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LF12CP View Datasheet(PDF) - STMicroelectronics

Part NameDescriptionManufacturer
LF12CP VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT ST-Microelectronics
STMicroelectronics ST-Microelectronics
LF12CP Datasheet PDF : 34 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
LF00 SERIES
ELECTRICAL CHARACTERISTICS FOR LF27C (refer to the test circuits, Tj = 25°C, CI = 0.1 µF,
CO = 2.2 µF unless otherwise specified.)
Symbol
Parameter
Test Conditions
Min. Typ. Max. Unit
VO Output Voltage
IO = 50 mA, VI = 4.7 V
2.646 2.7 2.754 V
IO = 50 mA, VI = 4.7 V, Ta = -25 to 85°C 2.592
2.808
VI Operating Input Voltage
IO = 500 mA
16
V
IO Output Current Limit
1
A
VO Line Regulation
VI = 3.7 to 16 V IO = 5 mA
2
13
mV
VO Load Regulation
VI = 4 V,
IO = 5 to 500 mA
2
13
mV
Id Quiescent Current
VI = 3.7 to 16V IO = 0mA ON MODE
0.5
1
mA
VI = 4 to 16V IO = 500mA
12
VI = 6 V
OFF MODE
50
100
µA
SVR Supply Voltage Rejection
IO = 5 mA
VI = 4.7 ± 1 V
f = 120 Hz
f = 1 KHz
f = 10 KHz
82
dB
77
65
eN Output Noise Voltage
B = 10 Hz to 100 KHz
50
µV
Vd Dropout Voltage
IO = 200 mA
0.2 0.35
V
IO = 500 mA
0.4
0.7
VIL Control Input Logic Low
Ta = -40 to 125°C
0.8
V
VIH Control Input Logic High Ta = -40 to 125°C
2
V
II Control Input Current
VI = 6 V,
VC = 6 V
10
µA
CO Output Bypass Capacitance ESR = 0.1 to 10
IO = 0 to 500 mA
2
10
µF
ELECTRICAL CHARACTERISTICS FOR LF30AB (refer to the test circuits, Tj = 25°C, CI = 0.1 µF,
CO = 2.2 µF unless otherwise specified.)
Symbol
Parameter
Test Conditions
Min. Typ. Max. Unit
VO Output Voltage
IO = 50 mA, VI = 5 V
2.970 3
3.03
V
IO = 50 mA, VI = 5 V, Ta = -25 to 85°C
2.94
3.06
VI Operating Input Voltage
IO = 500 mA
16
V
IO Output Current Limit
1
A
VO Line Regulation
VI = 4 to 16 V,
IO = 5 mA
3
15
mV
VO Load Regulation
VI = 4.3 V,
IO = 5 to 500 mA
3
15
mV
Id Quiescent Current
VI = 4 to 16V, IO = 0mA ON MODE
0.5
1
mA
VI = 4.3 to 16V IO = 500mA
12
VI = 6 V
OFF MODE
50
100
µA
SVR Supply Voltage Rejection
IO = 5 mA
VI = 5 ± 1 V
f = 120 Hz
f = 1 KHz
81
dB
76
f = 10 KHz
65
eN Output Noise Voltage
B = 10 Hz to 100 KHz
50
µV
Vd Dropout Voltage
IO = 200 mA
0.2 0.35
V
IO = 500 mA
0.4
0.7
VIL Control Input Logic Low
Ta = -40 to 125°C
0.8
V
VIH Control Input Logic High Ta = -40 to 125°C
2
V
II Control Input Current
VI = 6 V,
VC = 6 V
10
µA
CO Output Bypass Capacitance ESR = 0.1 to 10
IO = 0 to 500 mA
2
10
µF
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