LM2937IMPX-12 NSC [National Semiconductor], LM2937IMPX-12 Datasheet - Page 3
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LM2937IMPX-12
Manufacturer Part Number
LM2937IMPX-12
Description
500 mA Low Dropout Regulator
Manufacturer
NSC [National Semiconductor]
Datasheet
1.LM2937IMPX-12.pdf
(11 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
LM2937IMPX-12
Manufacturer:
NS/国半
Quantity:
20 000
Output Voltage
Line Regulation
Load Regulation
Quiescent Current
Output Noise
Voltage
Long Term Stability
Dropout Voltage
Short-Circuit Current
Peak Line Transient
Voltage
Maximum Operational
Input Voltage
Reverse DC
Input Voltage
Reverse Transient
Input Voltage
Electrical Characteristics
V
age, C
indicated device., all other specifications are for T
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Input Voltage
Internal Power Dissipation (Note 2)
Maximum Junction Temperature
Storage Temperature Range
TO-220 (10 seconds)
IN
Continuous
Transient (t
= V
Parameter
OUT
NOM
= 10 µF unless otherwise indicated. Boldface limits apply over the entire operating temperature range of the
+ 5V, (Note 4) I
Output Voltage (V
100 ms)
5 mA
(V
I
5 mA
(V
I
V
I
10 Hz–100 kHz
I
1000 Hrs.
I
I
t
V
t
OUT
OUT
OUT
OUT
OUT
OUT
f
r
OUTmax
IN
OUT
<
<
OUT
OUT
= (V
100 ms, R
1 ms, R
= 5 mA
= 5 mA
= I
= 5 mA
= I
= 50 mA
+ 2V)
+ 2V)
OUT
−0.6V, R
Conditions
I
I
OUTmax
OUTmax
OUT
OUT
OUT
= 500 mA for the TO-220 and TO-263 packages, I
)
L
+ 5V),
= 100
L
V
V
I
I
OUTmax
OUTmax
IN
IN
Internally Limited
= 100
−65˚C to +150˚C
L
= 100
(Note 1)
26V,
26V,
A
= T
150˚C
260˚C
26V
60V
J
= 25˚C.
5.00
Typ
150
110
−30
−75
0.5
1.0
15
10
20
75
5
2
3
5V
TO-263 (10 seconds)
SOT-223 (Vapor Phase, 60 seconds)
SOT-223 (Infared, 15 seconds)
ESD Susceptibility (Note 3)
Operating Conditions
Temperature Range (Note 2)
Maximum Input Voltage
Limit
4.85
4.75
5.15
5.25
250
−15
−50
LM2937ET,
LM2937IMP
1.0
0.6
50
50
10
20
60
26
8.00
Typ
240
110
−30
−75
0.5
1.0
24
10
32
75
8
2
LM2937ES
8V
OUTmax
Limit
7.76
7.60
8.24
8.40
250
−15
−50
0.6
1.0
80
80
10
20
60
26
=400mA for the SOT-223 pack-
10.00
Typ
300
110
−30
−75
0.5
1.0
30
10
10
40
75
2
(Note 1)
10V
−40˚C
10.30
10.50
Limit
−40˚C
9.70
9.50
100
100
250
−15
−50
1.0
0.6
10
20
60
26
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T
T
J
mV(Max)
mV(Max)
mA(Max)
mA(Max)
mV(Max)
J
V(Max)
V(Max)
V(Max)
V(Min)
V(Min)
µVrms
A(Min)
V(Min)
V(Min)
V(Min)
V(Min)
Units
230˚C
215˚C
220˚C
125˚C
mV
85˚C
2 kV
26V