LP2954AIT/NOPB National Semiconductor, LP2954AIT/NOPB Datasheet - Page 3

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LP2954AIT/NOPB

Manufacturer Part Number
LP2954AIT/NOPB
Description
IC VREG 5V MICRPWR LDO TO220-3
Manufacturer
National Semiconductor
Datasheet

Specifications of LP2954AIT/NOPB

Regulator Topology
Positive Fixed
Voltage - Output
5V
Voltage - Input
6 ~ 30 V
Voltage - Dropout (typical)
0.47V @ 250mA
Number Of Regulators
1
Current - Output
250mA
Operating Temperature
-40°C ~ 125°C
Mounting Type
Through Hole
Package / Case
TO-220-3 (Straight Leads)
Number Of Outputs
1
Polarity
Positive
Input Voltage Max
30 V
Output Voltage
5 V
Output Type
Fixed
Dropout Voltage (max)
0.1 V at 1 mA
Output Current
0.25 A
Line Regulation
0.1 %
Load Regulation
0.16 %
Voltage Regulation Accuracy
+/- 1.2 %
Maximum Operating Temperature
+ 125 C
Mounting Style
Through Hole
Minimum Operating Temperature
- 40 C
Voltage Regulator Type
Linear
Topology
LDO
Regulator Output Type
Fixed
Polarity Type
Positive
Input Voltage (min)
-20V
Input Voltage (max)
30V
Package Type
TO-220
Output Voltage Accuracy
±1.2%
Operating Temp Range
-40C to 125C
Operating Temperature Classification
Automotive
Pin Count
3 +Tab
Mounting
Through Hole
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Limit (min)
-
Lead Free Status / Rohs Status
 Details
Other names
*LP2954AIT
*LP2954AIT/NOPB
LP2954AIT
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
Range
LP2954AI/LP2954I
Electrical Characteristics
Limits in standard typeface are for T
J
are guaranteed by production testing or correlation techniques using standard Statistical Quality Control (SQC) methods. Un-
less otherwise noted: V
= 6V, I
= 1 mA, C
IN
L
Symbol
Parameter
V
Output Voltage
O
1 mA ≤ I
Output Voltage
(Note 3)
Temp. Coefficient
Line Regulation
V
IN
Load Regulation
I
L
I
L
(Note 4)
V
–V
Dropout Voltage
I
IN
O
L
(Note 5)
I
L
I
L
I
L
I
Ground Pin Current
I
GND
L
(Note 6)
I
L
I
L
I
L
I
Ground Pin
V
GND
IN
Current at Dropout
(Note 6)
I
Current Limit
V
LIMIT
OUT
Thermal Regulation
(Note 7)
(Note 1)
Storage Temperature Range
Lead Temperature
(Soldering, 5 seconds)
Power Dissipation (Note 2)
Input Supply Voltage
ESD Rating
−40˚C to +125˚C
= 25˚C, bold typeface applies over the −40˚C to +125˚C temperature range. Limits
= 2.2 µF.
L
Conditions
Typical
Min
5.0
4.975
4.940
≤ 250 mA
5.0
4.930
L
20
= 6V to 30V
0.03
= 1 to 250 mA
= 0.1 to 1 mA
0.04
= 1 mA
60
= 50 mA
240
= 100 mA
310
= 250 mA
470
= 1 mA
90
= 50 mA
1.1
= 100 mA
4.5
= 250 mA
21
= 4.5V
120
= 0V
380
0.05
3
−65˚C to +150˚C
Internally Limited
−20V to +30V
2954AI
2954I
Max
Min
Max
5.025
4.950
5.050
5.060
4.900
5.100
5.070
4.880
5.120
100
150
0.10
0.20
0.20
0.40
0.16
0.20
0.20
0.30
100
100
150
150
300
300
420
420
400
400
520
520
600
600
800
800
150
150
180
180
2
2
2.5
2.5
6
6
8
8
28
28
33
33
170
170
210
210
500
500
530
530
0.2
0.2
www.national.com
260˚C
2 kV
Units
V
ppm/˚C
%
%
mV
µA
mA
µA
mA
%/W

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