ATX 300W SMPS ICs: SG6105

Half Bridge
ATX 300W SMPS
ICs: SG6105
Contents
A. Schematic…………………………….P2
B. BOM…………………………………..P5
C. Transformer & Output Inductor…….P11
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Schematic
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A：Schematic
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Schematic
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Schematic
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BOM LIST
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B： BOM LIST
System General Corp.
BOM LIST:ATX 300W Main Board
Item Quantity
Reference
1
BD1
1
2
2
C1,C2
3
2
C10, C9
4
4
C11, C12,C18,C19
5
1
C16
6
4
1
2
C20, C21, C15, C13
C22
C23,C25
1
1
C24
C26
1
1
1
2
2
2
1
2
C27A
C27
C28
C3, C4
C30, C7
C6,C32
C33
C34, C17
2
1
1
1
1
1
1
4
1
C36, C37
C38
C39
C5
C8
CB
C29
D10, D11, D16, D17
D14
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
Part
Bridge RS806(8A/600V)
YC 222P/250V (Y2)
EC 2.2uF/50V(5*11mm)
CC 103P/200V
EC
470uF/16V(8*11.5mm)
EC
2200uF/10V(10*20mm)
CC 103P/500V
CC X7R_471P/50V
EC
1000uF/16V(10*16mm)
CC X7R_223P/50V
XC
0.1uF/275V(small
size)
XC 0.68uF/250V
CC X7R_474P/50V
EC 680uF/200V
CC X7R_103P/50V
CC 222P_1KV
CC 222P/50V
EC 10uF/50V(5*11mm)
EC
1000uF/10V(8*11.5mm)
EC 47uF/50V(5*11mm)
CC X7R_472P/50V
MPE 2.2uF/250V
EC 1uF/50V(5*11mm)
CC X7R_104P/50V
YC 472P/250V
Diode FR157(1.5A/600V)
Zener Diode 12V_1/2W
5
Note
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28
29
30
31
32
33
34
35
36
37
38
1
1
1
1
1
9
7
1
3
1
3
BOM LIST
A0
D28
Open
D19
Short
D21
Diode BYV95C
D23
Zener Diode 18V_1/2W
D26
Diode SR360(3A/60V)
D27, D18, DA, DB, D8, D9,
D3, D25, D22
Diode FR102(1A/100V)
D4, D5, D6, D7, D2, D20,D12 Diode 1N4148
F1
Fuse 8A/250V
Transister
Q1, Q2,Q9
PN2222A(NPN)
MOSFET 2NA60(TO-220
非絕緣型)
Q10
Q11, Q5, Q5A
39
2
Q3, Q4
40
1
Q6
1
1
2
2
1
1
2
1
1
2
1
1
2
1
1
1
1
2
Q7
R1
R10, R11
R12, R14
R62
R62A
R13, R15
R43
R16
R18, R19
R20
R22
R24, R23
R25
R26
R27
R29
R3, R4
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
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Diode D83-004(To-3P)
Transister
2SC2625(TO-3P;NPN)
Diode
SF163
or
D92-02(TO-3P)
Transister BD140(TO-225AA;
PNP)
CR
CR
CR
CR
CR
CR
CR
CR
CR
MR
CR
CR
MR
MR
MR
ER
CR
6
470K_1/4W
33R_1/8W
2.2R_1/4W
2R_1/2W
4.7R_1/2W
1.8K_1/8W
24K_1/8W
27K//510K_1/8W
10R_1/4W(Mini)
10R_2W(Mini)
47R_1/4W
4.7R_1/4W(Mini)
33R_2W(Mini)
100R_2W(Mini)
470R_2W(Mini)
910R_1/8W
330K_1/4W
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61
62
63
64
65
66
67
68
69
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72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
2
1
1
3
3
1
4
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
3
1
3
1
1
1
1
1
1
1
BOM LIST
A0
R30,R44
R32
R33
R8,R34, R37
R6,R35,R39
R38
R40,R58, R59,RB
R41
R42
R45
R46
R47
R49
R17,R55
R5
R50
R54
R56
R60
R61
R7
R9
RA
Rc
J10
J11, J12, J18
J13
J14, j19, JS2
J15
J16
J2
J20
J21
J3
J4A
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ER 75K_1/8W
CR 20R_1/8W
CR 4.7R_1/2W
