NCP1239
TYPICAL PERFORMANCE CHARACTERISTICS
3.0
2.9
2.8
2.7
2.6
2.5
2.4
2.3
2.2
2.1
2.0
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0
−25
0
25
50
75
100
125
−25
0
25
50
75
100
125
TEMPERATURE (°C)
TEMPERATURE (°C)
Figure 17. Driver High State Voltage Drop
vs. Temperature
Figure 18. Driver Sink Resistance
vs. Temperature
16
15
14
13
12
10
11
10
83
82
81
80
79
78
77
−25
0
25
50
75
100
125
−25
0
25
50
75
100
125
TEMPERATURE (°C)
TEMPERATURE (°C)
Figure 19. Driver Voltage Clamp vs. Temperature
Figure 20. Maximum Duty Cycle vs. Temperature
(NCP1239F)
12300
12150
12000
11850
11700
11550
11400
11250
6700
6650
6600
6550
6500
6450
6400
K
@ 130 kHz
osc1
65 kHz
K
@ 260 kHz
osc2
130 kHz
125
−25
0
25
50
75
100
125
−25
0
25
50
75
100
TEMPERATURE (°C)
TEMPERATURE (°C)
Figure 21. Oscillator Kosc Parameter vs. Temperature Figure 22. Oscillator Kosc Parameter vs. Temperature
(Kosc = fsw * Rpin4) (NCP1239F) (Kosc = fsw * Rpin4) (NCP1239V)
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