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. HYBRID MICROELECTRONICS PRODUCTS DIVISION

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

www.micropac.com

12/18/01

52421

SOLID STATE THERMOSTAT CONTROLLER

`

1

2

5

6

7

REFERENCE

VOLTAGE

BRIDGE/

CONTROLLER

POWER

XISTOR

DRIVER

SELF TEST

SELF TEST

+120Vdc

0Vdc

T

11

10

3

4

FILTER

Functional Block Diagram

CASE