers: Li+ Precharge, Fast Charge, Top-up Charge, 4.1V (or
- USB Trickle Charge: Precharge Flat Battery from USB Pre-enumeration, then Autowake of Processor at 3.8V Battery Level
- Battery Charge Select: 25 mA to 500 mA