ncp1239f ON Semiconductor, ncp1239f Datasheet - Page 11

• Manufacturer Part Number: ncp1239f
• Description: Lowstandby High Performance Pwm Controller
• Manufacturer: ON Semiconductor

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