1

1

2

2

3

3

4

4

5

5

6

6

D

D

C

C

B

B

A

A

Title

Number

Revision

Size

B

Date:

2005-10-07

Sheet    of 

File:

D:\uploads\..\dc_dc_12_5.Sch

Drawn By:

IN

2

GN

D

4

ON

/O

F

F

7

SY

N

C

5

OUT

1

Cb

3

FD

B

6

LM2670S-ADJ

U1

GND

47uH/2A
L1

u1

C2

10n

C3

560

R2

180

R1

100u/16V

C1

470u/6.3V

C4

MBRS320

D1

GND

GND

GND

GND

GND

1

2

IN

J1

1
2

OUT

J2

GND

GND

C5V6

D2

LED

D3

200

R3

GND