Samsung
Confidential
SAMSUNG
PART NO.
D
To enhance the Voltage Margin
ELECTRONICS
3
2
1
COM-22C-015(1996.6.5) REV. 3
Switched Power On (P5V)
MICOM RESET
DRAW
P1.2V_ALW POWER
Place near to
Place near to
Switched Power On (P3.3V & 1.8V)
SAMSUNG PROPRIETARY
THIS DOCUMENT CONTAINS CONFIDENTIAL
PROPRIETARY INFORMATION THAT IS
SAMSUNG ELECTRONICS CO’S PROPERTY.
DO NOT DISCLOSE TO OR DUPLICATE FOR OTHERS
EXCEPT AS AUTHORIZED BY SAMSUNG.
LAST EDIT
CHECK
B
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d:/users/mobile20/mentor/praha/pr/praha_main_ext
APPROVAL
MODULE CODE
A
4
C
SHORT520
SHORT521
3
S3
SHORT519
5
D1 D2
67
D3 D4
8
4
G
1
S1 S2
2
1%
300K
R108
Q23
AP6680AGM
C175
10nF
16V
C839
50-A4 54-B3
100nF
10V
R785
470K
P5.0V_AUX
40-C4
P1.8V
P12.0V_ALW
P3.3V_AUX
MMBD301
D520
13
TP19301
0
SHORT518
R109
470K
MICOM_P3.3V
6.3V
C882
10000nF
RHU002N06
Q24
D
3
1
G
2
S
C174
4700nF
P1.8V_AUX
C389
22nF
50V
6.3V
5%
30K
R830
AP6680AGM
Q44
D1
56
D2
7
D3 D4
8
4
G
1
S1 S2
23
S3
100nF
C804
10V
54-B352-C450-C250-B2
54-B340-D4
10V
C857
100nF
11-C2 11-C1
nostuff
Q541
RHU002N06
3
D
G
1
S
2
21
6.3V
C803
1000nF
nostuff
D521
MBR0540
P1.2V_ALW
nostuff
5%
1M
R786
1%
R783
30.1K
S3
3
4700nF
C864
6.3V
AP4435GM
Q542
8
D1
D2
7
6
D3
5
D4
4
G
1
S1
S2
2
P5.0V
S
2
P12.0V_ALW
25V
Q43
RHU002N06
3
D
G
1
3
D
G
1
S
2
C859
10nF
D
3
1
G
2
S
Q529
RHU002N06
50-B2
P5.0V_AUD
P3.3V_AUX
MICOM_P3.3V
RHU002N06
Q530
54-B352-C450-C4
6.3V
C379
10000nF
R784
100K
BAT54A
D522
100nF
C866
10V
U524
3
EN
GND
2
IN
1
OUT
5
4
PG
1203-002546
MIC5258-1.2BM5
4700nF
C838
6.3V
35V
AS
nostuff
P3.3V
50-C2 50-C4 52-C4 54-B3
200K
R288
EC540
22uF
PWRON#
KBC3_PWRON
KBC3_RST#
THERM_STP#
PWRON#
PWRON#
4700nF
C378
6.3V