LM317M-AA3-0-R Просмотр технического описания (PDF) - Unisonic Technologies

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производитель

LM317M-AA3-0-R

3-TERMINAL 0.5A POSITIVE ADJUSTABLE REGULATOR

Unisonic Technologies 

LM317M

TYPICAL APPLICATION

LINEAR INTEGRATED CIRCUIT

Input

D1

1N4002

UTC LM317M

V ADJ

720

PN2222A

VoUT

120

Output

+1.0μF

1k

TTL CONTROL

MIN. VoUT=1.25V

Figure 1. 1.5V Electronic Shutdown Regulator

D1 protects the device during an input short circuit

Input

UTC LM317M

Vo UT

240

50K

V ADJ

R2

PN2907A

Output

1N4001

+1.0μF

Figure 2. Slow Turn-On Regulator

Input

UTC

VoUT R1

R2

LM317M

IoUT

Output

VADJ

IADJ

IO(MAX)=(

VREF

R1

)+IADJ=

IO(MIN)=(RV1R+ERF2 )+IADJ=

5mA<IoUT<500mA

1.25V

R1

1.25V

R1+R2

Figure 3. Current Regulator

UNISONIC TECHNOLOGIES CO., LTD

www.unisonic.com.tw

4 of 6

QW-R101-014,B

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