LP2954AISX National Semiconductor, LP2954AISX Datasheet - Page 3

• Manufacturer Part Number: LP2954AISX
• Description: 5V and Adjustable Micropower Low-Dropout Voltage Regulators
• Manufacturer: National Semiconductor

V
V
I
I
I
e
GND
GND
LIMIT
Symbol
Limits in standard typeface are for T
are guaranteed by production testing or correlation techniques using standard Statistical Quality Control (SQC) methods. Un-
less otherwise noted: V
n
O
IN
Electrical Characteristics
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Operating Junction Temperature
–V
Range
LP2954AI/LP2954I
O
Output Voltage
Output Voltage
Temp. Coefficient
Line Regulation
Load Regulation
Dropout Voltage
(Note 5)
Ground Pin Current
(Note 6)
Ground Pin
Current at Dropout
(Note 6)
Current Limit
Thermal Regulation
Output Noise
Voltage
(10 Hz to 100 kHz)
I
L
= 100 mA
Parameter
IN
= 6V, I
L
= 1 mA, C
1 mA
(Note 3)
V
I
I
(Note 4)
I
I
I
I
I
I
I
I
V
V
(Note 7)
C
C
C
L
L
L
L
L
L
L
L
L
L
J
IN
IN
OUT
L
L
L
= 1 to 250 mA
= 0.1 to 1 mA
= 1 mA
= 50 mA
= 100 mA
= 250 mA
= 1 mA
= 50 mA
= 100 mA
= 250 mA
= 25˚C, bold typeface applies over the −40˚C to +125˚C temperature range. Limits
= 33µF(Note 9)
= 2.2 µF
= 33 µF
= 6V to 30V
= 4.5V
Conditions
= 0V
I
−40˚C to +125˚C
L
L
= 2.2 µF.
250 mA
(Note 1)
Typical
0.03
0.04
0.05
240
310
470
120
380
400
260
3
5.0
5.0
1.1
4.5
20
60
90
21
80
Storage Temperature Range
Lead Temperature
Power Dissipation (Note 2)
Input Supply Voltage
ESD Rating
(Soldering, 5 seconds)
4.975
4.940
4.930
Min
2954AI
5.025
5.060
5.070
Max
0.10
0.20
0.16
0.20
100
100
150
300
420
400
520
600
800
150
180
170
210
500
530
2.5
0.2
28
33
2
6
8
4.950
4.900
4.880
Min
2954I
5.050
5.100
5.120
Max
0.20
0.40
0.20
0.30
Internally Limited
150
100
150
300
420
400
520
600
800
150
180
170
210
500
530
−65˚C to +150˚C
2.5
0.2
28
33
2
6
8
−20V to +30V
www.national.com
µV RMS
ppm/˚C
260˚C
Units
%/W
mV
mA
mA
µA
µA
2 kV
%
%
V