EV2229-Q-00A–21V, 6A, SYNCHRONOUS STEP-DOWN CONVERTER EVALUATION BOARD

EV2229-Q-00A Rev. 1.1

www.MonolithicPower.com

2

2/12/2015

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© 2015 MPS. All Rights Reserved.

EVALUATION BOARD SCHEMATIC

EV2229-Q-00A BILL OF MATERIALS

Qty

Ref

Value

Description

Package

Manufacturer

Part Number

1

C1

22μF

Ceramic Cap., 25V, X5R

1206

Murata

GRM31CR61E226KE15L

1

C1A

10μF

Ceramic Cap., 25V, X5R

1206

Murata

GRM31CR61E106KA12L

1

C1B

0.1μF

Ceramic Cap., 25V, X7R

0603

Murata

GRM188R71E104KA01D

3

C2,C2A

C2B

22μF

Ceramic Cap., 10V, X7R

1206

Murata

GRM31CR71A226KE15L

2

C3,C5

0.1μF

Ceramic Cap., 16V, X7R

0603

Murata

GRM188R71C104KA01D

1

C4

22nF

Ceramic Cap., 50V, X7R

0603

Murata

GRM188R71H223KA01D

0

C6

NS

0603

1

C7

10pF

Ceramic Cap., 50V, C0G

0603

Murata

GRM1885C1H100JA01D

1

R1

20kΩ

Film Res., 1%

0603

YAGEO

RC0603FR-0720KL

2

R2,R4

30kΩ

Film Res., 1%

0603

YAGEO

RC0603FR-0730KL

1

R3

68kΩ

Film Res., 1%

0603

YAGEO

RC0603FR-0768KL

2

R5, R10

10Ω

Film Res., 1%

0603

YAGEO

RC0603FR-0710RL

2

R6, R8

100KΩ

Film Res., 1%

0603

YAGEO

RC0603FR-07100KL

1

R7

6.8KΩ

Film Res., 1%

0603

YAGEO

RC0603FR-076K8L

0

R9

NS

0603

1

L1

1μH

DCR=4.6mΩ, Is=19A

SMD

Wurth

744311100

1

U1

MP2229

Step-Down Converter

QFN14-

3x3mm

MPS

MP2229GQ