LM1875T

2

,2

u

F

2

2

u

F

GND

GND

GND

GND

GND

GND

220nF

1

M

2

2

k

1k

20k

1

V

+

V

-

V-
V+ G

N

D

IC1

2

1

4

5

3

C

1

C

2

C3

R

1

R

2

R3

R4

R

5

WEJ-1

WEJ-2

X2L-1

X2L-2

X1-1

X1-2

X1-3

+

+