EV6903DS-00A – HIGH EFFICIENCY SYNCHRONOUS RECTIFICATION EV BOARD

EV6903DS-00A Rev. 1.0

www.MonolithicPower.com

2

10/19/2011

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© 2011 MPS. All Rights Reserved.

EVALUATION BOARD SCHEMATIC

1

2

D3

1

2

D1

NS

Q2

NS

100k

R2

1nF

C2

2.2µF

C1

VG

VS

VD

VDD

EN

PGND

R3

3

2

Q1

MOSFET

VSS

5

VG

8

VD

4

NC

7

RLL

3

PGND

1

EN

2

VDD

6

U1

MP6903 / SO8

0

R1

1

2

D2

NS

R4

EV6903DS-00A BILL OF MATERIALS

Qty

RefDes

Value

Description

Package

Manufacturer

Manufacturer P/N

1

C1

2.2μF

Ceramic Cap., 25V,

X7R

0805

muRata

GRM21BR71E225KA73L

1

C2

1nF

Ceramic Cap., 50V,

X7R

0603

TDK

C1608X7R1H102K

1

R1

0

Film Res., 5%

0603

Yageo

RC0603JR-070RL

1

R2

100k

Film Res., 1%

0603

Yageo

RC0603FR-07100KL

1

R3

1k

Film Res., 1%

0603

Royalohm

0603F1001T5E

0

R4

NS

N-CH 100V 8.8mΩ

TO220-AB

Vishay

SUP90N10-8M8P

1

Q1

MOSFET

N-CH 100V 8mΩ

TO220

APEC

AP85T10GP

0

Q2

NS

PowerPAK-

SO8

0

D1

NS

SMC

0

D2

NS

TO220

1

D3

DIODES

75V/0.15A

SOD323

Diodes

IN4148WS-7-F

1

U1

MP6903DS MP6903DS

SO-8

MPS

MP6903DS