NCV4949ADR2G データシートの表示（PDF） - ON Semiconductor
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NCV4949ADR2G Datasheet PDF : 11 Pages
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NCV4949A
TYPICAL CHARACTERIZATION CURVES
60.0
Unstable Region
50.0
Vin = 13.5 V
Cout = 10 mF
40.0
30.0
20.0
10.0
0
0
Stable Region
10 20 30 40 50 60 70 80 90 100
OUTPUT CURRENT (mA)
Figure 2. ESR Stability Border Vs. Output
Current (Full ESR Range)
0.5
Stable Region
0.4
Vin = 13.5 V
Cout = 10 mF
0.3
0.2
0.1
Unstable Region
0
0 10 20 30 40 50 60 70 80 90 100
OUTPUT CURRENT (mA)
Figure 3. ESR Stability Border Vs. Output Current
(Very Low ESR)
5.04
VCC = 14 V
5.03 Iout = 1.0 mA
5.02
5.01
5
4.99
4.98
4.97
4.9-640 -20
0 20 40 60 80 100 120
TJ, JUNCTION TEMPERATURE (°C)
Figure 4. Output Voltage versus
Junction Temperature
6
TJ = 25°C
5
4
3
RL = 5 kW
2
RL = 100 W
1
0
0 1 2 3 4 5 6 7 8 9 10
VCC, SUPPLY VOLTAGE (V)
Figure 5. Output Voltage versus
Supply Voltage
250
TJ = 25°C
200
150
100
50
0
0.1
1.0
10
Iout, OUTPUT CURRENT (mA)
Figure 6. Dropout Voltage versus
Output Current
0.40
Iout = 100 mA
0.30
0.20
Iout = 50 mA
Iout = 10 mA
0.10
0
100
-40 -20 0
20 40 60 80 100 120
TJ, JUNCTION TEMPERATURE (°C)
Figure 7. Dropout Voltage versus
Junction Temperature
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