EV2276-D-00A

–SYNCHRONOUS STEP-DOWN CONVERTER EV BOARD

EV2276-D-00A Rev.1.0

www.MonolithicPower.com

2

9/25/2017

MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.

© 2017 MPS. All Rights Reserved.

EVALUATION BOARD SCHEMATIC

EN

FB

BST

VIN

PG

SW

Vin

MP2276

PGND

Vout

VCC

FREQ/

MODE

AGND

C3

1µF

L1

1µH

R2

8.06K

SS/TRK

EN

PG

C1A

10µF

C1B

1µF

C4

1µF

R5

300K

R4

100K

C6

1.5nF

R1

2K

GND

C2B

22µF

C2A

22µF

1V

Ext. Ref

(Optional)

ILIM

R3

3.6K

C5

3

5

9

13

12

1,14

7

4

8

6

2,11

10

C1

10µF

R7

30.1k

R10

243k

R8

60.4k

R9

121k

Jumper

15nF

R6

NS

C2C

22µF

C2

22µF

C2D

22µF

C2E

NS

EV2276-D-00A BILL OF MATERIALS

Qty

Ref

Value

Description

Package

Manufacturer Part Number

2

C1, C1A

10

μF

Ceramic Cap,25V,X5R

1206

Murata

GRM31CR61E106KA12L

3

C1B, C3,

C4

1

μF

Ceramic Cap,25V,X7R

0603

Murata

GRM188R71E105KA12D

5

C2, C2A,

C2B, C2C,

C2D

22

μF

Ceramic Cap, 16V, X5R

0805

Murata

GRM219R61C226ME15L

0

C2E

NS

1

C5

15nF

Ceramic Cap,50V,X7R

0603

Murata

GRM188R71H153KA01D

1

C6

1.5nF

Ceramic Cap,50V,COG

0603

Murata

GRM1885C1H152JA01D

1

R1

2k

Film Res., 1%

0603

Yageo

RC0603FR-072KL

1

R2

8.06k

Film Res., 1%

0603

Yageo

RC0603FR-078K06L

1

R3

3.6k

Film Res., 1%

0603

Yageo

RC0603FR-073K6L

1

R4

100k

Film Res., 1%

0603

Yageo

RC0603FR-07100KL

1

R5

300k

Film Res., 1%

0603

Yageo

RC0603FR-07300KL

0

R6

NS

1

R7

30.1k

Film Res., 1%

0603

Yageo

RC0603FR-0730K1L

1

R8

60.4k

Film Res., 1%

0603

Yageo

RC0603FR-0760K4L

1

R9

121k

Film Res., 1%

0603

Yageo

RC0603FR-07121KL

1

R10

243k

Film Res., 1%

0603

Yageo

RC0603FR-07243KL

1

L1

1

μH

DCR 4.6mΏ,Isat 19A

SMD

Wurth

744311100

1

U1

MP2276GD 16V/8A Step Down Convert

QFN14-

2X3mm

MPS

MP2276GD