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3.0
2.9
2.8
2.7
2.6
2.5
2.4
2.3
2.2
2.1
2.0
−25
0
25
TEMPERATURE (°C)
Figure 17. Driver High State Voltage Drop
vs. Temperature
16
15
14
13
12
10
11
10
−25
0
25
TEMPERATURE (°C)
Figure 19. Driver Voltage Clamp vs. Temperature
6700
6650
6600
6550
6500
6450
6400
−25
0
25
TEMPERATURE (°C)
Figure 21. Oscillator K
(K
= fsw * R
osc
TYPICAL PERFORMANCE CHARACTERISTICS
50
75
100
50
75
100
65 kHz
130 kHz
50
75
100
Parameter vs. Temperature
osc
) (NCP1239F)
pin4
http://onsemi.com
NCP1239
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0
125
−25
0
Figure 18. Driver Sink Resistance
83
82
81
80
79
78
77
125
−25
0
Figure 20. Maximum Duty Cycle vs. Temperature
12300
12150
12000
11850
11700
11550
11400
11250
125
−25
0
Figure 22. Oscillator K
(K
osc
11
25
50
75
TEMPERATURE (°C)
vs. Temperature
25
50
75
TEMPERATURE (°C)
(NCP1239F)
K
@ 130 kHz
osc1
K
@ 260 kHz
osc2
25
50
75
TEMPERATURE (°C)
Parameter vs. Temperature
osc
= fsw * R
) (NCP1239V)
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100
125
100
125
125
100
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