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零件编号
产品描述 (功能)
NCP1251 查看數據表(PDF) - ON Semiconductor
零件编号
产品描述 (功能)
比赛名单
NCP1251
Current-Mode PWM Controller for Off-line Power Supplies
ON Semiconductor
NCP1251 Datasheet PDF : 24 Pages
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NCP1251
TYPICAL CHARACTERISTICS
0.41
0.39
0.37
0.35
0.33
0.31
0.29
−
50
−
25
0 25 50 75 100 125
TEMPERATURE (
°
C)
Figure 33.
390
340
290
240
190
−
50
−
25
0 25 50 75
TEMPERATURE (
°
C)
Figure 34.
100 125
390
340
290
240
190
−
50
−
25
0 25 50 75 100 125
TEMPERATURE (
°
C)
Figure 35.
1.7
1.5
1.3
1.1
0.9
0.7
−
50
−
25
0 25 50 75
TEMPERATURE (
°
C)
Figure 36.
100 125
160
150
140
130
120
110
100
90
−
50
−
25
0 25 50 75 100 125
TEMPERATURE (
°
C)
Figure 37.
3.5
3
2.5
2
1.5
1
0.5
0
0
F
SW
= 65 kHz
0.5 1
1.5 2
2.5 3
3.5
ADAPTER OUTPUT CURRENT (A)
Figure 38. Controller Consumption vs.
Adapter Output Current
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