Global Mixed-mode Technology Inc.
G5800
Mobile Phone Power Management System
Features
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
General Description
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 108碌A(chǔ)
and 187碌A(chǔ) 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擄C
to
+85擄C
.
Applications
GSM/GPRS/PCS Mobile Handsets
CDMA/CDMA2000/TDMA Mobile Handsets
Smart Phone
Basic Phone and High-end Phone
Ordering Information
ORDER
NUMBER
G5800Q1U
G5800Q1R
MARKING
G5800
G5800
TEMP.
RANGE
-25擄C to +85擄C
-25擄C to +85擄C
R: Tray
PACKAGE
(Pb free)
QFN7X7-48
QFN7X7-48
Note:
Q1: QFN7X7-48
U: Tape & Reel
Pin Configuration
BATUSE
BATDET
VIBRATOR
38
ALERTER
VCORE
VMSEL
DGND
VASEL
48
46
43
42
41
47
45
44
40
PGND
LED
39
37
PGND
VBAT
CHRIN
GATEDRV
NC
ISENSE
CHRCNTL
CHRDET
BATSNS
VSIM
SIMIO
SIMRST
SIMCLK
SIMVCC
1
2
3
4
5
6
7
8
9
10
11
12
20
21
22
13
14
17
15
16
18
19
23
24
36
35
34
33
32
31
LEDEN
ALERTEREN
VIBRATOREN
PWRBB
PWRKEY
SRCLKEN
VREF
NC
AGND
VA
AVBAT
VTCXO
G5800
30
29
28
27
26
25
SIMSEL
VM
VRTC
RSTCAP
DGND
DGND
SRST
SIO
VBAT
VIO
Ver: 1.6
Apr 25, 2005
RESET
SCLK
TEL: 886-3-5788833
http://www.gmt.com.tw
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