Gigabyte GA-880GM-D2H - Page 29

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
NBVCCPHASE
NB_VCC_EN_WIN
NBVCCU_G
NBVCCL_G
SB_VCC_EN
VCC18_EN
VDDA25VDDA25
VCC
5VDUAL
VCC12_DUAL VCC12_DUAL
VCC_SB
VCC3
NB_VCC
VCC3
+12V
VCC12_DUAL
VCC_SB
2_5LEVEL
+12V
DDR15V
VCC3
VCC18
2_5LEVEL +12V
VCC3
VCC18
5VSB
2_5LEVEL
VCC_SB VCC_SB
NB_VCC_EN<28>
NB_VCC_OV1<15>
NB_VCC_OV2<15>
VCC_SB_OV1<15>
VCC_SB_OV2<15>
SB_VCC_EN<28>
VCC18_EN<28>
Title
Size Document Number Rev
Date: Sheet of
GA-880GM-D2H 1.32
NB/SB POWER,VCC12HT,VDDA25,VCC12Dual
Custom
29 30Friday, July 23, 2010
Title
Size Document Number Rev
Date: Sheet of
GA-880GM-D2H 1.32
NB/SB POWER,VCC12HT,VDDA25,VCC12Dual
Custom
29 30Friday, July 23, 2010
Title
Size Document Number Rev
Date: Sheet of
GA-880GM-D2H 1.32
NB/SB POWER,VCC12HT,VDDA25,VCC12Dual
Custom
29 30Friday, July 23, 2010
250mA
1.25*(1+100/100)=2.5V
For 1.2V Dual_Power.
600mA MAX
1.2V@1.69A
VREF IS 0.6v
1.1V@15.8A
25V
0.6*(1+1.69K/2K)=1.107V
NB_VCC_OV1 NB_VCC_OV2
L
L
L L
X
X
NB_VCC
1.20V
1.30V
1.40V
VCC_SB_OV1 VCC_SB_OV2
L
L
L L
X
X
VCC_SB
1.50V
1.30V
1.40V
RS740 Stuff 2K/4/1
0.6*(1+2K/2K)=1.20V
1.2V
VCC_SB
ATI for vcc3/vcc18 power ramp-up 2.1V
VCC18
1.8V
Asus-used
Normal 100U/D/10V/57
BC107
0.1U/4/Y5V/16V/Z
BC107
0.1U/4/Y5V/16V/Z
+
1
EC35
560u/FP/D/6.3V/89/8m
+
1
EC35
560u/FP/D/6.3V/89/8m
BC19
22U/8/X5R/6.3V/M/X
BC19
22U/8/X5R/6.3V/M/X
Q73
AZ1117H-1.2TR/SOT223/1A
Q73
AZ1117H-1.2TR/SOT223/1A
1
2
3
4
R48
10/6/X
R48
10/6/X
U97
ISL6545CBZ/S
U97
ISL6545CBZ/S
BOOT
1
UG
2
GND
3
LG/OCSET
4
VCC
5
FB
6
COMP/SD
7
PHASE
8
SOT23
BAT54A/SOT23/200mA
D40
SOT23
BAT54A/SOT23/200mA
D40
2
3
1
C5
1n/4/X7R/50V/K
C5
1n/4/X7R/50V/K
BC2
0.1U/4/Y5V/16V/Z/X
BC2
0.1U/4/Y5V/16V/Z/X
+
1
EC28
560u/FP/D/6.3V/89/8m
+
1
EC28
560u/FP/D/6.3V/89/8m
R394
100/4/1
R394
100/4/1
C1397
0.1u/6/X7R/25V/K
C1397
0.1u/6/X7R/25V/K
R511 100/4/1R511 100/4/1
R2774
4.7K/4
R2774
4.7K/4
1u/6/Y5V/10V/Z
C217
1u/6/Y5V/10V/Z
C217
R2
40.2K/4/1
R2
40.2K/4/1
R521
1.3K/4/1
R521
1.3K/4/1
G
D
S
Q23
2SK3918/TO252/1300pF/7.5m
G
D
S
Q23
2SK3918/TO252/1300pF/7.5m
1 3
2
R395
100/4/1
R395
100/4/1
R517 1K/4/1R517 1K/4/1
R3200 4.12K/4/1R3200 4.12K/4/1
BC202
1U/6/Y5V/10V/Z
BC202
1U/6/Y5V/10V/Z
R2783
2K/4/1
R2783
2K/4/1
R514
1K/4/1
R514
1K/4/1
BC136
0.1U/4/Y5V/16V/Z
