Microlab A-6311 Schematics

1

2

3

4

5

6

+VB

C7

+VCC

C2

C8

JK1

U1A

MC682

C4

CC104

100UF/25V

D

D

R3

0.22UF

VR1A

2

4558

SP1

3.3K

1

5 TDA2030A

B50K

1

JR1

6 ohm

3

R2

C3

C02

2

U2

4

0.5/0.5W

8.2K

R4

C1

R1

MC333

R5

CC102

3

R7

1UF

-VB

6.8K

22K

C5

C6

47K

VR3A

3.3UF

39K

CC224

B50K

R6

R8

C2'

3.3

510

MC682

C4'

U1B

6

4558

R3'

0.22UF

1

5 TDA2030A

SP2

R

R01

VR1B

7

3.3K

JR1'

6 ohm

B50K

5

R2'

C3'

U3

4

RCA

2

0.5/0.5W

22K

C1'

R1'

8.2K

R4'

C02'

MC333

1UF

47K

6.8K

R5'

CC102

C5'

3

R7'

C6'

22K

3.3UF

39K

CC224

VR3B

R01'

L

B50K

R6'

R8'

RCA

22K

510

3.3

C

R9

-VCC

C

C8'

4.7K

C7'

100UF/25V

CC104

R9'

+VB C11

4.7K

C13

R11

MC224

CC104

8.2K

C16

+VCC

6

2

8

R12

47K

R13

R14

0.47UF

R15

C21

C22

C9

10K

10K

5

7

1K

3

1

C15

TDA2030A CC104

100UF/25V

SP3

U4B

1UF

4

U4A

VR2

1

5

JR2

4 ohm

R10

4558

C14

B10K

U5

4

C08

2

100K

MC104

0.47UF

R17

0.5/1W

C12

MC102

3

R19

C19

CC104

22K

-VB

22K

CC224

B

C18

R20

B

3.3

22uF

C21

C22

-VCC

R18

CC104

100UF/25V

680

+VCC

R22

+VB

4xRL205

150/0.5W

R24

FUSE1

T1

D4

D1

C23

ZD1

C25

1.8K/0.25W

0.4A 250V

3300UF

9.1V

100UF/25V

AC IN

SW1

25V

LED

C24

ZD2

D3

D2

3300UF

9.1V

C26

25V

100UF/25V

-VCC

R23

-VB

150/0.5W

A

A

Title

A-6311

Size

Number

Revision

B

Date:

14-Sep-2004

Sheet

of

File:

F:\my file\My Design\a-6311.ddb

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