Gigabyte GA-880GM-D2H Wiring Diagram page 27

8 7
VCC
VCC
DR177 DR177
DR52 DR52 3.3K/4/1/X 3.3K/4/1/X
8.2K/4/1/X 8.2K/4/1/X
DQ17 DQ17
D D
DQ18 DQ18
D D
G G S S
D
G G S S
DR58 DR58 8.2K/4/X 8.2K/4/X
<28> CPUVDD_EN
2N7002/SOT23/25pF/5/X 2N7002/SOT23/25pF/5/X
2N7002/SOT23/25pF/5/X 2N7002/SOT23/25pF/5/X
CPUVDD_EN
DR1 DR1 0/4 0/4
PWROK ( SVI )
Low : "metal VID"
High : running protocol
VCC3
DC23 DC23 DR175 DR175
0.1U/4/X5R/10V/K/X 0.1U/4/X5R/10V/K/X 8.2K/4/1 8.2K/4/1
C
<28> VCORE_PWOK
DC27 DC27
DR75 DR75 0/4/SHT/X 0/4/SHT/X DR72 DR72 51/4/1 51/4/1
VCORE_NB
DR74 DR74 357/4/1 357/4/1
<8,12,14,28> SMBDATA
VCORE
DC40 DC40
0.1U/6/X7R/25V/K 0.1U/6/X7R/25V/K DR90 DR90
100/4/1 100/4/1 DR87 DR87 470/4/X 470/4/X
DR91 DR91
DC44 DC44
DR126 DR126 100/4/1 100/4/1
<6> COREFB+
DR128 DR128 0/4/SHT/X 0/4/SHT/X
<6> COREFB-
B
DC48 DC48
DR100 DR100
100/4/1 100/4/1
DR109 DR109 0/4 0/4 OFF_SET
<8,12,14,28> SMBCLK
DRN8 DRN8
1 2 PWM_VID0
<6> VID0
PWM_VID1
3 4
<6> VID1
PWM_VID2
5 6
<6> VID2
PWM_VID3 DR57 DR57
7 8
<6> VID3
1K/8P4R/4 1K/8P4R/4
1K/4/X 1K/4/X
A
8 7
6
0.8V on
6323_EN
DR55 DR55 DBC9 DBC9
1K/4/1/X 1K/4/1/X
0.1U/4/X7R/16V/K/X 0.1U/4/X7R/16V/K/X
6323_EN
VCC
EN rising edge :
Hi : PVI mode
Low : SVI mode
Pin 34 Input, Pin 37 Output
V6323
0.8V ON U1 U1
6323_EN
24
EN
PWM_PWRGD
34
<6> PWM_PWRGD PW ROK
VCORE_PWOK DC25 DC25 37
VDDPW RGD
DR71 DR71 3.48K/4/1 3.48K/4/1 3.3N/4/X7R/50V/K 3.3N/4/X7R/50V/K
680P/4/X7R/50V/K 680P/4/X7R/50V/K DC28 DC28 100P/4/NPO/50V/J 100P/4/NPO/50V/J
48
COMP_NB
1
FB_NB
DR108 DR108 0/4 0/4
3
RGND_NB
DC35 DC35
DR81 DR81 2K/4/1 2K/4/1 0.033u/4/X7R/16V/K 0.033u/4/X7R/16V/K
DC36 DC36 150p/4/NPO/50V/J 150p/4/NPO/50V/J 18
COMP
FB
17
FB
DC39 DC39
DR86 DR86
2.26K/4/1 2.26K/4/1 0.027u/4/X7R/16V/K 0.027u/4/X7R/16V/K 15
RCOMP
DC41 DC41
1N/4/X7R/50V/K/X 1N/4/X7R/50V/K/X
VSEN
13
VSEN
412/4/1 412/4/1
12
RGND
0.1U/4/X5R/10V/K/X 0.1U/4/X5R/10V/K/X
DR96 DR96 DC47 DC47
19
APA
DC46 DC46 4.99K/4/1 4.99K/4/1
1N/4/X7R/50V/K/X 1N/4/X7R/50V/K/X 0.1u/4/X7R/16V/K 0.1u/4/X7R/16V/K
0.1U/4/X5R/10V/K/X 0.1U/4/X5R/10V/K/X OFF_SET
14
OFS
DR99 DR99 75K/4/1 75K/4/1
16
RSET
DC45 DC45 1N/4/X7R/50V/K 1N/4/X7R/50V/K
V6323
PWM_VID0
4
<24> PWM_VID0
VID0/VFIXEN
PWM_VID1
5
<24> PWM_VID1
VID1/SEL
PWM_VID2
6
<24> PWM_VID2
VID2/SVD
PWM_VID3 7
<24> PWM_VID3
VID3/SVC
8
VID4
9
VID5
VID1 DR56 DR56 330/4 330/4
11
FS
DR107 DR107
100K/4/1 100K/4/1
BOTTOM PAD CONNECT
TO GND THROUGH 8 VIA
DR116 DR116
2.2/6 2.2/6
DBC17 DBC17
