AMS2954 Просмотр технического описания (PDF) - Advanced Monolithic Systems Inc

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производитель

AMS2954

250mA LOW DROPOUT VOLTAGE REGULATOR

Advanced Monolithic Systems Inc 

TYPICAL APPLICATIONS (Continued)

Wide Input Voltage Range Current Limiter

+VIN

8

ERROR

OUPUT

+VIN

5 ERROR

VOUT 1

AMS2954

SHUTDOWN

INPUT

3

SD

GND

FB

4

7

*VOUT ≈ VΙΝ

*Minimum Input-Output voltage ranges from 40mV to 400mV, depending on load current. Current limit is typically 260 mA

AMS2954

Low Drift Current Source

+V = 2 30V

IL

LOAD

8

VIN

VOUT 1

AMS2954

SHUTDOWN

INPUT

3

SD

GND

FB

4

7

R

1%

1µF +

0.1µF

5Volt Current Limiter

5V BUS

+VIN

AMS2954 -5.0

VOUT

*VOUT ≈ 5V

1µF

GND

*Minimum Input-Output voltage ranges from 40mV to 400mV, depending on

load current. Current limit is typically 260 mA

5V Regulator with 2.5V Sleep Function

*SLEEP

INPUT

+VIN

C - MOS

GATE

47kΩ

8

ERROR

OUPU

T

SHUTDOWN

INPUT

+VIN

5 ERROR

VOUT 1

AMS2954

3 SD

GND

FB

4

7

470 kΩ

+VOUT

100 pF

2N3906

200kΩ

1% +

100kΩ

3.3µF

1%

100kΩ

Open Circuit Detector for 4 to 20mA Current Loop

4

20mA

1N4001

0.1µF

8

+VIN

VOUT 1

AMS2954

7

FB

GND

4

1N457

+5V

4.7kΩ

1

*OUTPUT

5

4

2

360

MIN. VOLTAGE ≈ 4V

Advanced Monolithic Systems, Inc. 6680B Sierra Lane, Dublin, CA 94568 Phone (925) 556-9090 Fax (925) 556-9140

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