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L4931CPT50-TR Datasheet(PDF) 9 Page - STMicroelectronics

Part # L4931CPT50-TR
Description  Very low drop voltage regulators with inhibit
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L4931CPT50-TR Datasheet(HTML) 9 Page - STMicroelectronics

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L4931ABxx - L4931Cxx
Electrical characteristics
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5
Electrical characteristics
Table 4.
Electrical characteristics of L4931ABxx27 (refer to the test circuits, TA = 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 = 5 mA, VI = 4.7 V
2.673
2.7
2.727
V
IO = 5 mA, VI = 4.7 V, TA=-25 to 85°C
2.646
2.754
VI
Operating input voltage
IO = 250 mA
20
V
Iout
Output current limit
300
mA
ΔVO
Line regulation
VI = 3.4 to 20 V, IO = 0.5 mA
3
15
mV
ΔVO
Load regulation (1)
1.
For SO-8 package the maximum limit of load regulation and dropout is increased by 20 mV.
VI = 3.6 V, IO = 0.5 to 250 mA
3
15
mV
Id
Quiescent current
ON MODE
VI = 3.6 to 20 V, IO = 0 mA
0.6
1
mA
VI = 3.6 to 20 V, IO = 250 mA
4
6
OFF MODE
VI = 6 V
50
100
µA
SVR
Supply voltage rejection
IO = 5 mA
VI = 4.6 ± 1 V
f = 120 Hz
74
dB
f = 1 kHz
71
f = 10 kHz
55
eN
Output noise voltage
B = 10 Hz to 100 kHz
50
µV
Vd
Dropout voltage (1)
IO = 250 mA
0.4
0.6
V
IO = 250 mA, TA= -40 to 125°C
0.8
V
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
Ω, IO = 0 to 250 mA
2
10
µF


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