UC3842G

LINEAR INTEGRATED CIRCUIT

UNISONIC TECHNOLOGIES CO., LTD

7 of 7

www.unisonic.com.tw

QW-R103-036.E



SH U T DOWN T ECH N I QU E

8

3

1k

Ω

1

Shutdown

To current

Sense resistor

Shutdown

Shutdown UTC UC3842G can be accomplished by two methods; either raise pin 3 above 1V or pull Pin 1 below a

voltage two diode drops above ground.

UTC assumes no responsibility for equipment failures that result from using products at values that

exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or

other parameters) listed in products specifications of any and all UTC products described or contained

herein. UTC products are not designed for use in life support appliances, devices or systems where

malfunction of these products can be reasonably expected to result in personal injury. Reproduction in

whole or in part is prohibited without the prior written consent of the copyright owner. The information

presented in this document does not form part of any quotation or contract, is believed to be accurate

and reliable and may be changed without notice.