LF120CV5V 查看數據表（PDF） - STMicroelectronics
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LF120CV5V Datasheet PDF : 32 Pages
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LF00AB/C
ELECTRICAL CHARACTERISTICS FOR LF18AB (refer to the test circuits, Tj = 25 oC,
Ci = 0.1 µF, Co = 2.2 µF unless otherwise specified)
Symbol
Parameter
Test Conditions
Min. Typ. Max. Unit
Vo Output Voltage
Vi Operating Input Voltage
Io ut Output Current Limit
∆Vo Line Regulation
∆Vo Load Regulation
Io = 50 mA, Vi = 3.3 V
Io = 50 mA, Vi = 3.3 V -25<Ta<85 oC
Io = 500 mA
Vi = 2.8 to 16 V, Io = 5 mA
Vi = 3.3 V
Io = 5 to 500 mA
1. 782
1. 764
3
1.8 1.818
V
1. 83 6
V
16
V
1
A
2
12
mV
2
10
mV
Id Quiescent Current
SVR Supply Voltage Rejection
ON MODE
Vi = 2.5 to 16 V Io = 0 mA
Vi = 3.1 to 16 V Io = 500 mA
OFF MODE Vi = 6 V
Io = 5 mA Vi = 3.5 V ± 1V
f = 120 Hz
f = 1 KHz
f = 10 KHz
0.5
1
mA
12
mA
50
1 00
µA
82
dB
77
dB
60
dB
eN Output Noise Voltage
B = 10 Hz to 100 KHz
50
µV
Vd Dropout Voltage
Vil Control Input Logic Low
Vih Control Input Logic High
Io = 200 mA
-40 < Ta < 125 oC
-40 < Ta < 125 oC
Ii Control Input Current
Vi = 6 V, Vc = 6 V
CO Output Bypass Capacitance ESR = 0.1 to 10 Ω Io = 0 to 500 mA
0.7
V
0.8
V
2
V
10
µA
2
10
µF
ELECTRICAL CHARACTERISTICS FOR LF18C (refer to the test circuits, Tj = 25 oC,
Ci = 0.1 µF, Co = 2.2 µF unless otherwise specified)
Symbol
Parameter
Test Conditions
Min. Typ. Max. Unit
Vo Output Voltage
Vi Operating Input Voltage
Io = 50 mA, Vi = 3.5 V
1.764 1.8 1.836
V
Io = 50 mA, Vi = 3.5 V -25<Ta<85 oC
1. 728
1. 87 2
V
Io = 500 mA
3
16
V
Io ut Output Current Limit
1
A
∆Vo Line Regulation
Vi = 2.8 to 16 V, Io = 5 mA
2
12
mV
∆Vo Load Regulation
Vi = 3.3 V
Io = 5 to 500 mA
2
10
mV
Id Quiescent Current
ON MODE
Vi = 2.5 to 16 V Io = 0 mA
Vi = 3.1 to 16 V Io = 500 mA
0.5
1
mA
12
mA
OFF MODE Vi = 6 V
50
1 00
µA
SVR Supply Voltage Rejection
Io = 5 mA Vi = 3.5 V ± 1V
f = 120 Hz
f = 1 KHz
f = 10 KHz
82
dB
77
dB
60
dB
eN Output Noise Voltage
B = 10 Hz to 100 KHz
50
µV
Vd Dropout Voltage
Vil Control Input Logic Low
Vih Control Input Logic High
Io = 200 mA
-40 < Ta < 125 oC
-40 < Ta < 125 oC
0.7
V
0.8
V
2
V
Ii Control Input Current
Vi = 6 V, Vc = 6 V
10
µA
CO Output Bypass Capacitance ESR = 0.1 to 10 Ω Io = 0 to 500 mA
2
10
µF
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