LF120CDT-TR 查看數據表（PDF） - STMicroelectronics
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LF120CDT-TR Datasheet PDF : 54 Pages
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LFXX
Electrical characteristics
Refer to test circuits, TJ = 25 °C, CI = 0.1 µF, CO = 2.2 µF unless otherwise specified.
Symbol
Parameter
Table 4: LF18AB electrical characteristics
Test condition
Min. Typ. Max. Unit
VO Output voltage
VI
Operating input voltage
IO
Output current limit
∆VO Line regulation
∆VO Load regulation
Id
Quiescent current
SVR Supply voltage rejection
IO = 50 mA
VI = 3.3 V
IO = 50 mA
VI = 3.3 V
Ta = -25 to 85 °C
IO = 500 mA
VI = 2.8 to 16 V
IO = 5 mA
VI = 3.3 V
IO = 5 to 500 mA
VI = 2.5 to 16 V
IO = 0 mA
VI = 3.1 to 16 V
IO = 500 mA
VI = 6 V
IO = 5 mA
VI = 3.5 ± 1 V
ON mode
OFF mode
f = 120 Hz
f = 1 kHz
f = 10 kHz
1.782 1.8 1.818
1.764
V
1.836
3
16
V
1
A
2
12
mV
2
10
mV
0.5
1
mA
12
50
100
µA
82
77
dB
60
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
II
Control input current
CO
Output bypass
capacitance
IO = 200 mA
Ta = -40 to 125 °C
Ta = -40 to 125 °C
VI = 6 V
VC = 6 V
ESR = 0.1 to 10 Ω
IO = 0 to 500 mA
0.7
V
0.8
V
2
V
10
µA
2
10
µF
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