2-16(No.YA707<Rev.001>)
(No.YA707<Rev.001>)2-15
MAIN PWB ASS'Y(4/46)
[Power Regulation]
HU-71100006
hb1_main_0612_2/48_0.0
1
1
2
2
3
3
4
4
5
5
6
6
A
A
B
B
C
C
D
D
+3V3
+5V
+1V8
+3V3
+3V3_A
VDDR_MEM
+1V8
DDR_VRF
+3V3H
+5VSTB
+5V
+1V2
+5V
+3V3_D
+3V3_D
+5V4STB
+5V4STB
+3V3
+5V
AC_DETECT
[Douglas Core]
+1.216V,
Max.1634mA
[Douglas DDR]
+1.816V,
Max.781mA
3V3 Power Branch
1V8 Power Branch
Max.3A
All location are from 30 to 80
DGND
GND_A
MAX 29mA
STAND-BY POWER
Vout=0.8V(R1+R2)/R2
+3.3V
MAX 642mA
Vout=0.8V(R1+R2)/R2
R1
R1
R2
R2
GND_D
MAX 1.5A
R1
R2
Vout = 0.925 x (1+R1/R2)
+3.366V, Max.1.3A
NORMAL POWER
MAX: 3A
C80
105p/25V
R45
4021/F/1005
L35
BLM18PG300SN1D
L31
4.7uH/SPC7040-4R7/3.5A
C78
OPEN-561p/1005
C51
220uF/16V/MVK/S
C59
105p/25V
C48
104p/16V/1005
U32
MP2121DQ
BS
5
FB
1
SW
3
IN
4
IN
7
POK
6
SW
8
GND
9
GND
2
EN/SYNC
10
GND-PAD
11
C75
822p/25V/1005
R35
102/F/1005
TP35
PCB_TP10
1
R33
104/1005
C55
104p/16V/1005
L32
SPC6025-1R0M
C76
OPEN-106p/10V/2012
C45
104p/16V/1005
C42
106p/10V/2012
C54
106p/10V/2012
C92
OPEN-104p/16V/1005
R50
104/1005
R36
593/F/1005
U34
LD29150PT/P-PAK 5P
/INH
1
VIN
2
GND
3
VOUT
4
ADJ
5
GND
6
R38
102/F/1005
C74
220uF/16V/MVK/S
R37
104/1005
C62
100uF/25V/BXE/S
U31
MP2307
BS
1
IN
2
SW
3
GND
4
FB
5
COMP
6
EN
7
SS
8
GND_
P
9
D31
OPEN-LL4148
1
2
C64
104p/16V/1005
C44
104p/16V/1005
C69
106p/10V/2012
TP36
PCB_TP10
1
R34
753/F/1005
C77
104p/16V/1005
TP38
PCB_TP10
1
C71
106p/10V/2012
TP32
PCB_TP10
1
R41
103/F/1005
C68
104p/16V/1005
C61
226p/6.3V/2012
R47
OPEN-104/1005
104p/16V/1005
C34
C73
226p/6.3V/2012
C72
226p/6.3V/2012
U36
OPEN-ASM811REUSF-T
GND
1
RESET
2
VCC
4
MR
3
C41
106p/10V/2012
R43
243/F/1005
C46
104p/16V/1005
C49
104p/16V/1005
C67
106p/10V/2012
C50
335p/10V/2012
L34
BLM18PG300SN1D
C31
104p/16V/1005
D30
OPEN-B340A
12
TP39
PCB_TP10
1
C60
104p/16V/1005
TP33
PCB_TP10
1
R44
912/F/1005
R46
OPEN-103/1005
L33
BLM18PG300SN1D
R48
104/1005
C65
OPEN-105p/16V/1005
C57
100uF/25V/BXE/S
C63
106p/10V/2012
C47
220uF/16V/MVK/S
C79
103p/50V/1005
TP37
PCB_TP10
1
C58
OPEN-105p/16V/1005
R32
6043/F/1005
104p/16V/1005
C53
R49
104/1005
R40
1692/F/1005
C52
106p/10V/2012
R39
000/1005
R31
304/F/1005
U35 RT9167-50PB
VOUT
5
BP
4
EN
3
GND
2
VIN
1
R42
104/1005
TP34
PCB_TP10
1
R51
OPEN-104/1005
C43
103p/50V/1005
R52
750/F/1005
C30
105p/25V
C66
OPEN-102p/50V/1005
U33
RT9018B25PSP
EN
2
VDD
4
VIN
3
NC
5
PGOOD
1
VOUT
6
ADJ
7
GND
8
TAP
9
C70
103p/50V/1005
C56
104p/16V/1005
TP31
PCB_TP10
1
TP17
PCB_TP10
1
MAIN PWB
(3/46),(5/46),(22/46),(43/46)
MAIN PWB CIRCUIT DIAGRAM (4/46) [Power Regulation]