FAN6753 Fairchild Semiconductor, FAN6753 Datasheet - Page 7

• Manufacturer Part Number: FAN6753
• Description: The highly integrated FAN6753 PWM controller provides several features to enhance the performance of flyback converters
• Manufacturer: Fairchild Semiconductor

© 2009 Fairchild Semiconductor Corporation
FAN6753 • Rev. 1.0.3
Typical Performance Characteristics
Figure 10. Supply Current Drawn from HV Pin (I
Figure 6. Startup Current (I
7
6
5
4
3
2
1
0
70
68
66
64
62
60
25
20
15
10
18
17
16
15
14
13
-40
Figure 12. Frequency in Normal Mode (f
5
0
-40 ℃
-40
-40
Figure 8. Start Threshold Voltage (V
-30
-30 ℃
-30
-30
-15
-15 ℃
-15
-15
vs. Temperature
vs. Temperature
vs. Temperature
0
0 ℃
0
0
Temperature (℃)
Temperature (℃)
Temperature (℃)
Temperature (℃)
25 ℃
25
25
25
DD-ST
50 ℃
50
50
50
) vs. Temperature
75 ℃
75
75
75
85 ℃
85
85
85
DD-ON
100 ℃
100
100
100
OSC
)
)
125 ℃
HV
125
125
125
)
7
Figure 11. HV Pin Leakage Current After Startup
Figure 9. Minimum Operating Voltage (V
5
4
3
2
1
0
10
72
70
68
66
64
62
12
11
10
-40
8
6
4
2
0
9
8
7
-40 ℃
Figure 7. Operation Supply Current (I
-40
-40
Figure 13. Maximum Duty Cycle (DCY
-30
-30 ℃
-30
-30
-15
-15 ℃
-15
(I
-15
HV-LC
vs. Temperature
vs. Temperature
vs. Temperature
0
0 ℃
0
) vs. Temperature
0
Temperature (℃)
Temperature (℃)
Temperature (℃)
Temperature (℃)
25 ℃
25
25
25
50 ℃
50
50
50
75 ℃
75
75
75
85 ℃
85
85
85
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DD-OP
MAX
DD-OFF
100 ℃
100
100
100
)
)
125 ℃
)
125
125
125