L4941BS STMicroelectronics, L4941BS Datasheet - Page 4

• Manufacturer Part Number: L4941BS
• Description: VERY LOW DROP 1A REGULATOR
• Manufacturer: STMicroelectronics

L4941
Figure 4 : Dropout voltage vs. Output Current.
4/13
ELECTRICAL CHARACTERISTICS (refer to the test circuits T
unless otherwise specified)
Output Voltage
Input Voltage (unless otherwise specified)
Symbol
____
SVR
V
V
I
Z
e
I
V
V
V
V
Q
I
s c
T
o
d
o
N
Q
i
o
o
o
Output Voltage
Operating Input Voltage
Line Regulation
Load Regulation
Quiescent Current
Quiescent Current
Change
Dropout Voltage
Output Voltage Drift
Supply Voltage
Rejection
Short Circuit Current
Limit
Output Impedance
Output Noise Voltage
Parameter
B = 100 Hz to 100 kHz
I
V
I
V
I
I
I
V
V
I
I
f = 120 Hz
I
V
V
f = 1 kHz
I
o
o
o
o
o
o
o
o
o
i
i
i
i
i
i
= 5 mA to 1 A
= 5 mA
= 5 mA
= 5 mA to 1 A
= 0.5 A to 1 A
= 0.5 A
= 1 A
= 0.5 A
= 0.5 A
= 6 V to 14 V
= 6 V to 16 V
= 6 V
= 6 V to 14 V
= 14 V
= 6 V
Test Conditions
Figure 5 : Dropout Voltage vs. Temperature.
I
I
I
I
o
o
o
o
= 5 mA
= 1 A
= 5 mA
= 1 A
j
= 25 C, C
Min.
4.8
58
i
= 0.1 F, C
Typ.
250
450
0.6
1.6
1.8
30
20
68
30
4
5
7
5
5
8
5
Max.
– 10
450
700
o
2.2
5.2
2.0
16
20
20
15
40
8
3
= 22 F,
mV/ C
Unit
m
mV
mV
mA
mA
mV
V/V
dB
V
A
V
o