G5800 [GMT]
Mobile Phone Power Management System; 手机电源管理系统
| 型号： | G5800 |
| 厂家： | 
GLOBAL MIXED-MODE TECHNOLOGY INC |
| 描述： | Mobile Phone Power Management System |
| 文件： | 总1页 (文件大小：33K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Global Mixed-mode Technology Inc.
G5800
Mobile Phone Power Management System
Features
General Description
Handles all Mobile Phone Baseband Power
Management
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 108µA
and 187µA when the phone is in standby and opera-
tion respectively.
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
The G5800 battery charger can be used with lithium
ion (Li+) and nickel metal hydride (NiMH) batteries.
Three Open-Drain Output Switches to Control
the LED, Alerter and Vibrator
Thermal Overload Protection
Under Voltage Lock-out Protection
Over Voltage Protection
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.
Power-on Reset and Start-up Timer
48-Pin QFN Package
The G5800 is available in 48-pin QFN package. The
operating temperature range is from -25°C to +85°C.
Applications
GSM/GPRS/PCS Mobile Handsets
CDMA/CDMA2000/TDMA Mobile Handsets
Smart Phone
Ordering Information
ORDER
NUMBER
G5800Q1U
G5800Q1R
TEMP.
PACKAGE
(Pb free)
MARKING
RANGE
Basic Phone and High-end Phone
G5800
G5800
-25°C to +85°C QFN7X7-48
-25°C to +85°C QFN7X7-48
Note: Q1: QFN7X7-48
U: Tape & Reel
R: Tray
Pin Configuration
CHRIN
GATEDRV
NC
36 LEDEN
1
2
ALERTEREN
35
34
33
32
VIBRATOREN
PWRBB
3
4
ISENSE
CHRCNTL
CHRDET
PWRKEY
5
6
31 SRCLKEN
G5800
VREF
NC
BATSNS
VSIM
30
29
28
27
7
8
AGND
VA
SIMIO
9
SIMRST
10
26 AVBAT
25 VTCXO
SIMCLK 11
SIMVCC 12
Ver: 1.6
Apr 25, 2005
TEL: 886-3-5788833
http://www.gmt.com.tw
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