GMT G5800Q1U

G5800
Global Mixed-mode Technology Inc.
Mobile Phone Power Management System
Features
General Description
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The G5800 is a power management system chip optimized 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 operation respectively.
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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
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 microprocessor.
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
„ Basic Phone and High-end Phone
Ordering Information
„
ORDER
NUMBER
MARKING
TEMP.
RANGE
PACKAGE
(Pb free)
G5800Q1U
G5800
-25°C to +85°C
QFN7X7-48
G5800Q1R
G5800
-25°C to +85°C
QFN7X7-48
Note: Q1: QFN7X7-48
U: Tape & Reel
R: Tray
ALERTER
VIBRATOR
PGND
39
38
37
LED
PGND
40
BATUSE
42
41
VASEL
BATDET
VMSEL
43
DGND
46
45
44
VCORE
VBAT
48
47
Pin Configuration
LEDEN
CHRIN
1
36
GATEDRV
2
35
ALERTEREN
NC
3
34
VIBRATOREN
ISENSE
4
33
PWRBB
CHRCNTL
5
32
PWRKEY
CHRDET
6
31
SRCLKEN
BATSNS
7
30
VREF
NC
G5800
VSIM
8
29
SIMIO
9
28
AGND
SIMRST
10
27
VA
14
15
16
17
18
19
20
21
22
23
24
SRST
SCLK
DGND
VM
VBAT
VIO
DGND
VRTC
RSTCAP
RESET
AVBAT
VTCXO
13
26
25
SIO
11
12
SIMSEL
SIMCLK
SIMVCC
Ver: 1.6
Apr 25, 2005
TEL: 886-3-5788833
http://www.gmt.com.tw
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