Only For Training And Service Purposes - LG GT500 Service Manual

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)
APP_GP_CAM_LDO_EN
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),
APP_GP_ISP_LDO_EN
Copyright © 2009 LG Electronics. Inc. All right reserved.

Only for training and service purposes

VBAT
R634
R616 5.6K
0
Figure 3-2-5. 1.8V and 2.8V Camera Regulator
VBAT
R625
5.6K
C629
1u
Figure 3-2-6. Camera Regulator for ISP
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3. TECHNICAL DESCRIPTION
CAM_DVDD_1V8
U601 RT9011-MGPQW
1 8
VIN VOUT1
2 7
EN1 VOUT2
3 6
EN2 NC2
4 5
NC1 GND
U603 RT9011-MGPQW
R635
1
VIN VOUT1
2
0 EN1 VOUT2
3
EN2 NC2
4
NC1 GND
C630
1u
CAM_AFVDD_2V8
CAM_AVDD_2V8
ISP_AVDD_2V8
ISP_DVDD_1V8
8
7
6
5
C628 C627
1u 1u
LGE Internal Use Only