Micropac Industries cannot assume any responsibility for any circuits shown or represent that they are free from patent infringement.

Micropac reserves the right to make changes at any time in order to improve design and to supply the best product possible.

MICROPAC INDUSTRIES, INC. MICROCIRCUITS PRODUCTS DIVISION

• 905 E. Walnut St., Garland, TX 75040 • (972) 272-3571 • Fax (972) 494-2281

www.micropac.com

8/12/02

Pg. 3 of 4

53209, 53210 and 53211

SPDT SOLID-STATE RELAYS

Truth Table

INPUT (Pin 1)

Pin 12

Pin 16

High

Closed

Open

Low

Open

Closed

22

12

1

16

3

9

COMMON

FET OUTPUT

CONTROL LOGIC

GND

INPUT BUFFER