EV2351DQ-00A – 4.75V TO 23V INPUT, 1.5A OUTPUT STEP-DOWN CONVERTER

EVALUATION BOARD - INITIAL RELEASE

EV2351DQ-00A Rev. 1.1

www.MonolithicPower.com

2

3/29/2005

MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.

© 2005 MPS. All Rights Reserved.

EVALUATION BOARD SCHEMATIC

MP2351

GND

FB

COMP

EN

SYNC

NC

BS

NC

IN

SW

C1

10nF

D1

B340A-13

C8

OPEN

R5 OPEN

C7 OPEN

C8 OPEN

C3

1nF

EN

SYNC

C6

OPEN

R4

OPEN

EV2351_S01

EV2351DQ-00A BILL OF MATERIALS

Qty

Ref

Value

Description

Package

Manufacturer Manufacturer P/N

1

C1

10nF

Ceramic Capacitor, 50V, X7R

SM0805

AVX

08055C103KAT2A

1

C2

10µF

Ceramic Capacitor, 25V, X5R

SM1210

AVX

12103D106KAT2A

1

C3

1nF

Ceramic Capacitor, 50V, X7R

SM0805

AVX

08055C102KAT2A

1

C5

22µF

Ceramic Capacitor, 16V, X5R

SM1210

AVX

1210YD226KAT2A

4

C4, C7,

C6, C8

Do Not Stuff

1

D1

Diode Schottky, 40V, 3A

SMA

Diodes Inc

B340A-13

1

L1

5µH

Inductor, 2.4A

SMD

Sumida

CDRH6D28-5R0NC

1

R1

16.9kΩ

Film Resistor, 1%

SM0805

Panasonic

ERJ-6ENF1692V

1

R2

15kΩ

Film Resistor, 5%

SM0805

Panasonic

ERJ-6GEYJ562V

1

R3

10kΩ

Film Resistor, 1%

SM0805

Panasonic

ERJ-6ENF1002V

2

R4, R5

Do Not Stuff

1

U1

Step-Down Converter

QFN10

MPS

MP2351DQ