FAN6862L Fairchild Semiconductor, FAN6862L Datasheet - Page 8

• Manufacturer Part Number: FAN6862L
• Description: A highly integrated PWM controller, FAN6862R/L provides several features to enhance the performance of flyback converters
• Manufacturer: Fairchild Semiconductor

© 2009 Fairchild Semiconductor Corporation
FAN6862R/L • Rev. 1.0.0
Typical Performance Characteristics
Figure 11. FB Voltage at f
Figure 15. Valley Threshold Voltage for Current Limit
Figure 13. Open-Loop Protection Delay Time (t
2.3
2.2
2.1
1.9
1.8
59
58
57
56
55
54
53
0.55
0.51
0.47
0.43
0.39
0.35
2
-40
-40
-40
-30
-30
-30
-15
-15
-15
(V
0
0
0
Temperature (ºC)
STHVA
Temperature (ºC)
Temperature (ºC)
vs. Temperature
OSC-G
25
25
25
) vs. Temperature
(V
50
50
50
FB-G
75
75
) vs. Temperature
75
85
85
85
100
100
100
D-OLP
(Continued)
125
125
125
)
8
Figure 14. Flat Threshold Voltage for Current Limit
4.9
4.8
4.7
4.6
4.5
4.4
4.3
7
6
5
4
3
2
Figure 12. Threshold Voltage for Open-Loop
0.56
0.52
0.48
0.44
Figure 16. Period during Startup (t
-40
0.6
0.4
-40
-40
-30
-30
-30
Protection (V
-15
-15
-15
(V
0
0
Temperature (ºC)
0
STHFL
Temperature (ºC)
Temperature (ºC)
vs. Temperature
25
25
25
) vs. Temperature
FB-OLP
50
50
50
) vs. Temperature
75
75
75
SOFT-START
85
85
85
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100
100
100
)
125
125
125