0.22u/6/X7R/16V/K 0.22u/6/X7R/16V/K
6
5 4
VIN12
ATX_12V ATX_12V
4 1
+12V GND
3 2
+12V GND
BC832 BC832
0.1u/4/X7R/16V/K 0.1u/4/X7R/16V/K
APW/2*2/IV/P/4.2/SN/PA66 APW/2*2/IV/P/4.2/SN/PA66
DR62 DR62
2.2/6 2.2/6
VIN12
DBC12 DBC12 1U/6/X7R/16V/K 1U/6/X7R/16V/K
DR63 DR63
2.2/6 2.2/6
29 DBC13 DBC13 0.22u/6/X7R/16V/K 0.22u/6/X7R/16V/K
PVCC1_2
DR67 DR67 2.2/6 2.2/6
31
BOOT1
UGATE1
32 DC24 DC24
UGATE1
33 PHASE1 0.1U/6/X7R/25V/K 0.1U/6/X7R/25V/K
PHASE1
LGATE1
30
LGATE1
ISEN1
20 DR73 DR73 0/6 0/6
ISEN1+
21
ISEN1-
DC31 DC31 DC29 DC29
PH1 DR76 DR76 9.31K/4/1 9.31K/4/1 0.1U/6/X7R/25V/K 0.1U/6/X7R/25V/K
0.1U/6/X7R/25V/K 0.1U/6/X7R/25V/K
27 DR78 DR78 2.2/6 2.2/6
BOOT2
UGATE2 DC33 DC33
26
UGATE2
PHASE2 0.1U/6/X7R/25V/K 0.1U/6/X7R/25V/K
25
PHASE2
LGATE2
28
LGATE2
DR82 DR82 0/6 0/6 ISEN2
22
ISEN2+
23
ISEN2-
DC38 DC38 DC37 DC37
PH2
DR85 DR85 9.31K/4/1 9.31K/4/1 0.1U/6/X7R/25V/K 0.1U/6/X7R/25V/K
35 PWM3 0.1U/6/X7R/25V/K 0.1U/6/X7R/25V/K
PW M3
PWM4
36
PW M4
DR89 DR89 0/6 0/6 ISEN3
44
ISEN3+
43 DC42 DC42
ISEN3-
PH3 DR92 DR92 9.31K/4/1 9.31K/4/1 DC43 DC43
0.1U/6/X7R/25V/K 0.1U/6/X7R/25V/K 0.1U/6/X7R/25V/K 0.1U/6/X7R/25V/K
46
ISEN4+
ISEN4-
45
ISEN4-
42 DBC15 DBC15 1U/6/X7R/16V/K 1U/6/X7R/16V/K
PVCC_NB
DR98 DR98 2.2/6 2.2/6
VIN12
40 DR101 DR101 2.2/6 2.2/6 DC49 DC49 0.1U/6/X7R/25V/K 0.1U/6/X7R/25V/K
BOOT_NB
UGATE_NB
39
UGATE_NB
PHASE_NB
38
PHASE_NB
41 LGATE_NB
LGATE_NB
DR187 DR187 0/6 0/6 ISEN_NB
2
ISEN_NB+
47 DR104 DR104 6.3K/4/X 6.3K/4/X
ISEN_NB-
DR106 DR106 9.31K/4/1 9.31K/4/1 DC50 DC50 0.1U/6/X7R/25V/K 0.1U/6/X7R/25V/K
ISL6324ACRA/QFN48 ISL6324ACRA/QFN48
PH_NB
PWM4
VCC
ISEN4-
VCC
Disable PWM4 Use 3 Phase
VIN12
DR115 DR115 2.2/6 2.2/6 DC52 DC52 0.1U/6/X7R/25V/K 0.1U/6/X7R/25V/K
DU3 DU3
UGATE3
2 1
BOOT UGATE
PHASE3
7 8
PVCC PHASE
6
VCC
PWM3
3
PW M
4 5 LGATE3
GND LGATE
ISL6612ACBZ-T/SO8 ISL6612ACBZ-T/SO8
5 4
3
VIN12
DBC24 DBC24
1U/8/Y5V/16V/Z 1U/8/Y5V/16V/Z
DQ2 DQ2
2SK3918/TO252/1300pF/7.5m 2SK3918/TO252/1300pF/7.5m
UGATE1
DR132 DR132 2.2/6 2.2/6
DR179 DR179 10K/4/1 10K/4/1
PHASE1
DQ3 DQ3
LGATE1
VIN12 2SK3919/TO252/2050pF/5.6m 2SK3919/TO252/2050pF/5.6m 2SK3919/TO252/2050pF/5.6m 2SK3919/TO252/2050pF/5.6m
DBC26 DBC26
1U/8/Y5V/16V/Z 1U/8/Y5V/16V/Z
DQ4 DQ4
2SK3918/TO252/1300pF/7.5m 2SK3918/TO252/1300pF/7.5m
UGATE2
DR142 DR142 2.2/6 2.2/6
DR181 DR181 10K/4/1 10K/4/1
PHASE2
DQ5 DQ5 DQ11 DQ11
LGATE2
2SK3919/TO252/2050pF/5.6m 2SK3919/TO252/2050pF/5.6m
VIN12
2SK3919/TO252/2050pF/5.6m 2SK3919/TO252/2050pF/5.6m
DBC27 DBC27