BC136
0.1U/4/Y5V/16V/Z
R3197 20K/4/1R3197 20K/4/1
+
1
EC27
560u/FP/D/6.3V/89/8m
+
1
EC27
560u/FP/D/6.3V/89/8m
+
1
EC36
560u/FP/D/6.3V/89/8m
+
1
EC36
560u/FP/D/6.3V/89/8m
Q331
2SK3918/TO252/1300pF/7.5m
Q331
2SK3918/TO252/1300pF/7.5m
1 3
2
Q62
L1117LG/N/SOT223/1A
Q62
L1117LG/N/SOT223/1A
1
2
3
4
C1398
1n/4/X7R/50V/K
C1398
1n/4/X7R/50V/K
+
1
EC34
560u/FP/D/6.3V/89/8m
+
1
EC34
560u/FP/D/6.3V/89/8m
+
-
U146A
LM358DR/SO8
+
-
U146A
LM358DR/SO8
3
2
1
84
BC39
0.1U/4/X7R/16V/K
BC39
0.1U/4/X7R/16V/K
BC692
1U/6/Y5V/10V/Z
BC692
1U/6/Y5V/10V/Z
BC132
0.1U/4/Y5V/16V/Z
BC132
0.1U/4/Y5V/16V/Z
R510 100/4/1R510 100/4/1
BC108
0.1U/4/Y5V/16V/Z
BC108
0.1U/4/Y5V/16V/Z
C1395
10p/4/NPO/50V/J
C1395
10p/4/NPO/50V/J
R2778
2K/4/1
R2778
2K/4/1
U148
BAV99/SOT23/300mA
U148
BAV99/SOT23/300mA
1
3
2
BC931
0.1u/6/X7R/25V/K
BC931
0.1u/6/X7R/25V/K
+
1
EC50
560u/FP/D/6.3V/89/8m/X
+
1
EC50
560u/FP/D/6.3V/89/8m/X
R515
390/4/1
R515
390/4/1
R2763 2.2/6R2763 2.2/6
SOT23
BAT54A/SOT23/200mA
D42
SOT23
BAT54A/SOT23/200mA
D42
2
3
1
1u/6/Y5V/10V/Z
C223
1u/6/Y5V/10V/Z
C223
R3198
8.2K/4/1
R3198
8.2K/4/1
+
1
EC39
560u/FP/D/6.3V/89/8m
+
1
EC39
560u/FP/D/6.3V/89/8m
BC18
22U/8/X5R/6.3V/M
BC18
22U/8/X5R/6.3V/M
G
D
S
Q22
2SK3918/TO252/1300pF/7.5m
G
D
S
Q22
2SK3918/TO252/1300pF/7.5m
1 3
2
C6
1n/4/X7R/50V/K
C6
1n/4/X7R/50V/K
+
1
EC25
560u/FP/D/6.3V/89/8m
+
1
EC25
560u/FP/D/6.3V/89/8m
SD1 0/8/XSD1 0/8/X
+
EC29
100u/OS/D/16V/66/24m/X
+
EC29
100u/OS/D/16V/66/24m/X
+
1
EC26
560u/FP/D/6.3V/89/8m
+
1
EC26
560u/FP/D/6.3V/89/8m
BC40
1U/6/Y5V/10V/Z
BC40
1U/6/Y5V/10V/Z
+
1
CE4
100u/OS/D/16V/66/24m
+
1
CE4
100u/OS/D/16V/66/24m
R4
40.2K/4/1
R4
40.2K/4/1
R519 1K/4/1R519 1K/4/1
R3203 8.66K/4/1R3203 8.66K/4/1
BC17
22u/8/X5R/6.3V/M
BC17
22u/8/X5R/6.3V/M
Q330
2SK3918/TO252/1300pF/7.5m
Q330
2SK3918/TO252/1300pF/7.5m
1 3
2
R2775
2.2/6
R2775
2.2/6
R2773 2.2/6R2773 2.2/6
L27
1.2uH/20A/PMU109/W/D
L27
1.2uH/20A/PMU109/W/D
Q2
AP431N/SOT23/150mA
Q2
AP431N/SOT23/150mA
R C
A
R520
1.24K/4/1
R520
1.24K/4/1
R3199 8.66K/4/1R3199 8.66K/4/1
+
1
EC21
560u/FP/D/6.3V/89/8m
+
1
EC21
560u/FP/D/6.3V/89/8m
+
-
U146B
LM358DR/SO8
+
-
U146B
LM358DR/SO8
5
6
7
84
R93
220/6
R93
220/6
R3204 4.64K/4/1R3204 4.64K/4/1
L2
2uH/20A/IEP109/D
L2
2uH/20A/IEP109/D
C1394
0.047u/4/X7R/16V/K
C1394
0.047u/4/X7R/16V/K