NCP1653_07 Datasheet, PDF (7/19 Pages) ON Semiconductor – Compact, Fixed−Frequency, Continuous Conduction Mode PFC Controller

NCP1653, NCP1653A
TYPICAL CHARACTERISTICS
230
225
220
215
210
205
200
−50 −25 0
25 50 75 100 125
T_J, JUNCTION TEMPERATURE (°C)
Figure 13. Overvoltage Protection Threshold
vs. Temperature
100
90
80
70
60
50
40
30
20
10
0
0
T_J = −40 °C
T_J = 25 °C
50
100
T_J = 125 °C
150
200
250
I_S, SENSE CURRENT (mA)
Figure 15. Current Sense Pin Voltage vs.
Sense Current
4
3.5
I_vac = 100 mA
3
I_vac = 30 mA
2.5
2
1.5
1
0.5
0
−50 −25 0
25 50 75 100 125
T_J, JUNCTION TEMPERATURE (°C)
Figure 17. Overpower Limitation Threshold
vs. Temperature
16
14
12
I_UVP(off)/I_ref
10
8
6
I_UVP(on)/I_ref
4
2
0
−50 −25 0
25 50 75 100 125
T_J, JUNCTION TEMPERATURE (°C)
Figure 14. Undervoltage Protection
Thresholds vs. Temperature
210
208
206
204
202
200
198
196
194
192
190
−50 −25 0
25 50 75 100 125
T_J, JUNCTION TEMPERATURE (°C)
Figure 16. Overcurrent Protection Threshold
vs. Temperature
7
6
5 _{TJ = −40 °C}
4
T_J = 25 °C
3 _{TJ = 125 °C}
2
1
0
0
50
100
150
200
I_vac, INPUT−VOLTAGE CURRENT (mA)
Figure 18. In Pin Voltage vs.
Input−Voltage Current
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