2-64(No.YA707<Rev.001>)
(No.YA707<Rev.001>)2-63
MAIN PWB ASS'Y(28/46)
[STi7103 REGULATORS and DC/DC]
HU-71100006
hb1_main_0612_28/48_0.0
1
1
2
2
3
3
4
4
5
5
6
6
A
A
B
B
C
C
D
D
ST2V6_ON
ST2V6_ON
ST_2V6
ST_3V3
ST_3V3
+SYS_VDD_DDR
+SYS_VTT_DDR
+SYS_VREF_DDR
+SYS_VDD_DDR
ST_3V3
ST_1V1
ST_3V3
+3V3_STI7103
ST_3V3
+SYS_VDD_DDR
+SYS_VDD_DDR
ST_3V3
+5V
+5V
ST_1V1
STb7100 CORE +2.5V
SYSTEM DDR SDRAM
Typ.
120mA
S3V3IO
STb7100 Power ON sequnce
+1V(+VDD1) -> +2V5(+VDD_2V5) --> +2V6(DDR) --> +3V3(IO)
2.6V (+/-)100mV
TO263-5
Max 1500mA
Max
790mA
R1
R2
Vout = 0.8(1 + R1/R2)
SOIC14
3.364V Max.2.790A
NORMAL POWER
All location are from 1071 to 1120
STb710 CORE +1V
Vout=0.925 x (1+R1/R2)
MAX: 3A
R1
R2
Vout = 0.92 * (R1+R2)/R2
1.128 V
Typ. 1200mA
MAX: 3A
R2
R1
C1111
104p/16V/1005
L1072
4.7uH/SPC7040-4R7/3.5A
C1081
822p/25V/1005
C1088
100uF/16V/MVK/S
TP1074
PCB_TP10
1
R1071
104/1005
C1091
104p/16V/1005
C1077
103p/50V/1005
R1094
750/F/1005
R1088
333/1005
R1083
912/F/1005
D1071
OPEN-B340A
12
L1074
BLM18PG300SN1D
D1072
OPEN-B340A
12
R1095
750/F/1005
D1073
OPEN-LL4148
1
2
C1082
226p/6.3V/2012
L1071
SPC10040-4R7M
R1079
104/1005
CD1095
102p/50V/1005
TP1073
PCB_TP10
1
U1071
MP2307
BS
1
IN
2
SW
3
GND
4
FB
5
COMP
6
EN
7
SS
8
GND_
P
9
C1075
106p/10V/2012
C1087
226p/6.3V/2012
CD1094
226p/6.3V/2012
C1105
OPEN-104p/16V/1005
C1108
475p/6.3V/2012
C1085
103p/50V/1005
Q1073
MMBT4401
1
23
UD1075
FAN1655M
VDD
1
VDD
2
VTTFORCE
3
VSS
4
VSS
5
VTTFORCE
6
VDD
7
VDDQ
14
VREFOUT
13
VSSQ
12
/SHDN
11
VREFIN
10
VTTSENSE
9
VSS
8
C1071
220uF/16V/MVK/S
R1085
103/1005
CD1090
104p/16V/1005
Q1071
MMBT4401
1
23
CD1102
226p/6.3V/2012
TP1071
PCB_TP10
1
RD1077
122/F/1005
R1073
243/F/1005
C1080
OPEN-106p/16V/2012
TP1080
PCB_TP10
1
C1078
822p/25V/1005
R1089
103/1005
R1081
4021/F/1005
CD1104
102p/50V/1005
TP1078
PCB_TP10
1
R1092
101/1005
TP1079
PCB_TP10
1
CD1092
226p/6.3V/2012
RD1078
103/1005
C1107
OPEN-104p/16V/1005
R1076
OPEN-104/1005
R1082
202/F/1005
U1073
MP2307
BS
1
IN
2
SW
3
GND
4
FB
5
COMP
6
EN
7
SS
8
GND_
P
9
Q1075
IRLML6402TRPBF
2
1
3
C1083
OPEN-106p/16V/2012
R1074
4021/F/1005
R1086
103/1005
TP1072
PCB_TP10
1
C1089
100uF/16V/MVK/S
R1075
OPEN-104/1005
C1076
104p/16V/1005
CD1099
226p/6.3V/2012
TP1077
PCB_TP10
1
R1072
912/F/1005
CD1096
104p/16V/1005
C1086
106p/10V/2012
C1106
105p/16V/1005
R1091
472/1005
C1097
104p/16V/1005
R1090
OPEN-222/1005
C1109
104p/16V/1005
C1072
106p/10V/2012
C1098
106p/10V/2012
C1079
226p/6.3V/2012
CD1089
104p/16V/1005
CD1103
104p/16V/1005
TP1076
PCB_TP10
1
RD1076
272/F
C1074
OPEN-561p/50V/1005
C1100
OPEN-561p/50V/1005
UD1074 RT9183H-PM5
VI
2
VO
4
GND
3
SEN
5
SD
1
GND
6
C1073
226p/6.3V/2012
Q1072
MMBT4401
1
23
CD1101
102p/50V/1005
C1084
220uF/16V/MVK/S
R1093
121/3216
R1087
104/1005
D1074
OPEN-LL4148
1
2
C1110
106p/10V/2012
TP1075
PCB_TP10
1
MAIN PWB CIRCUIT DIAGRAM (28/46) [STi7103 REGULATORS and DC/DC]