EV2499M-QB-00A 36V/3A MAX STEP DOWN CONVERTER

EV2499M-QB-00A Rev.1.0

www.MonolithicPower.com

2

8/17/2016

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

© 2016 MPS. All Rights Reserved.

EVALUATION BOARD SCHEMATIC

IN

1

EN/SYNC

5

SW

9

FB

6

IN

2

VCC

7

ISENSE

4

NC

3

U1

MP2499M

300K

R6

10

R7

82.5K

R1

15.4K

R2

20

R4

1

2

11uH

L1

1uF

C2

10uF

C1

0.1uF

C3

2

1

39pF

C5

0.1uF

C4

C1B

100uF

C2A

100uF

40m

R3

GND

GND

GND

GND

GND

GND

GND

GND

VIN: 12V

2

1

3

4

USB

1

2

0

L2

NS

C1C

GND

100

R8

VCC

0

R5

NS

R9

NS

R11

NS

R10

NS

R12

GND

GND

VCC

DM

DP

DP

DM

10uF

C1A

GND

VOUT: 5V/2.4A

EV2499M-QB-00A BILL OF MATERIALS

Qty

Ref

Value

Description

Package

Manufacturer

Manufacturer P/N

2

C1, C1A

10μF

Ceramic Cap, 50V,X5R

0805

muRata

GRM21BR61H106KE43L

1

C1B

100μF

Electrolytic

capacitor,

35V, 160mΩ ESR.

DIP

Chemi-Con

EMZJ35ADA101MF80G

1

C2

1μF

Ceramic Cap,6.3V,X7R

0805

muRata

GRM21BR71A105KA01L

1

C2A

100μF

Polymer

capacitor,

6.3V, 10mΩ ESR.

DIP

Chemi-Con

APSK6R3ELL101ME08S

2

C3, C4

0.1μF

Ceramic Cap, 50V,Y5V

0603

TDK

C1608Y5V1H104Z

1

C5

39pF

Ceramic Cap, 50V,X7R

0603

muRata

GRM1885C1H390JA01D

0

C1C

NS

1

R1

82.5k

Thick Film Res, 1%

0603

Any

1

R2

15.4k

Thick Film Res, 1%

0603

Any

1

R3

40m

1206

Any

1

R4

20

Thick Film Res, 1%

0603

Any

1

R5

0

Thick Film Res, 1%

0603

Any

1

R6

300k

Thick Film Res, 5%

0603

Any

1

R7

10

Thick Film Res, 1%

0603

Any

1

R8

100

Thick Film Res, 1%

0603

Any

0

R9,R10,

R11,R12

NS

Thick Film Res, 1%

0603

Any

1

L1

11μH

Toroidal Inductor

DIP

UEC

WL-801

0

L2

0

Shorted by wire

1

U1

MPS

Step-Down Converter

QFN-13

(2.5mmx3

mm)

MPS

MP2499MGQB

1

USB

USB

Single USB port

Tray

Wurth

61400416021