Sharp 802SH Service Manual page 96

3g(umts)/gsm/gprs phone
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26
Error Amp 1
IN-
27
OSC
ISNS
28
Load detection
1
SNSG
DC/DC Converter
EN2
16
EN5
17
EN1
6
7
EN4
EN3
15
LDO_1
2.5 V
GND
300 mA
3, 11, 25
19
LPM
CONFIDENTIAL
CS
CREF
24
18
Soft Start
Comp
Dead time
Reference
voltage
LDO_4
2.5 V
200 mA
4
5
VOUT1
VIN1
6 – 19
MODE
VCC
20
2
Output short-circuit detection
Pre_driver
enable
UVLO
LDO_2
1.5 V
400 mA
LDO_5
1.5 V
150 mA
LDO_3
2.9 V
300 mA
8
9
VOUT4
VIN2
802SH
PVCC
23
22
VOUT
21
PGND
13
VIN3
14
VOUT2
12
VOUT5
VOUT3
10
Regulator

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