Rev 12/05/03

SP6137LED Evaluation Board Manual

Copyright 2003 Sipex Corporation

DESCRIPTION AND BOARD SCHEMATIC

The SP6137LED Evaluation Board is designed to help the user evaluate the performance of

the SP6137 for use as a Luxeon 1W/3W/5W Driver. The evaluation board is a completely

assembled and tested surface mount board which provides easy probe access points to all

SP6137 inputs and outputs so that the user can quickly connect and measure electrical

characteristics and waveforms.

Ideal for Automotive or 12V Bus

Application

Single Board for 1W, 3W and 5W

Applications

High Efficiency

Small 10-Pin MSOP Package

900kHz Switching Frequency

Enables Small Components

Integrated Design with Minimal

Components.

Dual MOSFET for Spacing Saving

SP6137LED

Evaluation Board Manual

VIN

1

1

5.1V

J1 setup:

J1 no hat:

1W LumiLED

J1 at 1&2:

5W LumiLED

J1 at 2&3

3W LumiLED

R1,R3,R5:

1206, 1%, SMD

16V, 0805

200mV

R6

499

R4

1k

5.1V,

SOD-323

C1

1uF

VSS

1

1

1/4W,

1206

VOUT

1

1

SOD-123

R3 0.33

C2

10uF

U1

SP6137

6

5

7

4

8

9

10

2

3

1

UVIN

COMP

SS

VFB

SWN

GH

BST

GL

GND

VCC

J1

1

2

3

16V, 0805

L1

1

2

4.7uH

R2

24.3K

D2

MBR0530

12V

D3

1W/3W/5W

1

2

10V, 0603

10V

0603

C5

1uF

C3

1uF

VCC

1

1

6.3V

0805

VFB

1

1

0603

D1

BZT52C5V1S

0603

C4

1uF

SD43-4R7M

R5 0.56

R1 0.56

U2

Si5902DC

8

7

2

6

5

3

4

1