+V IN
AUX SHUTDOW
INPUT
OFF
ON
8
SD
+V IN _______ 5
ERROR
LP295
0K Ω.
5 DEGR.EE SHUTDOWN FLAG
V OUT
GND
+
TEMP AS5
SENSOR
-
FB
7
8.2K Ω
EXTERNAL CIRCUIT
PROTECTED FROM
OVER TEMPERATURE
(V+ GOES OFF WHEN
TEMP > 25)
OR
RELAY
20mA
N00
0.µF
+5V
.7mA
8
+V IN
V OUT
LP295
7
FB
OUTPUT
2
GND
N57
0K Ω
MIN VOLTAGE = V
UNREGULATED INPUT
8
IN
V OUT
0KΩ
2N52
(2)
LP295
27KΩ
V TAP
FB
7
2
SENSE
GND
+ .7µF
5V
OUTPUT
LOAD
50mA
TO
00 mA
042408 Rev F
LP2950-51 Low Dropout Linear Regulator
11
© 2008 Exar Corporation