UC4107

Preliminary

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

4 of 4

www.unisonic.com.tw

QW-R125-055.b



TYPICAL APPLICATION CIRCUIT

OVP

GATE1

CS

GND

GATE2

CREG

ISN

L1

22μH

R4

R5

M1

R6

120m

LED+

LED-

D6

280m

L2

120μH

D7

M2

C3

4.7μF

1μF

VL

VN

D1

D2

D3

D4

C6

4.7μF

AC

12V

UTC

UC4107

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.