NCV8570(2009) 查看數據表（PDF） - ON Semiconductor
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NCV8570 Datasheet PDF : 12 Pages
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NCV8570
TYPICAL CHARACTERISTICS
125
120 Vout = 3.3 V
115
110
TA = 85°C
105
TA = 25°C
100
95
90
TA = −40°C
85
80
75
0
25
50
75
100
125
150
Iout, OUTPUT CURRENT (mA)
Figure 15. Dropout Voltage vs. Output Current
340
350
330
340
320
330
310
320
300
310
290
300
280
−40 −20
0
20
40
60
80 100
TA, AMBIENT TEMPERATURE (°C)
Figure 16. Current Limit vs. Temperature
0
−10
TA = 25°C
−20
Vout = 1.8 V
Iout = 150 mA
−30
−40
−50
−60
−70 Cnoise = 10 nF
−80
−90 Cnoise = 100 nF
−100
10
100
1,000
10,000
100,000
f, FREQUENCY (Hz)
Figure 18. PSRR vs. Frequency
290
−40 −20
0
20
40
60
80 100
TA, AMBIENT TEMPERATURE (°C)
Figure 17. Short Circuit Current vs.
Temperature
700
600
TA = 25°C
Vout = 1.8 V
500
Iout = 150 mA
Cnoise = 100 nF
400
300
200
100
0
10
100
1,000
10,000 100,000
FREQUENCY (Hz)
Figure 19. Noise Density vs. Frequency
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