Power Supply - Sharp GX15 Service Manual

GX15

[Power Supply]

VBAT
3.7V
IC103
AD6537B
ANALOGUE BASEBAND
CONTROL
SIREAL
PORT
VBAT2
VBAT4
VBAT7
VBAT6
IC109
SPWR
R11630FB
REGULATOR
VBAT1
VBAT3(2)
VBAT8(2)
USB
CONNECT
VCORE
ON/OFF
RESET
ON/OFF
GPIO_11
ON/OFF
GPIO_35
ON/OFF
TCXOON
ON/OFF
LI-ION
ON/OFF
BATTERY
CONFIDENTIAL
VBATSENSE
ISENSE
Aux
DAC
Charge
Timer
GATEDRIVE
CHG
DAC
VCHG
60mA
Trickle Charge
AINxP
VMIC
REG(VMIC)
2.4V-2.5V-2.6V/1mA
REG(VABB)
VSIM
REG(VSIM)
2.75V-2.85V-2.95V/20mA
VCORE
REG(VCORE)
1.72V-1.8V-1.9/80mA
LIGHT3
(220/8 ohms)
PWM Output
Controler 80mA
LIGHT1
30mA
VRTC
REG(VRTC)
1.6V-1.8V-2.0V/20uA
REG(SPWR)
VT
REG(VVCXO)
2.71V-2.75V-2.79/10mA
VEXT
REG(VEXT)
2.75V-2.93V-3.00V/170mA
VMEM
REG(VMEM)
2.75V-2.93V-3.00V/150mA
VMEMSEL
Low:2.93V
High:1.88V
IC105
NL17SZ08
LOGIC
(VUSB)
3.2V/ 100mA
3.0V
IC110
R118030B
REGULATOR
IC601
KC621918
REGULATOR
(VCAMC)
1.8V/ 50mA
(VCAM)
2.8V
IC602
IC108
TK11128C
1323B30G
REGULATOR
REGULATOR
V-VIB
ON/OFF
3.0V/150mA
IC101
YMU762C
EXT1
SOUND
3.0V
VCORE (VBT)
IC403
ON/OFF
R118030B
REGULATOR
FS502
IC506
0.63A
LT3465
DC/DC CONVERTER
GPO_23
PWM
V-TCXO
(V-TCXO)
2.9V 120mA
V-RF
(V-RF)
2.9V 120mA
IC804
R5322P
POWER SUPPLY
Figure 3 POWER SUPPLY BLOCK DIAGRAM
Flash-Re Writable
4.0V/300mA
(VLOAD)
IC503
TK73840G
REGULATOR
0.18 ohms
4.5V
IC102
Q5RW45B
4.5V REGULATOR
KEY PAD
BACKLIGHT
VMEM
Backup
VEXT
Battery
GPO_8
1.5 kohms
GPIO_39
MO100 Stall : 1.4V/80mA
Vibrator Rated : 3.0V/65mA
V-TCXO
2.9V
V-RF
2.9V
4 – 5
USB_VBUS
4
LIGHT2
Q505
ON/OFF
IC507
CN502
74VHC1GT EXTERNAL
CONNECTOR (1/2)
LOGIC
5
10
IC107
X61CN27N
VOLTAGE DETECTOR
SIM CARD CN101
SIM I/F (VSIM) min 1.70V, max3.30V
Core (Vcc) min 1.70V, max1.90V
I/F ( VINT) min 1.70V, max3.30V
I/F (VMC) min 1.70V, max3.30V
I/F (VUSB) min 3.00V, max3.60V
RTC (VRTC) min 1.00V, max2.00V
I/F (VMEM) min 2.70V, max3.30V
I/F (VEXT)
min 2.40V, max3.30V
IC106
AD6528B
DIGITAL BASEBAND
LED
VIR min 2.0V, max6.0V
UN101
CIRCUIT max 40mA
INFRARED PORT
(IrDA)
LOGIC min 2.0V, max3.6V
max 120uA
CIRCUIT
Flash memory(128Mbit)
IC104
LRS18641
FLASH MEMORY
SCRAM(64Mbit)
VCC2 LOGIC, min 2.3V, typ 2.93V max3.3V
circuit max 250uA
DC/DC, min 2.9V, typ 3.0V max3.1V
VDC
converter max4mA
CN502
EXTERNAL
CONNECTOR (2/2)
15mA
HVDD2
I/O & Analogue
min2.5V, typ3.0V max3.3V
circuit
CVDD
min1.62V, typ1.8V max1.98V
Core part
HVDD1
min2.25V, typ3.0V max3.30V
Module part
IC603
LR38879
CAMERA I/F CONVERSION LSI
HVDD
I/O
AVDD
Analogue
CA100
CAMERA
DVDD
Core part
20mA(VGA at 15fps)
VDD_2.9
3.0V
1.7V~3.6V max40mA
1.8V REG 1.70V 1.78V 1.85V
CORE 1.7V~1.9V
IC402
BC313143
BLUETOOTH MODULE
(BlueCoer3-ROM)
VTCXO
VRF
PA_VDD
RF PART
LCD100
DISPLAY