NCP1378_06 Datasheet, PDF (7/16 Pages) ON Semiconductor – PWM Current−Mode Controller for Free−Running Quasi−Resonant Operation

NCP1378
TYPICAL CHARACTERISTICS
40
35
30
25
20
15
10
5
0
−25
0
25
50
75
TEMPERATURE (°C)
100
125
Figure 9. Drive Source Resistance versus
Temperature
120
100
80
60
40
20
0
−25
0
25
50
75
100
125
TEMPERATURE (°C)
Figure 11. Demagnetization Detection Threshold
versus Temperature
10.0
9.5
9.0
8.5
8.0
7.5
7.0
6.5
−25
0
25
50
75
TEMPERATURE (°C)
100
125
Figure 13. Minimum T_OFF versus Temperature
20
18
16
14
12
10
8
6
4
2
0
−25
0
25
50
75
TEMPERATURE (°C)
100
125
Figure 10. Drive Sink Resistance versus
Temperature
7.0
6.5
6.0
5.5
5.0
4.5
4.0
3.5
3.0
−25
0
25
50
75
100
125
TEMPERATURE (°C)
Figure 12. OVP Threshold versus Temperature
7.0
6.5
6.0
5.5
5.0
4.5
4.0
3.5
−25
0
25
50
75
TEMPERATURE (°C)
100
125
Figure 14. Demagnetization Detection Timeout
versus Temperature
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