Microlab 400W Schematics

L4
34UH

C32

C28

4.7UF/50V

+

C28A
C104

+

220/16V

654321

+12v.OUT

R32
470E

+

C23

R43A
10E

R34
845EK

R35

2.4K

TO.5VSB-2

+5v.out

R33
27E

D

-12v.out

-5v.out

3.3v.out

+

C26

R29
10E

C

2200/10V

3.3VS

B

A

C9

R57

1.2K

L1

106-26

FR152
D12

1UH

+

C24

220/16V

L5

220UF/16V

C29

L1
106-26

FR152

L6

C27

+

2200/10V

1UH

L1
106-26

KA7905

IC6

L2
62UH

R41
39E

D17
IN4148

R60
1K

R48
51K

150E

R61

L7
1/UH

C25

+

2200/10

Q5

A928A

VR1
101/T

2.7k

R47

C39103/50V

R14

R45

47K

16k

103

C41

Title

Number RevisionSize

B

Date: 13-Aug-2004 Sheet of
File: C:\DOCUME~1\WANGZH~1.000\LOCALS~1\Temp\5400X-2.ddbDrawn By:

+

C24

+

2000UF/10V

FR105

D22

R32
10E

IC4

KA431

R31
100E

10/50V

C21
104/50V

R30

4.7E

Q28
C945

C37

+

R23

4.7E

R42

2.7K

IC1

KA7500B

to.--12v

to.+3.3v

ST1020

R46

2.7K

to.--5v

R65

4.7K

R3B
220K

R62
1K

R80
15K

R3A
220K

R79
12K

205K/250V

D1
FR107

D2
FR107

R75

27K

C43
104

Q12S2625

2S2625

Q2

R72
56K

R9

2.7K

220K

R70
12K

R7

2.7K

R6

2.2E

R6A

2.2E

R8A

R8

2.2E

D56 4148
C44
224

R5
51E

2.2E

R39

4.7

22UF/50V

R50
56K

R56

C36

5.6K

D22
IN418

R38
22E

R7A

4.7E

C10
102/1KV

R37
R37A

22E

C40 4.7UF/50V

C7

22E

D3A
4148

10/50V

R9A

4.7E

D23
IN4148

R9

1.5K

+

D17
FR05

D18
4148

D23

D3
4148

C8

10/50V

T1

C22
103

+

D3
4148

D3A
4148

R62
4148

R8
100

Q8
C945

D16
4148

1.2K
ZD4

4.7V

D26
4148

D19

T2

D21

D11

4148

4148

4.7UF/50V

D27
4148

R43

2.7K

16
15
14
13
12
11
10

+

R20

47UF/50V

1K

C7

1.5K

R54

D18A4148

1K

R54A

3.2V

4148

ZD1

to.+12v

13V

ZD3

1

C3

TH1
054

F1

D

CX1
.01

5A/250V

.47/275VAC

RV

CX2

LF1

1M

C4

222/275VAC

C

PG.OUT

R68

4.7K

R?

14

13

R64
15K

Q11

B

A733

D33 4148

R69
33K

D30
4148

12

11

10

9

339/ST

R67

4.7K

R63

Q10
A733

R69
150K R71

4.7K

BD1-BD4

C7

470UF/200V

4

2

SW1

3

470UF/200V

R77
330K

5A/250V
C8

R76

7.5K

3

1UF/50V

C42

1

2

3

R74
1M

4

5

6

78

C45 103/50v

PS--ON

R16
47E

D32
4148

C40

1/50v

A

C46
104

D10A

ST/3040

D11A

D10B

L8

50UH

D15A SBL2040

4148

D16

R59

1.2K

1
2
3
4
5
6

C38
102/50v

7
89

R81
27k

R40
1K

to.+5v

1 2 3 4 5 6

PDF created with FinePrint pdfFactory trial version http://www.fineprint.com

654321

D

VCC+

D8

R10A
220K

C

C16

102/50V

IC4

LTV817

R15
220

B

VCC-

D4

4148

14C2

104/50V

D6
IN4148

R11A
120E

1Q1

2SC5344Y

R10B
220K

C13
103/1KV

1K

R13

104/100v
C15

D101
FR107

R11
39K

Q3
2SC5027

R12

1.5E

T1

SR560

R16
56E

C17

102/1KV

R18
47E

D9
FR104

L9
62UH

R19

R22

220E

3.9K

C20

104/50V

C181000UF/10V

KA431

R20

2.6K

R21

2.5K

R17
51E

C21
47UF/50V

C19
1000UF/10V

to.5vsb-2

5vsB.out

D

C

B

A

1 2 3 4 5 6

PDF created with FinePrint pdfFactory trial version http://www.fineprint.com

Title

Number RevisionSize

B

Date: 13-Aug-2004 Sheet of
File: C:\DOCUME~1\WANGZH~1.000\LOCALS~1\Temp\5400X-1.DDBDrawn By:

A