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LFXX Datasheet, PDF (34/54 Pages) STMicroelectronics – Logic-controlled electronic shutdown
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Electrical characteristics
LFXX
Refer to test circuits, TJ = 25 °C, CI = 0.1 µF, CO = 2.2 µF unless otherwise specified.
Symbol
Table 29. LF120C electrical characteristics
Parameter
Test conditions
Min. Typ. Max. Unit
VO Output voltage
VI Operating input voltage
IO Output current limit
ΔVO Line regulation
ΔVO Load regulation
Id Quiescent current
IO = 50 mA, VI = 14 V
11.76 12 12.24
V
IO = 50 mA, VI = 14 V, Ta = -25 to 85 °C 11.52
12.48
IO = 500 mA
16
V
1
A
VI = 13 to 16 V, IO = 5 mA
VI = 13.3 V, IO = 5 to 500 mA
VI = 13 to 16 V, IO = 0 mA
VI = 13.3 to 16 V,
IO = 500 mA
ON mode
VI = 13 V
OFF mode
f = 120 Hz
12
60
mV
12
60
mV
0.7 1.5
mA
12
70 140 µA
69
SVR Supply voltage rejection IO = 5 mA, VI = 14 ± 1 V f = 1 kHz
64
dB
f = 10 kHz
54
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
IO = 500 mA
Ta = -40 to 125 °C
Ta = -40 to 125 °C
VI = 13 V, VC = 6 V
ESR = 0.1 to 10 Ω, IO = 0 to 500 mA
0.2 0.35
V
0.4 0.7
0.8
V
2
V
10
µA
2
10
µF
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