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L4949 Datasheet(PDF) 4 Page - ON Semiconductor

Part No. L4949
Description  100 mA, 5.0 V, Low Dropout Voltage Regulator with Power−On Reset
Download  10 Pages
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Maker  ONSEMI [ON Semiconductor]
Homepage  http://www.onsemi.com
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L4949 Datasheet(HTML) 4 Page - ON Semiconductor

 
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L4949, NCV4949
http://onsemi.com
4
4.96
4.98
5.0
5.02
5.04
−40
−20
0
40
60
20
100
120
TJ, JUNCTION TEMPERATURE (°C)
80
VCC = 14 V
Iout = 1.0 mA
0
2.0
3.0
4.0
6.0
010
VCC, SUPPLY VOLTAGE (V)
1.0
1.0
TJ = 25°C
RL = 100 W
RL = 5.0 k
5.0
2.0
3.0
4.0
5.0
6.0
7.0
8.0
9.0
TYPICAL CHARACTERIZATION CURVES
0
100
150
200
250
0.1
100
Iout, OUTPUT CURRENT (mA)
10
1.0
50
TJ = 25°C
0
0.10
0.20
0.30
0.40
−40
−20
0
40
60
20
100
120
TJ, JUNCTION TEMPERATURE (°C)
80
Iout = 50 mA
Iout = 10 mA
Iout = 100 mA
3.0
2.5
2.0
1.5
1.0
0.1
1.0
10
100
0.5
0
VCC = 14 V
TJ = 25°C
Iout, OUTPUT CURRENT (mA)
3.0
2.5
2.0
1.5
1.0
0
5.0
10
15
20
25
30
VCC, SUPPLY VOLTAGE (V)
0.5
0
RL = 5.0 k
RL = 100 W
TJ = 25°C
Figure 2. Output Voltage versus
Junction Temperature
Figure 3. Output Voltage versus
Supply Voltage
Figure 4. Dropout Voltage versus
Output Current
Figure 5. Dropout Voltage versus
Junction Temperature
Figure 6. Quiescent Current versus
Output Current
Figure 7. Quiescent Current versus
Supply Voltage


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