LL431K-AE3-R datasheet(5/5 Pages) UTC

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LL431

LINEAR INTEGRATED CIRCUIT

NISONICTECHNOLOGIESCO.,LTD

5 of 5

www.unisonic.com.tw

QW-R121-020,B

TEST CIRCUIT

For VKA=VREF

For VKA≧ VREF

For IKA(OFF)

APPLICATION CIRCUIT

VIN

VoUT

VREF

UTC LL431

VOUT=(1+R1/R2)*VREF

VREF

UTC LL431

VOUT=(1+R1/R2)*VREF

UTC7805

OUT

COMMON

VREF

UTC LL431

VOUT=(1+R1/R2)*VREF

VIN

VoUT

VIN

Shutdown Regulator

Output Control of a Three

Higher-current Shunt Regulator

-Terminal Fixed Regulator

Constant-current Sink

Current Limiting or Current Source

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.

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