LP2954IS National Semiconductor, LP2954IS Datasheet - Page 3

• Manufacturer Part Number: LP2954IS
• Description: IC, LDO VOLT REG, 5V, 250mA, TO-263
• Manufacturer: National Semiconductor

Specifications of LP2954IS

• Primary Input Voltage: 30V
• Output Voltage Fixed: 5V
• Dropout Voltage Vdo: 800mV
• No. Of Pins: 3
• Output Current: 250mA
• Operating Temperature Range: -40°C To +125°C
• Termination Type: SMD
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

V
V
I
I
I
GND
GND
LIMIT
Symbol
O
IN
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Electrical Characteristics
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
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
Parameter
IN
= 6V, I
L
1 mA ≤ I
(Note 3)
V
I
I
(Note 4)
I
I
I
I
I
I
I
I
V
V
(Note 7)
= 1 mA, C
L
L
L
L
L
L
L
L
L
L
IN
IN
OUT
J
= 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
= 6V to 30V
= 4.5V
Conditions
= 0V
−40˚C to +125˚C
L
≤ 250 mA
L
= 2.2 µF.
(Note 1)
Typical
0.03
0.04
0.05
240
310
470
120
380
3
5.0
5.0
1.1
4.5
20
60
90
21
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
Internally Limited
−65˚C to +150˚C
5.050
5.100
5.120
Max
0.20
0.40
0.20
0.30
150
100
150
300
420
400
520
600
800
150
180
170
210
500
530
2.5
0.2
28
33
2
6
8
−20V to +30V
www.national.com
260˚C
ppm/˚C
Units
2 kV
%/W
mV
mA
mA
µA
µA
%
%
V