LM2940IMP-8.0 National Semiconductor, LM2940IMP-8.0 Datasheet - Page 4

• Manufacturer Part Number: LM2940IMP-8.0
• Description: 1A Low Dropout Regulator
• Manufacturer: National Semiconductor

www.national.com
Maximum Line
Transient
Reverse Polarity
DC Input Voltage
Reverse Polarity
Transient Input
Voltage
Line Regulation
Load Regulation
Output Impedance
Quiescent
Current
Output Noise
Voltage
Ripple Rejection
Long Term
Stability
Dropout Voltage
Output Voltage
V
ture range of the indicated device. All other specifications apply for T
Electrical Characteristics
Electrical Characteristics
V
ture range of the indicated device. All other specifications apply for T
IN
IN
Parameter
= V
Parameter
= V
O
O
+ 5V, I
+ 5V, I
Output Voltage (V
Output Voltage (V
O
O
= 1A, C
= 1A, C
R
LM2940, T
LM2940/883, T
LM2940C, T
R
LM2940, LM2940/883
LM2940C
R
LM2940, T
LM2940/883, T
LM2940C, T
O
O
O
= 100
= 100
= 100
5 mA
V
I
50 mA
LM2940
LM2940C
100 mADC and
20 mArms,
f
V
I
LM2940
LM2940C
V
10 Hz − 100 kHz,
I
f
I
LM2940
LM2940C
I
I
O
O
O
O
O
O
O
O
O
O
IN
Conditions
O
= 5 mA
= 120 Hz
= 5 mA
= 5 mA
= 120 Hz, 1 V
= 100 mA
= 1A
= 100 mA
O
+ 2V
+2V
= V
= 22 µF, unless otherwise specified. Boldface limits apply over the entire operating tempera-
= 22 µF, unless otherwise specified. Boldface limits apply over the entire operating tempera-
O
)
O
Conditions
I
O
I
100 ms
100 ms
O
O
+ 5V, I
V
V
)
1 ms
1 ms
IN
1A
IN
1A
20 ms
20 ms
<
O
26V,
rms
26V,
= 1A
(Continued)
,
Typ
−30
−30
−75
−55
75
55
LM2940
(Note 4)
−15/−15
−50/−50
−45/−45
60/60
9.00
Limit
Typ
270
110
0.5
−15
20
60
60
60
10
10
30
64
64
34
45
10.5V
5V
4
9V
V
LM2940/883
IN
8.73/8.55
9.27/9.45
LM2940
(Note 4)
150/200
(Note 5)
−15/−15
−45/−45
90/150
0.8/1.0
15/20
45/60
52/46
Limit
A
40/40
A
Limit
90
90
15
52
26V
= T
= T
J
J
= 25˚C.
= 25˚C.
Typ
−30
−30
−75
75
55
10.00
Typ
300
110
0.5
20
65
65
10
30
63
36
11.5V
LM2940
(Note 4)
−15/−15
−50/−50
Limit
60/60
−15
45
10V
V
8V
10.30/10.50
IN
9.70/9.50
LM2940
(Note 4)
100/165
150/200
0.8/1.0
15/20
45/60
51/45
Limit
100
26V
LM2940/883
(Note 5)
−15/−15
−45/−45
40/40
Limit
1000 Hr
mV
mV
mA
mA
mV
dB
Units
µV
V
V
V
mV/
m
MAX
MAX
Units
MIN
V
V
V
MAX
MAX
MAX
MAX
MIN
MAX
rms
MIN
MIN
MIN