LM2940T-12 National Semiconductor, LM2940T-12 Datasheet - Page 5

• Manufacturer Part Number: LM2940T-12
• Description: LM2940T-12
• Manufacturer: National Semiconductor

Maximum Line
Transient
Reverse Polarity
DC Input Voltage
Reverse Polarity
Transient Input
Voltage
Output Voltage
Line Regulation
Load Regulation
Output Impedance
Quiescent
Current
Output Noise
Voltage
Ripple Rejection
Long Term
Stability
Dropout Voltage
Electrical Characteristics
V
ture range of the indicated device. All other specifications apply for T
Electrical Characteristics
V
ture range of the indicated device. All other specifications apply for T
IN
IN
Parameter
= V
= V
Parameter
O
O
+ 5V, I
+ 5V, I
Output Voltage (V
Output Voltage (V
O
O
= 1A, C
= 1A, C
R
LM2940, T ≤ 100 ms
LM2940/883, T ≤ 20 ms
LM2940C, T ≤ 1 ms
R
LM2940, LM2940/883
LM2940C
R
LM2940, T ≤ 100 ms
LM2940/883, T ≤ 20 ms
LM2940C, T ≤ 1 ms
O
O
O
5 mA ≤ I
V
I
50 mA ≤ I
LM2940
LM2940C
100 mADC and
20 mArms,
f
V
I
LM2940
LM2940C
V
10 Hz − 100 kHz,
I
f
I
LM2940
LM2940C
I
I
= 100Ω
= 100Ω
= 100Ω
O
O
O
O
O
O
O
O
O
O
IN
= 5 mA
= 120 Hz
= 5 mA
= 5 mA
= 120 Hz, 1 V
= 100 mA
= 1A
= 100 mA
Conditions
O
O
+ 2V ≤ V
+2V ≤ V
= 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
)
O
Conditions
O
+ 5V, I
O
≤1A
IN
)
≤ 1A
IN
<
≤ 26V,
O
26V,
rms
= 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 ≤ V
5V
5
9V
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
≤ 26V
Limit
40/40
A
A
90
90
15
52
= 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 ≤ V
LM2940
(Note 4)
−15/−15
−50/−50
60/60
Limit
−15
45
10V
8V
10.30/10.50
IN
9.70/9.50
LM2940
(Note 4)
100/165
150/200
0.8/1.0
≤ 26V
Limit
15/20
45/60
51/45
100
LM2940/883
(Note 5)
−15/−15
−45/−45
Limit
40/40
www.national.com
1000 Hr
mV
mV
mA
mA
mV
dB
µV
Units
V
V
V
mV/
mΩ
MAX
MAX
Units
MIN
V
V
V
MAX
MAX
MAX
MAX
MIN
MAX
rms
MIN
MIN
MIN