NCP1397A 데이터 시트보기 (PDF) - ON Semiconductor
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NCP1397A
ON Semiconductor
NCP1397A Datasheet PDF : 27 Pages
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NCP1397A, NCP1397B
TYPICAL CHARACTERISTICS
10.55
9.52
9.50
10.50
9.48
9.46
10.45
9.44
10.40
9.42
9.40
10.35
−40 −25 −10 5 20 35 50 65 80 95 110 125
TEMPERATURE (°C)
Figure 4. VCC(on) Threshold
9.38
−40 −25 −10 5 20 35 50 65 80 95 110 125
TEMPERATURE (°C)
Figure 5. VCC(min) Threshold
60.05
510
60
509
508
59.95
507
59.9
506
59.85
505
59.8
504
59.75
−40 −20
0 20 40 60 80
TEMPERATURE (°C)
100 120
Figure 6. FSW(min) Frequency Clamp
503
−40 −25 −10 5 20 35 50 65 80 95 110 125
TEMPERATURE (°C)
Figure 7. FSW(max) Frequency Clamp
23.0
0.661
22.5
0.660
22.0
21.5
0.659
21.0
0.658
20.5
20.0
0.657
19.5
0.656
19.0
18.5
0.655
−40 −25 −10 5 20 35 50 65 80 95 110 125
−40 −25 −10 5 20 35 50 65 80 95 110 125
TEMPERATURE (°C)
Figure 8. Pulldown Resistor (RFB)
TEMPERATURE (°C)
Figure 9. Skip/Disable Threshold (Vref(skip))
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