Vibrator Interface - LG -A270 Service Manual

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3.13 Vibrator Interface

3.13 Vibrator Interface
Vibrator is controlled by LDO. Max Current of LDO is 200mA
DLDO OF MT6251 can Control LDO Voltage to 1.3/1.5/1.8/2.5/2.8/3.0/3.3 V
Vibrator is controlled by LDO. Max Current of LDO is 00mADLDO OF MT651 can Control LDO Voltage to 1.3/1.5/1.8/.5/
SW set up the register to control PMIC VIBR LDO circuit configuration.
.8/3.0/3.3 VSW set up the register to control PMIC VIBR LDO circuit configuration.
VIO28
C133
0.1u
VFM
VIO18
LGE Internal Use Only
LGE Internal Use Only
R237
R238
VIB_P
VIBR 1.8_3.0V/200mA
M
Figure 3.13.1 Vibrator Driver Block Diagram
Figure 3.13.1 Vibrator Driver Block Diagram
- 39 -
10
10
C231
C232
1u
47n
Extra LDOs
Copyright © 2012 LG Electronics. Inc. All right reserved.
36
O nly for training and service purposes
Copyright © 01 LG Electronics. Inc. All right reserved.
3. TECHNICAL BRIEF
3. TECHNICAL BRIEF
L201
1
Vibrator
Only for training and service purposes
VB200
1
2

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