ncp1652 ON Semiconductor, ncp1652 Datasheet - Page 10

• Manufacturer Part Number: ncp1652
• Description: Power Factor Controllers
• Manufacturer: ON Semiconductor

105
100
100
110
8.0
7.5
7.0
6.5
6.0
95
90
98
96
94
92
90
−50
−50
−50
Figure 8. Maximum Duty Ratio vs. Junction
Figure 6. Oscillator Frequency Modulation
Figure 4. Oscillator Frequency (f
−25
−25
−25
Period vs. Junction Temperature
T
T
T
J
J
J
, JUNCTION TEMPERATURE (°C)
, JUNCTION TEMPERATURE (°C)
, JUNCTION TEMPERATURE (°C)
0
0
0
Junction Temperature
25
25
25
Temperature
50
50
50
75
75
75
100
100
100
OSC
) vs.
125
125
125
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150
150
150
10
4.05
3.95
3.85
4.05
3.95
3.85
8.0
7.5
7.0
6.5
6.0
4.1
4.0
3.9
3.8
4.1
4.0
3.9
3.8
−50
−50
−50
Percentage of f
Figure 5. Oscillator Frequency Modulation in
Figure 9. Ramp Compensation Peak Voltage
Figure 7. Ramp Peak Voltage vs. Junction
−25
−25
−25
T
T
T
J
J
J
, JUNCTION TEMPERATURE (°C)
, JUNCTION TEMPERATURE (°C)
, JUNCTION TEMPERATURE (°C)
0
vs. Junction Temperature
0
0
25
OSC
25
25
Temperature
vs. Junction Temperature
50
50
50
75
75
75
100
100
100
125
125
125
150
150
150