LG GT500 - Page 42

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Only for training and service purposes
LGE Internal Use Only
3. TECHNICAL DESCRIPTION
Figure 3-2-5. 1.8V and 2.8V Camera Regulator
APP_GP_ISP_LDO_EN enables 1.8V & 2.8V regulator for ISP. (ISP : 2.8V for anlalog, 1.8V for I/O and
digital),
Figure 3-2-6. Camera Regulator for ISP
3.2.2 Camera Regulator
APP_GP_CAM_LDO_EN enables 1.8V & 2.8V Camera Regulator for both 5M and VGA Camera.
(5M : 2.8V for analog, 2.8V for AF VDD control, 1.8V for I/O, 1.8V for digital),
(VGA : 2.8V for analog, 1.8V for I/O, digital)
CAM_AFVDD_2V8
5.6KR616
VBAT
C613 1u
0
R634
CAM_AVDD_2V8
1uC611
NC1
NC2
6
PGND
9
1
VIN VOUT1
8
7
VOUT2
RT9011-MGPQWU601
EN1
2
EN2
3
GND
54
CAM_DVDD_1V8
C612 1u
1uC614
APP_GP_CAM_LDO_EN
VBAT
0
R635
R625
5.6K
ISP_DVDD_1V8
1u
C628
9
PGND
VIN
18
VOUT1
VOUT2
7
C627
1u
U603 RT9011-MGPQW
2
EN1
3
EN2
5
GNDNC1
4
6
NC2
1u
C629
1u
C630
ISP_AVDD_2V8
APP_GP_ISP_LDO_EN