AT73C203 - ATMEL Corporation

AT73C203 Power Management IC for Datacom Platforms

The AT73C203 device provides an integrated solution to portable and handheld applications built around microprocessors requiring “smart” power management functions, such as PDAs, Palmtop computers, point-of-sales terminals, 3G modems, etc. Its compact package outline and small size of external components make the AT73C203 suitable for PCMCIA card power manag.

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 (Dynamically Adjustable 1.65V/1.70V/1.80V)
• DC to DC Step Down 1.2 A, 1.8V (Dynamically Adjustable to 1.70V/1.75V/1.85V) or 2.5V (Dynamically Adjustable 2.3V/2.4V/2.6V)
• 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 Adjustable), Processor Tuned Algorithms
  – USB Trickle Charge: Precharge Flat Battery from USB Pre-enumeration.