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NCP1254 Datasheet(PDF) 10 Page - ON Semiconductor

Part # NCP1254
Description  Current-Mode PWM Controller for Off-line Power Supplies featuring Peak Power Excursion
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Manufacturer  ONSEMI [ON Semiconductor]
Direct Link  http://www.onsemi.com
Logo ONSEMI - ON Semiconductor

NCP1254 Datasheet(HTML) 10 Page - ON Semiconductor

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NCP1254
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10
TYPICAL CHARACTERISTICS
Figure 21.
Figure 22.
JUNCTION TEMPERATURE (°C)
JUNCTION TEMPERATURE (°C)
22
23
24
25
26
27
29
30
1.35
1.40
1.45
1.50
1.55
1.60
1.65
Figure 23.
Figure 24.
JUNCTION TEMPERATURE (°C)
JUNCTION TEMPERATURE (°C)
350
360
370
380
390
400
410
450
12
14
16
18
22
24
26
28
Figure 25.
Figure 26.
JUNCTION TEMPERATURE (°C)
JUNCTION TEMPERATURE (°C)
2.7
2.8
2.9
3.0
3.1
3.2
3.3
125
100
75
50
25
0
−25
−50
28
125
100
75
50
25
0
−25
−50
125
100
75
50
25
0
−25
−50
20
125
100
75
50
25
0
−25
−50
420
430
440
125
100
75
50
25
0
−25
−50
350
400
450
500
550
600
650
125
100
75
50
25
0
−25
−50


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