1U/8/Y5V/16V/Z 1U/8/Y5V/16V/Z
DQ6 DQ6
2SK3918/TO252/1300pF/7.5m 2SK3918/TO252/1300pF/7.5m
UGATE3 DR151 DR151 2.2/6 2.2/6
DR182 DR182 10K/4/1 10K/4/1
PHASE3
DQ7 DQ7 DQ13 DQ13
LGATE3
2SK3919/TO252/2050pF/5.6m 2SK3919/TO252/2050pF/5.6m
2SK3919/TO252/2050pF/5.6m 2SK3919/TO252/2050pF/5.6m
VIN12
DBC19 DBC19
DQ15 DQ15 1U/8/Y5V/16V/Z 1U/8/Y5V/16V/Z
2SK3918/TO252/1300pF/7.5m 2SK3918/TO252/1300pF/7.5m
DC61 DC61
0.1U/6/X7R/25V/K 0.1U/6/X7R/25V/K UGATE_NB DR141 DR141 2.2/6 2.2/6
DR180 DR180 10K/4/1 10K/4/1
PHASE_NB
DQ16 DQ16
LGATE_NB
2SK3919/TO252/2050pF/5.6m 2SK3919/TO252/2050pF/5.6m
3
2 1
VIN12
1 1 1 1 1 1
+ + DEC1 DEC1 + + DEC2 DEC2 + + DEC11 DEC11
270u/FP/D/16V/89/10m 270u/FP/D/16V/89/10m 270u/FP/D/16V/89/10m 270u/FP/D/16V/89/10m
270u/FP/D/16V/89/10m 270u/FP/D/16V/89/10m
DL3 DL3 VCORE
0.6u/40A/IMD129/W/D 0.6u/40A/IMD129/W/D
DQ9 DQ9 DR138 DR138 1 1 1 1
+ + + +
2.2/6 2.2/6
DR140 DR140 DR166 DR166 DEC6 DEC6 DEC7 DEC7
0/4/SHT/X 0/4/SHT/X 0/4/SHT/X 0/4/SHT/X
DC57 DC57
1N/4/X7R/50V/K 1N/4/X7R/50V/K 820u/FP/D/2.5V/69/7m 820u/FP/D/2.5V/69/7m
820u/FP/D/2.5V/69/7m 820u/FP/D/2.5V/69/7m
PH1
ISEN1
DL4 DL4 VCORE
0.6u/40A/IMD129/W/D 0.6u/40A/IMD129/W/D
1 1 1 1
DR148 DR148
+ + + +
2.2/6 2.2/6
DR150 DR150 DR168 DR168
DEC8 DEC8 DEC9 DEC9
0/4/SHT/X 0/4/SHT/X 0/4/SHT/X 0/4/SHT/X
DC59 DC59
1N/4/X7R/50V/K 1N/4/X7R/50V/K 820u/FP/D/2.5V/69/7m 820u/FP/D/2.5V/69/7m
820u/FP/D/2.5V/69/7m 820u/FP/D/2.5V/69/7m
PH2
ISEN2
DL5 DL5 VCORE
0.6u/40A/IMD129/W/D 0.6u/40A/IMD129/W/D
1 1 1 1
+ + + +
DR154 DR154 DR155 DR155 DR169 DR169 DEC10 DEC10 DEC12 DEC12
2.2/6 2.2/6
0/4/SHT/X 0/4/SHT/X 0/4/SHT/X 0/4/SHT/X
DC60 DC60 820u/FP/D/2.5V/69/7m 820u/FP/D/2.5V/69/7m
1N/4/X7R/50V/K 1N/4/X7R/50V/K 820u/FP/D/2.5V/69/7m 820u/FP/D/2.5V/69/7m
PH3
ISEN3
VCORE_NB
DL15 DL15 0.6u/40A/IMD129/W/D 0.6u/40A/IMD129/W/D
DR146 DR146 1 1 1 1
+ + + +
2.2/6 2.2/6 DR149 DR149 DR167 DR167
0/4/SHT/X 0/4/SHT/X 0/4/SHT/X 0/4/SHT/X
DEC3 DEC3 DEC4 DEC4
DC58 DC58
1N/4/X7R/50V/K 1N/4/X7R/50V/K 820u/FP/D/2.5V/69/7m 820u/FP/D/2.5V/69/7m
820u/FP/D/2.5V/69/7m 820u/FP/D/2.5V/69/7m
PH_NB
ISEN_NB
Title Title Title
VCORE (PWM ISL6324A+6612A) VCORE (PWM ISL6324A+6612A) VCORE (PWM ISL6324A+6612A)
Size Size Size Document Number Document Number Document Number Rev Rev Rev
Custom Custom Custom GA-880GM-D2H GA-880GM-D2H GA-880GM-D2H
Date: Date: Date: Friday, July 23, 2010 Friday, July 23, 2010 Friday, July 23, 2010 Sheet Sheet Sheet 27 27 27 of of of 30 30 30
2 1
D
C
B
A
1.32 1.32 1.32