2743A–PMGMT–05/04
Power
Management for
Mobiles (PM)
AT73C212
Features
300 mA/1.9V/2.5V DC to DC Converter
80 mA/2.8V Dual-mode LDO Regulator (LDO1)
130 mA/2.7V/2.8V LDO Regulator (LDO2)
130 mA/2.8V LDO Regulator (LDO3)
130 mA/2.8V LDO Regulator (LDO4)
10 mA/1.8/2.8V Dual-mode LDO Regulator (LDO5)
Available in a 5 mm x 5 mm 32-pin QFN or 5 mm x 5 mm 32-ball BGA Package
Applications: Mobile Phones, Digital Cameras, PDAs, SmartPhones, DECT Phones,
Handset Devices
Description
The AT73C212 provides a power management solution for integration of multimedia
features in mid-level mobile phone handsets. These features may include a camera
module (CMOS or CCD), audio generators for a polyphonic or MP3 ringer, a co-pro-
cessor for JPEG encoding and an external memory module.
The AT73C212 contains six power supplies: five linear voltage regulators providing
output voltage from 1.8V to 2.8V and output current from 10 mA to 130 mA and a DC -
DC converter supplying 300 mA from 1.9V or 2.5V.
The device is available in two compact, space-saving package options: 32-ball BGA or
32-pin QFN.