Schematic Diagrams
System/Ext-VGA Power B - 29
B.Schematic Diagrams
System/Ext-VGA Power
SYS15 V
VDD3 SYS1 5V3.3VS 1.8VS
1.5V 1.5VS
1.8VSYS15 V
5V
V1.1
VIN
NVVDD
SG N D 2
3. 3 V S
SGND2
SG N D 2
SG N D 2
1. 2VSYS15V
1. 2 V S
VDD5
5V SVDD5SYS15V
1.2V 7,39
5V 32,33,34,37,38,39,40
1.5V 39
1.8V 5,7 , 9, 1 0, 2 2, 23 , 24 , 39 , 40
5V S 1 9, 20 , 29 , 30 , 31 ,32,34
3. 3 VS 6 ,9 , 10 , 11 , 19 ,2 0, 2 1, 2 2, 2 3, 24 , 25 , 27 , 28 ,2 9, 3 0, 3 1, 32 , 33 , 34 , 37
3.3V 2,1 2, 1 9, 2 0, 2 2, 23 , 24 , 26 , 31 ,3 2, 3 3, 3 8, 3 9, 40
1. 5 VS 3 ,6,33
1. 2 VS 4 ,7
1. 8 VS 4 ,5,6,7,11,1 3, 1 4, 1 5, 1 7, 19 , 21 , 22 , 23 ,24,25
VIN 2 0, 36 , 37 , 38 , 39 ,40
NVVDD 12,13,18
SYS1 5V 1 9,38
VDD3 2,2 0, 2 3, 2 7, 3 4, 36 , 38 , 40
VDD5 38
SU S B #1 2, 2 5, 3 1, 3 3, 39 , 40
Z33 03
Z3 3 0 5Z33 02
SUSB
Z3310
Z3307
Z3312
Z33 09
Z3313
Z3 3 1 4
NV_ VC CSUSB
NV_PWR_CL#
NV_PGOOD
SUSB
Z3 3 0 4
SUSB
Z3301
NV_ VCC
SUSB
SUSB
Z3306
Z3311SUSB
NV_ PGO OD
PQ62
2N7002W
G
DS
PC 74
. 1U _ 16 V_ 04
PQ16
AO446 8
4
6 2
5
7 3
1
8
PQ36
*A O44 56
4
62
73
8
5
1
PJ12
1m m
12
PR42
*10mil_s hort
PC52
* 1U _ 10 V_ 06
PU3
*SC412A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
LX
BST
VCC
DL
GND
RTN
N.C
N.C
FB
VOUT
PGD
EN
ILIM
N.C
N.C
DH
PAD
PC57
.01U_50V_X7R_04
PR 66
1M _ 04
PC63
.1U_1 6V_0 4
PR77
10 0K _ 04
PC50
*30P_50V_04
PC64
1 0U _ 10 V_ 08
PC73
. 01 U _5 0V _X 7R _ 04
PC 48
* . 1U _ 25 V _X 7R _ 06
PR25 *15mil_short
PQ26
AO4468
4
6 2
5
7 3
1
8
PR80
100K_04
PC43
* . 1 U _2 5V _ X7 R _0 6
PC110
10U _10V_08
PC 4 4
*1U_10V_06
PC 10 8
. 1U _ 16 V_ 04
PR78
10 0K _ 04
PQ23
AO446 8
4
6 2
5
7 3
1
8
P R 67 * 1 0m il _s ho r t
PR190
1M_04
PR54
10 0K _ 04
PC62
.033 U_16V_ 04
PR115
1M_04
PQ 15
2N 7 00 2WG
DS
PQ58
A O 44 68
4
6 2
5
7 3
1
8
PC75
10U _10V_08
PD 10
*F M58 22
A C
PR114
100K_04
PQ37
2 N 70 02 WG
DS
PR45
*4.87K_1%_06
PC41
*4 .7U_ 25 V_0 8
PQ25
2 N 70 02 W
G
DS
PQ 22
2N 7 00 2W
G
DS
PR65
* 1 0K _ 1% _ 06
PC191
. 1U _ 16 V_ 04
PR68
10 0K _ 04
PQ24
2N 7 00 2W
G
DS
PD3
* F M 0 54 0- N
AC
PC198
2200P_50V_04
PC104 *.1U_16V_04
PQ 1 1
* 2N 7 00 2W
G
DS
PC45
*4.7U_25V_08
PC51
* . 01 U _ 50 V_ X7 R _0 4
PC109
. 03 3U _ 16 V_ 04
PQ38
AO4468
4
6 2
5
7 3
1
8
PC56
.1U_1 6V_0 4
PR43
*100K_1%_04
P R 64 * 0 _0 4
PR 56
1M _ 04
PC 1 9 4
10 U _1 0V _0 8
PJ1
OPEN-8m m
1 2
PQ35
*A O44 74
4
62
73
8
5
1
+
PC102
*390U_2.5V_6.6*6.6*5.9
PR44
* 1 0K _ 1% _ 06
PR26
*1 5m il_s hort
PR 2 8 * 4. 3K _ 1% _0 6
PC59
1 0U _ 10 V_ 08
PR181
100K_04
PL 8 * 1. 0 U _7 * 7* 3. 5
1 2
PR79
1M_04
1.2VS,1.5VS,1.8VS,3.3VS,5VS
3A3A
1.5A 1.5 A
4A 4A
10A
Ra
Rb
Vout = 0. 75V ( 1 + Ra / Rb )
Ra = 3.6K --> 1.020V
3A3A
4A4A
M760US
要上件
Sheet 28 of 38
System/Ext-VGA
Power
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