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List of Materials

Table 3. List of Materials (continued)

QTY

REF DES

DESCRIPTION

MFR

PART NUMBER

R31, R32, Resistor, chip, 15.0 k

Ω, 1/8 W, 1%, 0805

3

Std

Std

R45

1

R34

Resistor, chip, 560

Ω, 1/8 W, 1%, 0805

Std

Std

1

R38

Resistor, chip, 0.47

Ω, 1 W, 1%, 2512

Std

Std

1

R41

Resistor, chip, 4.75 k

Ω, 1/4 W, 1%, 1206

Std

Std

1

R43

Resistor, chip, 221 k

Ω, 1/8 W, 1%, 0805

Std

Std

2

R47, R48

Resistor, chip, 221 k

Ω, 1/4 W, 1%, 1206

Std

Std

1

U1

LED Lighting Power Controller

TI

UCC28810D

1

U2

Timer, Low-Power CMOS

TI

TLC555D

1

U3

LED Lighting Power Controller

TI

UCC28811D

1

--

PCB, 10.4 in x 2 in x 0.062 in

Any

HPA439 REVA

2

Washer, #4, shoulder, nylon

Keystone

2

Heatpad TO-220 0.009" SP900

Bergquist

SP900S-90

2

Washer, #4 split, ss

Std

Std

2

Nut, #4-40, ss

Std

Std

2

Screw, #4 - 40, SS, 0.5 in.

Std

Std

1

JP1

Connector, jumper, shorting, gold, 0.100"

Sullens

SLUU355A – March 2009 – Revised June 2009

A 0.9-A Constant Current Supply with PFC for 100-W LED Lighting Applications

15

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