LP2950-BZ-3.3 데이터 시트보기 (PDF) - Bay Linear

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LP2950-BZ-3.3

100mA Low Dropout Voltage Regulator

Bay Linear 

TYPICAL APPLICATIONS (continued)

LP2950/LP2951

+VIN

AUX SHUTDOW

INPUT

OFF

ON

3

SD

8

+VIN

_______ 5

ERROR

BAY

LP2951 VOUT 1

10K Ω ..

5 DEGREE SHUTDOWN FLAG

+

TEMP

SENSOR

LM35

-

GND

4

FB

7

8.2KΩ ..

EXTERNAL CIRCUIT

PROTECTED FROM

OVER TEMPERATURE

(V+ GOES OFF WHEN

TEMP > 125)

System Over Temperature Protection Circuit

OR

RELAY

4

20mA

1N4001

0.1uF

8

+VIN

1

VOUT

BAY LINEAR

LP2951 7

FB

+5V

4.7mA

OUTPUT

2

GND

4

1N457

360K Ω ..

MIN VOLTAGE = 4V

Open Circuit Detector for 4mA to 20mA Current Loop

UNREGULATED INPUT

5

IN

1

VOUT

BAY LINEAR

LP2951

3

VTAP

FB

2

SENSE

GND

7

4

330KΩ ..

27KΩ ..

+

4.7uF

2N5432

5V

OUTPUT

LOAD

50mA

TO

300 mA

300 mA Regulator with 0.75 Dropout

Bay Linear, Inc 2478 Armstrong Street, Livermore, CA 94550 Tel: (925) 989-7144, Fax: (925) 940-9556

www.baylinear.com

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