EV0035 – 6 WHITE LEDs, 20mA PRECISION WLED DRIVER EVALUATION BOARD

EV0035 Rev. 1.2

www.MonolithicPower.com

2

3/30/2006

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© 2006 MPS. All Rights Reserved.

TM

EVALUATION BOARD SCHEMATIC

EV0035_S01

MP1523

U1

EN

GND

1

5

3

4

2

SW

BIAS

FB

LED1

LED2

LED3

LED4

LED5

LED6

D1

MBR0540

VCC

GND

EN

J1

GND

C3

10nF

EV0035 BILL OF MATERIALS

Qty

Ref

Value

Description

Package

Manufacturer

Part Number

2

C1, C2

1µF

Ceramic Cap., 50V, X7R

1206

TDK

C3216X7R1H105K

1

C3

10nF

Ceramic Cap., 50V, X7R

0603

TDK

C1608X7R1H103K

1

D1

Diode Schottky, 40V, 500mA SOD-123

ON

Semiconductor

MBR0540T1

6

LED1 to

LED6

Not Stuffed

1

L1

15µH

Inductor, 450mA

SMD

Sumida

CDRH3D16-150NC

1

R1

100kΩ Film Res., 5%

0603

Panasonic

ERJ-3GEYJ104V

1

R2

20Ω

Film Res., 5%

0603

Panasonic

ERJ-3GEYJ200V

1

U1

White LED Driver

SOT23-5 MPS

MP1523DT