EV1517DR-00B – 3.3V, 1A SEPIC EVALUATION BOARD

EV1517DR-00B Rev. 1.0

www.MonolithicPower.com

2

12/21/2005

MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.

© 2005 MPS. All Rights Reserved.

TM

EVALUATION BOARD SCHEMATIC

C5

10nF

C3

4.7nF

C6

NS

U1

VIN

3V - 4.2V

GND

EN

GND

C4

10nF

VOUT

GND

EV1517_S01

3.3V/1A

D1

B340A-13

3A

T1

DRQ125-3R3

D2

1N4148

MP1517

IN

FB

COMP

SW

SW

10

8

9

16

1

12

11

13

5

7

3

15

4

SGND SGND

PGND PGND

EN

SS

BP

OLS

EV1517DR-00B BILL OF MATERIALS

Qty

Ref

Value

Description

Package Manufacturer Manufacturer P/N

2

C1A, C1B

10µF Ceramic Cap, 6.3V, X5R

1210

TDK

C3225X5R1A106K

2

C2A, C2B

22µF Ceramic Cap, 6.3V, X7R

1210

TDK

C3225X5R0J226M

1

C3

4.7nF Ceramic Cap, 50V, X7R

0805

Panasonic

ECJ-2VB1H472K

2

C4, C5

10nF

Ceramic Cap, 50V, X7R

0805

TDK

C2012X7R1H103K

1

C6

Do Not Stuff

1

C7

1uF

Ceramic Cap, 10V, X5R

0805

TDK

C2012X5R1A105K

1

C8

4.7uF Ceramic Cap, 10V, X5R

0805

Panasonic

ECJ-2FB1A475K

1

D1

Schottky Diode, 40V, 3A, SMA

Diodes Inc

B340LA-13-F

1

D2

Rectifier Diode, 75V, 200mW,

SOD-323

Diodes Inc

1N4148WS-7

1

R1

37.4KΩ Film Resistor, 1%

0805

Panasonic

ERJ-6ENF3742V

1

R2

10KΩ Film Resistor, 1%

0805

Panasonic

ERJ-6ENF1002V

1

R3

5.1KΩ Film Resistor, 5%

0805

Panasonic

ERJ-6GEYJ512V

1

R4

100KΩ Film Resistor, 5%

0805

Panasonic

ERJ-6GEYJ104V

1

T1

3.3uH Coupled Inductors, 4.63A, SMD

Cooper

DRQ125-3R3

1

U1

DC-DC Converter

MPS

MP1517DR