FAN6754 Fairchild Semiconductor, FAN6754 Datasheet - Page 9

• Manufacturer Part Number: FAN6754
• Description: The highly integrated FAN6754 PWM controller provides several features to enhance the performance of flyback converters
• Manufacturer: Fairchild Semiconductor

© 2010 Fairchild Semiconductor Corporation
FAN6754 • Rev. 1.0.2
Typical Performance Characteristics
Figure 9. Startup Current (I
Figure 13. Supply Current Drawn from HV Pin (I
Figure 15. Frequency in Normal Mode (f
Figure 11. Start Threshold Voltage (V
45
40
35
30
25
20
15
10
17.5
16.5
15.5
7
6
5
4
3
2
1
0
70
69
68
67
66
65
64
63
62
61
60
5
-40
18
17
16
15
-40
-40
-40
-25
-25
-25
-25
-10
-10
-10
-10
vs. Temperature
vs. Temperature
vs. Temperature
5
5
5
5
Temperature (℃ )
20
Temperature (℃ )
Temperature (℃ )
20
20
Temperature (℃ )
20
35
35
35
35
DD-ST
50
50
50
50
65
65
65
65
) vs. Temperature
80
80
80
80
95
95
95
95
DD-ON
110
110
110
110
OSC
)
)
125
125
125
125
HV
)
9
Figure 14. HV Pin Leakage Current After Startup
Figure 12. Minimum Operating Voltage (V
Figure 10. Operation Supply Current (I
Figure 16. Maximum Duty Cycle (DCY
3.5
2.5
1.5
0.5
10.5
3.5
2.5
1.5
0.5
100
9.5
8.5
7.5
95
90
85
80
4
3
2
1
0
11
10
3
2
1
9
8
-40
-40
-40
-40
-25
-25
-25
-25
(I
-10
-10
-10
-10
HV-LC
vs. Temperature
vs. Temperature
vs. Temperature
5
5
5
5
) vs. Temperature
Temperature (℃ )
Temperature (℃ )
20
20
Temperature (℃ )
Temperature (℃ )
20
20
35
35
35
35
50
50
50
50
65
65
65
65
80
80
80
80
95
95
95
95
DD-OP1
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MAX
110
DD-OFF
110
110
110
)
125
)
125
125
125
)