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NCP1247BD100R2G Datasheet(PDF) 9 Page - ON Semiconductor

Part # NCP1247BD100R2G
Description  Fixed Frequency Current Mode Controller for Flyback Converters
Download  42 Pages
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Manufacturer  ONSEMI [ON Semiconductor]
Direct Link  http://www.onsemi.com
Logo ONSEMI - ON Semiconductor

NCP1247BD100R2G Datasheet(HTML) 9 Page - ON Semiconductor

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NCP1247
http://onsemi.com
9
TYPICAL CHARACTERISTIC
0.65
0.66
0.67
0.68
0.69
0.70
0.71
0.72
0.73
0.74
0.75
TEMPERATURE (°C)
Figure 9. Maximum Internal Current Setpoint
VILIM
−50
−25
0
25
50
75
100
125
290
292
294
296
298
300
302
304
306
308
310
TEMPERATURE (°C)
Figure 10. Frozen Current Setpoint VI(freeze) for
the Light Load Operation
−50
−25
0
25
50
75
100
125
0.95
0.97
0.99
1.01
1.03
1.05
1.07
1.09
1.11
1.13
1.15
TEMPERATURE (°C)
Figure 11. Threshold for Immediate Fault
Protection Activation VCS(stop)
−50
−25
0
25
50
75
100
125
40
50
60
70
80
90
100
110
TEMPERATURE (°C)
Figure 12. Propagation Delay tdelay
−50
−25
0
25
50
75
100
125
200
210
220
230
240
250
260
270
280
290
300
TEMPERATURE (°C)
Figure 13. Leading Edge Blanking Duaration
tLEB
−50
−25
0
25
50
75
100
125
100
105
110
115
120
125
130
TEMPERATURE (°C)
Figure 14. Maximum Overpower
Compensating Current IOPC(365) Flowing Out
of CS Pin
−50
−25
0
25
50
75
100
125


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