EV2112DQ-00A – 1A, 1MHz SYNCHRONOUS STEP-DOWN CONVERTER

EVALUATION BOARD

EV2112DQ-00A Rev. 1.0

www.MonolithicPower.com

2

3/17/2006

MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.

© 2006 MPS. All Rights Reserved.

EVALUATION BOARD SCHEMATIC

MP2112

EN

SW

FB

GND

VINB

2

1

3

6

5

4

VINA

EV2112_S01

EN

VOUT

1.8V @ 1A

GND

VIN

GND

C3

1nF

U1

EV2112DQ-00A BILL OF MATERIALS

Qty

Ref

Value

Description

Package

Manufacturer

Manufacturer P/N

Ceramic Cap., 10V, X7R

1206

C1206C106K8RAC

Ceramic Cap., 10V, X7R

1210

KEMET

C1210C106K8RAC

Ceramic Cap., 10V, X7R

1210

AVX

1210ZC106KAT2A

1

C1

10µF

Ceramic Cap., 10V, X5R

1210

TDK

C3225X5R1A106K

1

C2

22µF

Ceramic Cap, 6.3V, X5R

1210

TDK

C3225X5R0J226M

1

C3

1nF

Ceramic Cap., 50V, X7R

0805

TDK

C2012X7R1H102K

4.7µH, 2A, D63CB

SMD

TOKO

A916CY-4R7M

4.7µH, 1.87A, D53LC

SMD

TOKO

A915AY-4R7M

1

L1

4.7µH

4.7µH, 1.6A, CDC5D23

SMD

Sumida

CDC5D23B-4R7MC

1

R1

499kΩ

Resistor, 1%

0805

Panasonic

ERJ-6ENF4993V

1

R2

249kΩ

Resistor, 1%

0805

Panasonic

ERJ-6ENF2493V

1

R3

220kΩ

Resistor, 5%

0805

Panasonic

ERJ-6GEYJ224V

1

U1

MP2112 DC-DC Converter

QFN6

MPS

MP2112DQ