ACT801

Innovative Power

TM

- 3 -

www.active-semi.com

Copyright © 2012 Active-Semi, Inc.

Active Direct Drive™ and Active Valley Fill™ are trademarks of Active-Semi

Product Brief, 22-Oct-12

PIN DESCRIPTIONS

PIN

NAME

DESCRIPTION

1

VIN

Voltage Input. Connect to the positive output of the full bridge rectifier.

2

N/C

Not Connected.

3

N/C

Not Connected.

4

VN

Negative Supply Voltage. Connect to the negative output of the full bridge rectifier.

5

N/C

Not Connected.

6

N/C

Not Connected.

7

ISET

Current Setting. Connect a resistor between ISET and VSS to determine the LED current.

8

MODE

MODE Selection.

9

IREG

Current Regulation Output. Connect to the bottom of LED string.

10

SWA

LED Switch A.

11

SWB

LED Switch B.

12

SWC

LED Switch C.

13

SWD

LED Switch D.

14

TOP

LED String Top. Connect to the top of LED string.

15

N/C

Not Connected.

16

VP

Positive Supply Voltage. Connect a ceramic capacitor with appropriate voltage rating between VP

pin and VSS pin.

EP

VSS

Ground. Exposed Pad shown as dashed block. The exposed ground pad must be electrically

connected to Ground.