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LM3490 Datasheet(PDF) 3 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part No. LM3490
Description  100 mA, SOT-23, Quasi Low-Dropout Linear Voltage Regulator with Logic-Controlled ON/OFF
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Maker  NSC [National Semiconductor (TI)]
Homepage  http://www.national.com
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LM3490 Datasheet(HTML) 3 Page - National Semiconductor (TI)

 
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Absolute Maximum Ratings (Note 4)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Input Voltage (IN to GND)
35V
Voltage ON/OFF to GND
5.5V
Power Dissipation (Note 5)
400 mW
Junction Temp. (T
J) (Note 5)
+150˚C
Ambient Storage Temp.
−65 to +150˚C
Soldering Time, Temp. (Note 6)
Wave
Infrared
Vapor Phase
4sec., 260˚C
10sec., 240˚C
75sec., 219˚C
ESD (Note 7)
ON/OFF
All Other Pins
1.0kV
2.0kV
Operating Ratings (Note 4)
Maximum Input Voltage (IN to GND)
30V
Voltage ON/OFF to GND
0to5V
Junction Temperature (T
J)
−40 to +125˚C
Maximum Power Dissipation (Note 8)
300 mW
Electrical Characteristics
LM3490-3.3, LM3490-5.0
V
IN = VNOM + 1.5V unless otherwise noted. Typicals and limits appearing in normal type apply for TA = TJ = 25˚C. Limits ap-
pearing in boldface type apply over the entire junction temperature range for operation, −40 to +125˚C. (Notes 9, 10, 11)
Nominal Output Voltage (V
NOM)
3.3V
5.0V
Units
Symbol
Parameter
Conditions
Typical
Limit
Typical
Limit
V
OUT
Output Voltage
1 mA
≤ I
OUT ≤ 100 mA
3.30
3.17
3.14
3.43
3.46
5.00
4.80
4.75
5.20
5.25
V
V(min)
V(min)
V(max)
V(max)
∆V
OUT
Line Regulation
V
NOM + 1.5V ≤ VIN ≤ 30V,
I
OUT = 1mA
7
25
9
25
mV
mV(max)
∆V
OUT
Load Regulation
10 mA
≤ I
OUT ≤ 100 mA
15
40
15
40
mV
mV(max)
I
GND
Ground Pin
Current
V
NOM + 1.5V ≤ VIN ≤ 30V,
No Load
V
ON/OFF = 5V
22
mA
44
mA(max)
V
ON/OFF = 0V
0.1
0.1
µA
55
µA(max)
V
IN -
V
OUT
Dropout Voltage
I
OUT = 10 mA
0.7
0.9
1.0
0.7
0.9
1.0
V
V(max)
V(max)
I
OUT = 100 mA
0.9
1.1
1.2
0.9
1.1
1.2
V
V(max)
V(max)
e
n
Output Noise
Voltage
V
IN = 10V,
Bandwidth: 10 Hz to 100 kHz
100
150
µV
rms
V
IL
Maximum Low
Level Input
Voltage at
ON/OFF
0.2
0.2
V(max)
V
IH
Minimum High
Level Input
Voltage at
ON/OFF
2.0
2.0
V(min)
I
IL
V
ON/OFF = 0V
−1
−1
µA(max)
I
IH
V
ON/OFF = 5V
11
µA
20
20
µA(max)
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