G5800

Handles all Mobile Phone Baseband Power Management  

2.8V to 5.5V Input Range  

Charger Input up to 15V  

Seven LDOs Optimized for Specific Mobile Phone Subsystems  

High Operation Efficiency and Low Stand-by Current   

Li-Ion and NiMH Battery Charge function  

SIM Card Interface  

Three Open-Drain Output Switches to Control the LED, Alerter and Vibrator  

Thermal Overload Protection  

Under Voltage Lock-out Protection  

Over Voltage Protection  

Power-on Reset and Start-up Timer  

48-Pin QFN Package

   GSM/GPRS/PCS Mobile Handsets  

  CDMA/CDMA2000/TDMA Mobile Handsets  

  Smart Phone  

  Basic Phone and High-end Phone

The G5800 is a power management system chip opti-mized for Mobile phone handsets. It contains seven LDOs, one to power each of the critical Mobile phone sub-blocks. Sophisticated controls are available for power-up during battery charging, keypad interface, and RTC alarm. The G5800 is optimized for maximum battery life, featuring a ground current of only 108A and 187A when the phone is in standby and opera-tion respectively.

The G5800 battery charger can be used with lithium ion (Li+) and nickel metal hydride (NiMH) batteries.

The G5800 contains three open-drain output switches for LED, alerter and vibrator control. The SIM interface provides the level shift between SIM card and micro-processor. 

The G5800 is available in 48-pin QFN package. The operating temperature range is from -25°C to +85°C.