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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
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LF00 SERIES
ELECTRICAL CHARACTERISTICS FOR LF33C (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 = 5.3 V
3.234 3.3 3.366 V
IO = 50 mA, VI = 5.3 V, Ta = -25 to 85°C 3.168
3.432
VI Operating Input Voltage
IO = 500 mA
16
V
IO Output Current Limit
1
A
VO Line Regulation
VI = 4.3 to 16 V, IO = 5 mA
3
16
mV
VO Load Regulation
VI = 4.6 V,
IO = 5 to 500 mA
3
16
mV
Id Quiescent Current
VI = 4.3 to 16V, IO = 0mA ON MODE
0.5
1
mA
VI = 4.6 to 16V, IO = 500mA
12
VI = 6 V
OFF MODE
50
100
µA
SVR Supply Voltage Rejection
IO = 5 mA
VI = 5.3 ± 1 V
f = 120 Hz
f = 1 KHz
f = 10 KHz
80
dB
75
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 LF35AB (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 = 5.5 V
3.465 3.5 3.535 V
IO = 50 mA, VI = 5.5 V, Ta = -25 to 85°C
3.430
3.570
VI Operating Input Voltage
IO = 500 mA
16
V
IO Output Current Limit
1
A
VO Line Regulation
VI = 4.5 to 16 V, IO = 5 mA
3
17
mV
VO Load Regulation
VI = 4.8 V,
IO = 5 to 500 mA
3
17
mV
Id Quiescent Current
VI = 4.5 to 16V, IO = 0mA ON MODE
0.5
1
mA
VI = 4.8 to 16V, IO = 500mA
12
VI = 6 V
OFF MODE
50
100
µA
SVR Supply Voltage Rejection
IO = 5 mA
VI = 5.5 ± 1 V
f = 120 Hz
f = 1 KHz
79
dB
74
f = 10 KHz
60
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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