LM2940CS-9.0/NOPB National Semiconductor, LM2940CS-9.0/NOPB Datasheet - Page 4
![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
www.national.com
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
Ripple Rejection
Long Term
Stability
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
(Note 7)
R
LM2940, T
LM2940/883, T
LM2940C, T
R
LM2940, LM2940/883
LM2940C
R
LM2940, T
LM2940/883, T
LM2940C, T
O
O
O
= 100Ω
= 100Ω
= 100Ω
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
O
O
O
O
O
O
O
O
IN
O
= 5 mA
= 120 Hz
= 5 mA
= 5 mA
= 120 Hz, 1 V
= 100 mA
+ 2V
+2V
= 22 μF, unless otherwise specified. Boldface limits apply over the entire operating temperature
= V
Conditions
≤
≤
O
O
≤
≤
I
≤
)
O
≤
+ 5V, I
I
≤
≤
Conditions
O
100 ms
100 ms
V
≤
V
O
1 ms
1 ms
≤
IN
1A
≤
≤
IN
)
1A
< 26V,
20 ms
20 ms
≤
O
rms
26V,
= 1A
,
Typ
−30
−30
−75
−55
1.9
75
55
LM2940
(Note 5)
−15/−15
−50/−50
−45/−45
60/60
Limit
9.00
Typ
270
−15
1.6
20
60
60
60
10
10
30
64
64
34
45
10.5V
4
5V
A
≤
= T
9V
V
LM2940/883
IN
8.73/8.55
9.27/9.45
LM2940
(Note 5)
−15/−15
−45/−45
(Note 6)
J
90/150
1.5/1.3
15/20
45/60
52/46
Limit
≤
40/40
Limit
= 25°C.
90
90
15
52
26V
Typ
−30
−30
−75
1.9
75
55
10.00
Typ
300
20
65
65
10
30
63
36
11.5V
LM2940
−15/−15
−50/−50
(Note 5)
60/60
Limit
−15
1.6
45
≤
10V
V
8V
10.30/10.50
IN
9.70/9.50
LM2940
(Note 5)
100/165
≤
Limit
15/20
45/60
51/45
100
26V
LM2940/883
(Note 6)
−15/−15
−45/−45
1.6/1.3
40/40
Limit
1000 Hr
mV
mV
mA
mA
Units
dB
μV
V
V
mV/
mΩ
Units
MAX
MIN
A
V
V
V
MAX
MAX
MAX
MAX
MIN
rms
MIN
MIN
MIN
MIN