LP2950ACN-X Datasheet, PDF (11/14 Pages) Advanced Monolithic Systems – Battery Powered Systems

TYPICAL APPLICATIONS (Continued)
Low Drift Current Source
+V = 2 30V
I_L
LOAD
8
V_IN
V_OUT ¹
SHUTDOWN
INPUT
3
SD
LP2951
GND
FB
4
7
R
1%
+
1µF
0.1µF
5Volt Current Limiter
5V BUS
+V_IN
LP2950 -5.0
V_OUT
*V_OUT≈ 5V
1µF
GND
*Minimum Input-Output voltage ranges from 40mV to 400mV, depending on
load current. Current limit is typically 160 mA
5V Regulator with 2.5V Sleep Function
*SLEEP
INPUT
+V_IN
C - MOS
GATE
47kΩ
8
ERROR
OUPUT
+V_IN
5 _ERROR
V_OUT ¹
SHUTDOWN
INPUT
3
SD
LP2951
GND
FB
4
7
470kΩ
+V_OUT
100pF
200kΩ
2N3906
1% ⁺
100kΩ
3.3µF
1%
100kΩ
Open Circuit Detector for 4 to 20mA Current Loop
4
20mA
1N4001
0.1µF
8
+V_IN
V_OUT ¹
LP2951
7
FB
GND
4
1N457
+5V
4.7kΩ
1
*OUTPUT
5
4
2
360
MIN. VOLTAGE ≈ 4V
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