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NCP1247DD100R2G Datasheet(PDF) 11 Page - ON Semiconductor

Part # NCP1247DD100R2G
Description  Fixed Frequency Current Mode Controller for Flyback Converters
Download  42 Pages
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Manufacturer  ONSEMI [ON Semiconductor]
Direct Link  http://www.onsemi.com
Logo ONSEMI - ON Semiconductor

NCP1247DD100R2G Datasheet(HTML) 11 Page - ON Semiconductor

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NCP1247
http://onsemi.com
11
TYPICAL CHARACTERISTIC
60
61
62
63
64
65
66
67
68
69
70
TEMPERATURE (°C)
Figure 21. Oscillator fOSC for the 65 kHz
Version
−50
−25
0
25
50
75
100
125
90
91
92
93
94
95
96
97
98
99
100
Figure 22. Oscillator fOSC for the 100 kHz
Version
−50
−25
0
25
50
75
100
125
TEMPERATURE (°C)
11.9
12.0
12.1
12.2
12.3
12.4
12.5
12.6
12.7
12.8
TEMPERATURE (°C)
Figure 23. Maximum ON Time tONmax for the
65 kHz Version
−50
−25
0
25
50
75
100
125
7.8
7.9
8.0
8.1
8.2
8.3
8.4
TEMPERATURE (°C)
Figure 24. Maximum ON Time tONmax for the
100 kHz Version
−50
−25
0
25
50
75
100
125
75
76
77
78
79
80
81
82
83
84
85
TEMPERATURE (°C)
Figure 25. Maximum Duty Ratio DMAX
−50
−25
0
25
50
75
100
125
22
23
24
25
26
27
28
29
30
TEMPERATURE (°C)
Figure 26. Minimum Switching Frequency
fOSC(min)
−50
−25
0
25
50
75
100
125


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