LF12CDT 查看數據表（PDF） - STMicroelectronics
零件编号
产品描述 (功能)
生产厂家
LF12CDT Datasheet PDF : 32 Pages
| |||
LF00AB/C
ELECTRICAL CHARACTERISTICS FOR LF27AB (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 = 4.7 V
Io = 50 mA, Vi = 4.7 V -25<Ta<85 oC
Io = 500 mA
Vi = 3.7 to 16 V, Io = 5 mA
Vi = 4 V
Io = 5 to 500 mA
2. 673
2. 646
2.7 2.727
V
2. 75 4
V
16
V
1
A
2
13
mV
2
13
mV
Id Quiescent Current
SVR Supply Voltage Rejection
ON MODE
Vi = 3.7 to 16 V Io = 0 mA
Vi = 4 to 16 V Io = 500 mA
OFF MODE Vi = 6 V
Io = 5 mA Vi = 4.7 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
65
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
Io = 500 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
0.2 0.35
V
0.4
0.7
V
0.8
V
2
V
10
µA
2
10
µF
ELECTRICAL CHARACTERISTICS FOR LF27C (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
Id Quiescent Current
SVR Supply Voltage Rejection
Io = 50 mA, Vi = 4.7 V
Io = 50 mA, Vi = 4.7 V -25<Ta<85 oC
Io = 500 mA
Vi = 3.7 to 16 V, Io = 5 mA
Vi = 4 V
Io = 5 to 500 mA
ON MODE
Vi = 3.7 to 16 V Io = 0 mA
Vi = 4 to 16 V Io = 500 mA
OFF MODE Vi = 6 V
Io = 5 mA Vi = 4.7 V ± 1V
f = 120 Hz
f = 1 KHz
f = 10 KHz
2. 646
2. 592
2.7 2.754
V
2. 80 8
V
16
V
1
A
2
13
mV
2
13
mV
0.5
1
mA
12
mA
50
1 00
µA
82
dB
77
dB
65
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
Io = 500 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
0.2 0.35
V
0.4
0.7
V
0.8
V
2
V
10
µA
2
10
µF
8/32
Share Link: 