NCP1256 Datasheet, PDF (9/24 Pages) ON Semiconductor – Low Power Offline PWM Current Mode Controller

NCP1256
TYPICAL CHARACTERISTICS
70
69
68
67
66
65
64
63
62
61
−50 −25 0 25 50 75 100 125 150
JUNCTION TEMPERATURE (°C)
Figure 17. fOSC(nom) vs. Junction
Temperature
83
107
105
103
101
99
97
95
93
−50 −25 0 25 50 75 100 125 150
JUNCTION TEMPERATURE (°C)
Figure 18. fOSC(nom) vs. Junction
Temperature
26
82
81
80
79
78
77
−50 −25 0
25 50 75 100 125 150
JUNCTION TEMPERATURE (°C)
Figure 19. Dmax vs. Junction Temperature
25
24
23
22
21
20
19
−50 −25 0 25 50 75 100 125 150
JUNCTION TEMPERATURE (°C)
Figure 20. Req vs. Junction Temperature
0.85
0.83
0.81
0.79
0.77
0.75
0.73
0.71
0.69
0.67
0.65
−50 −25 0 25 50 75 100 125 150
JUNCTION TEMPERATURE (°C)
Figure 21. VfreezeF vs. Junction Temperature
1.70
1.65
1.60
1.55
1.50
1.45
1.40
1.35
1.30
−50 −25 0 25 50 75 100 125 150
JUNCTION TEMPERATURE (°C)
Figure 22. VfoldF vs. Junction Temperature
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