LP2950 / LP2951
CORPORATION
TYPICAL APPLICATIONS (continued)
+VIN
8
10KΩ
+VIN
3
5
1
AUX SHUTDOWN
INPUT
5 DEGREE SHUTDOWN FLAG
SD
ERROR
OFF
ON
LP2951
VOUT
FB
GND
4
7
EXTERNAL CIRCUIT
PROTECTED FROM
OVER TEMPERATURE
(V+ GOES OFF WHEN
TEMP > 125)
+
AS35
–
OR
TEMP
SENSOR
RELAY
8.2KΩ
SYSTEM OVER TEMPERATURE PROTECTION CIRCUIT
1F-48
+5v
4.7mA
4
20mA
UNREGULATED INPUT
OUTPUT
8
+VIN
330KΩ
1
5
1
2
VOUT
IN
VOUT
2N5432
IN4001
27KΩ
LP2951
LP2951
0.1µF
7
3
5V
FB
2
VTAP
FB
SENSE
OUTPUT
GND
4
GND
+
7
4
4.7µF
360KΩ
IN457
LOAD 50mA
TO 300mA
MIN VOLTAGE = 4V
OPEN CIRCUIT DETECTOR FOR 4mA TO 20mA CURRENT LOOP
1F-49
300mA REGULATOR WITH 0.75 DROPOUT
1F-50
CALOGIC CORPORATION, 237 Whitney Place, Fremont, California 94539, Telephone: 510-656-2900, FAX: 510-651-3025
CALOGIC [ CALOGIC, LLC ]
