LM2940CS-9.0/NOPB National Semiconductor, LM2940CS-9.0/NOPB Datasheet - Page 5
![IC REGULATOR LDO 1A TO-263](/photos/12/65/126593/ts3b_sml.jpg)
LM2940CS-9.0/NOPB
Manufacturer Part Number
LM2940CS-9.0/NOPB
Description
IC REGULATOR LDO 1A TO-263
Manufacturer
National Semiconductor
Type
Linearr
Datasheet
1.LM2940IMP-5.0NOPB.pdf
(20 pages)
Specifications of LM2940CS-9.0/NOPB
Regulator Topology
Positive Fixed
Voltage - Output
9V
Voltage - Input
10.5 ~ 26 V
Voltage - Dropout (typical)
0.5V @ 1A
Number Of Regulators
1
Current - Output
1A
Operating Temperature
0°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
TO-263-3, D²Pak (3 leads + Tab), TO-263AA
Package
4TO-263
Function
LDO
Number Of Outputs
1
Input Voltage Range
26 to 10.5 V
Output Voltage
9 V
Maximum Output Current
1(Typ) A
Output Type
Fixed
Typical Dropout Voltage @ Current
0.5@1A|0.11@100mA V
Polarity
Positive
Primary Input Voltage
26V
Output Voltage Fixed
9V
Dropout Voltage Vdo
500mV
No. Of Pins
3
Output Current
1A
Operating Temperature Range
0°C To +125°C
Msl
MSL 3 - 168 Hours
Filter Terminals
SMD
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Limit (min)
-
Other names
*LM2940CS-9.0
*LM2940CS-9.0/NOPB
LM2940CS-9.0
*LM2940CS-9.0/NOPB
LM2940CS-9.0
Dropout Voltage
Short Circuit
Current
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
Electrical Characteristics
V
range of the indicated device. All other specifications apply for T
IN
Parameter
= V
Parameter
O
+ 5V, I
Output Voltage (V
O
Output Voltage (V
= 1A, C
5 mA
V
I
50 mA
LM2940, LM2940/883
LM2940C
100 mADC and
20 mArms,
f
V
I
LM2940, LM2940/883
LM2940C
V
10 Hz − 100 kHz,
I
O
O
O
O
O
O
IN
= 5 mA
= 120 Hz
= 5 mA
= 5 mA
+ 2V
+2V
= V
I
I
(Note 7)
R
T
LM2940
LM2940C
R
LM2940
LM2940C
R
T
LM2940
LM2940C
O
O
≤
O
O
O
O
≤
≤
≤
= 1A
= 100 mA
O
Conditions
I
≤
= 100Ω
= 100Ω
= 100Ω
= 22 μF, unless otherwise specified. Boldface limits apply over the entire operating temperature
O
≤
100 ms
100 ms
+ 5V, I
I
O
V
≤
V
O
≤
IN
1A
IN
)
1A
≤
Conditions
≤
O
O
26V,
26V,
)
= 1A
12.00 11.64/11.40
Typ
360
20
55
55
80
10
10
30
12.36/12.60
13.6V
LM2940
(Note 5)
120/200
15/20
45/60
Limit
Typ
110
−30
−30
−75
−55
0.5
1.9
120
120
75
55
15
≤
12V
5
V
IN
A
9V
= T
≤
LM2940/833
11.64/11.40 15.00 14.55/14.25
12.36/12.60
26V
1000/1000
1000/1000
LM2940
(Note 5)
150/200
−15/−15
−50/−50
−45/−45
0.8/1.0
J
(Note 6)
120/190
60/60
Limit
75/120
= 25°C.
−15
15/20
50/60
Limit
1.6
45
Typ
100
450
20
70
10
30
Typ
−30
−75
110
0.5
1.9
75
16.75V
15.45/15.75
LM2940
(Note 5)
Limit
45/60
150
150
15
10V
≤
15V
LM2940
(Note 5)
150/200
−15/−15
−50/−50
V
0.8/1.0
60/60
Limit
IN
1.6
≤
LM2940/833
14.55/14.25
15.45/15.75
1000/1000
1000/1000
26V
(Note 6)
150/240
95/150
15/20
50/60
Limit
www.national.com
mV
Units
V
A
V
V
V
mV
mV
mA
mA
MAX
MIN
MIN
MIN
MIN
Units
μV
MAX
V
V
mΩ
MAX
MIN
MAX
MAX
MAX
MAX
rms