CR 1K_1/8W
ER 2.7K_1/8W
CR 4.7K_1/8W
ER 24K_1/8W
ER 120K_1/8W
ER 13K_1/8W
CR 100K_1/8W
CR 47K_1/4W
CR 2M_1/4W
CR 33K_1/8W
CR 3.3K_1/8W
MR 47R_3W
CR 560R_1/4W
MR 100R_1W
CR 120R_1/8W
CR 34.8R_1/8W
MR 1K_1W
ER 27K_1/8W
CR 1.5K_1/4W
MR 1R_2W
CR 22R_1/8W
5mm
6.5mm
9mm
7.5mm
12mm
3.8mm
19.7mm
4.7mm
8.5mm
16.5mm
19mm
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95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
7
2
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
6
2
BOM LIST
A0
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Page Number
J5, J5A, J6, J6A, JS1, JS3,
9.5mm
J17
10.5mm
J7,J7A
7mm
J8
15mm
J9
31mm
JS4
9mm
JS5
L10
TRN0143(Ver:1.0)
L11
TRN0168(Ver:1.0)
L3, L3A
TRN0137(Ver:1.1)
L4
TRN0170(Ver:1.0)
L5
TRN0139(Ver:1.0)
L7
TRN0005(Ver:1.0)
L8
TRN0139(Ver:1.0)
L9
TRN0142(Ver:1.0)
PCB
PC-2136 Rev:C
T1
EEL-25
T3
TRN0167_EE-16(Ver:1.0)
T4
TRN0169_EE-16(Ver:1.0)
T8
TRN0166_ERL-35(Ver:1.0)
TR1
Rhermistor SCK056
TR3
Thermister TTC103
Regulator
U1
LM7905(TO-220)
U3
Control IC SG6105
Phtocouple
U4
PC-817(Type-A 4Pin)
VR1
CR 200R_1/8W
VZ1, VZ1
MOV TNP9G271K
AC INLET
CN P-JA-PRO
IC 腳座
20Pin
絕緣扣
應用於 Q10(TO-220)
絕緣墊
應用於 Q10(TO-220)
應 用 於 Q3,Q4,Q5, Q5A,
絕緣墊
Q11, Q6(TO-3P)
圓黑 3*18mm(應用於 Q5,
螺絲
Q5A)
8
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126
BOM LIST
A0
4
螺絲
129
2
4
4
螺絲
Screw
Screw
130
2
Screw
131
4
1
1
1
Screw FTS-4 5*10
風扇
風扇遮網
Case
Switch
127
128
132
133
134
135
c
142
1
1
3
1
1
1
1
1
143
1
144
1
145
151
1
1
2
1
1
1
1
152
136
137
138
139
140
141
146
147
P3,P4 Switch(115V/ 230V)
P1, P2, CN2, CN5
CN4
Heat Sink
Heat Sink
Heat Sink
Mylar Pad
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圓黑
3*12mm( 應 用 於
Q3,Q4, Q11, Q6)
圓黑 3*8mm(應用於 U1,
Q10)
3*4 平頭(鎳)
鎖上下蓋
3*4 圓頭(鎳)
鎖 PCB
鎖(115/230)開
3*5 圓頭(黑)
關
鎖 Fan-Case
家泰企業
8*8*25
上蓋加下蓋
BR-22C-11L
L21-22
Output Cable (For PCB)
連接 AC Inlet 與 PCB
1
輸出線扣
7R-7
153
1
塑膠柱
DCBS-4
154
4
9
束線帶(YJ98)
熱縮套管
固定輸出線
6ψ20mm
149
150
155
普尼克
德盈
Jumper Wire
FAN Connect(3PIN)
U 型(應用於 U1)
應用於 Q11, Q5, Q5A, Q6
應用於 Q3,Q4,Q10
MCH0346A
連 接 Switch(115/230) 與
線材 棕 18AWG 105℃ 600V
PCB
連 接 Switch(115/230) 與
線材 藍 18AWG 105℃ 600V
PCB
Output Cable (For 3.3V)
Output Cable (For HD)
Output Cable(For 12V)
AC 連接線
接地線
螺帽(接地線)
148
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9
家泰企業
品固(或同級
品)
品固(或同級
品)
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BOM LIST
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System General Corp.
BOM LIST:ATX 300W 小卡
Item Quantity
Reference
3
C1,C2,C5
1
2
1
C3
3
1
C4
4
2
D1,D2
5
1
JP1
6
1
Q1
7
1
Q2
8
1
RB1
9
2
RC1,R7
10
1
RD1
11
1
RE1
12
3
R1,R5,R10
13
2
R2A,R8A
14
6
R2,R4A,R4,R8,R9A,R9
15
1
R3
16
3
R4B,R12B,R9B
17
1
R6
18
2
R11A,R11
19
1
R12
20
1
R12A
21
1
U1
22
1
PCB
Part
X7R 104P/50V
EC 10uF/50V
EC 1uF/50V
1N4148
Pin 11
PN2907
PN2222A
CR 220R 1/8W
CR 4.7K 1/8W
CR 150R 1/8W
CR 470R 1/4W
CR 10K 1/8W
ER 19.18K(20K//470K)
ER 20K 1/8W
CR 3.3K 1/8W
Open
CR 470R 1/8W
ER 10K 1/8W
ER 1K 1/8W
ER 1.03K
LM339
PC-2137 Ver:B
23
24
25
10
Note
Dip
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