SG6859A Fairchild Semiconductor, SG6859A Datasheet - Page 8

• Manufacturer Part Number: SG6859A
• Description: This highly integrated PWM controller provides several special enhancements designed to meet the low standby-power needs of low-power SMPS
• Manufacturer: Fairchild Semiconductor

© 2007 Fairchild Semiconductor Corporation
SG6859A • Rev. 1.0.4
Typical Performance Characteristics
Figure 12. Green-Mode Entry FB Voltage (V
Figure 14. Leading-Edge Blanking Time (t
3.2
3.0
2.8
2.6
2.4
2.2
350.0
330.0
310.0
290.0
270.0
250.0
-40
-40
-25
-25
-10
-10
5
5
20
Temperature (℃)
20
vs. Temperature
Temperature (℃)
vs. Temperature
35
35
50
50
65
65
80
80
95
95
110
LEB
110
FB-N
)
)
125
125
8
Figure 13. Green-Mode Ending FB Voltage (V
3.0
2.8
2.6
2.4
2.2
2.0
3.5
3.0
2.5
2.0
1.5
1.0
Figure 15. Operating Supply Current vs.
-40
12
13
-25
14
-10
15
5
16
20
Temperature (℃)
vs. Temperature
17
V
35
V
DD
DD
18
Voltage
(V)
50
19
65
20
80
21
95
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22
110
23
FB-G
125
24
)