NCV4290(2012) 查看數據表（PDF） - ON Semiconductor
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NCV4290 Datasheet PDF : 15 Pages
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NCV4290
TYPICAL PERFORMANCE CHARACTERISTICS
100
100
10
10
1
0.1
0.01
0
Stable Region
VI = 13.5 V
CQ = 22 mF
50 100 150 200 250 300 350 400 450
IQ, OUTPUT CURRENT (mA)
Figure 2. Output Stability with Output
Capacitor ESR
1
0.1
0.01
0
Stable Region
VI = 13.5 V
CQ = 1 mF
50 100 150 200 250 300 350 400 450
IQ, OUTPUT CURRENT (mA)
Figure 3. Output Stability with Output
Capacitor ESR
5.2
5.1
VI = 13.5 V, RL = 25 W
5.0
6.0
RL = 25 W, TJ = 25°C
5.0
4.0
3.0
2.0
4.9
1.0
4.8
−40
0
40
80
120
160
TJ, JUNCTION TEMPERATURE (°C)
Figure 4. Output Voltage VQ vs. Temperature TJ
0.0
0
2
4
6
8
10
VI, INPUT VOLTAGE (V)
Figure 5. Output Voltage VQ vs. Input Voltage VI
1.2
1.2
VI = 13.5 V
TJ = 25°C
1.0
1.0
0.8
0.8
TJ = 125°C
0.6
0.6
0.4
0.4
0.2
0.2
0.0
−40
0
40
80
120
160
TJ, JUNCTION TEMPERATURE (°C)
Figure 6. Output Current IQ vs. Temperature TJ
0.0
0
10
20
30
40
50
VI, INPUT VOLTAGE (V)
Figure 7. Output Current IQ vs. Input Voltage VI
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