ncp1239f ON Semiconductor, ncp1239f Datasheet - Page 11
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ncp1239f
Manufacturer Part Number
ncp1239f
Description
Lowstandby High Performance Pwm Controller
Manufacturer
ON Semiconductor
Datasheet
1.NCP1239F.pdf
(38 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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