SS6642-27G 查看數據表（PDF） - Silicon Standard Corp.
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SS6642-27G Datasheet PDF : 22 Pages
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TYPICAL PERFORMANCE CHARACTERISTICS (Continued)
SS6642G
1.1
1.0
0.9 Start up
0.8
0.7
0.6
0.5
Hold on
0.4
0.3
0.2
0.1
0.0
0
Fig. 30
2
4
6
8
10 12 14 16 18 20
Output Current (mA)
SS6642-33 Start-up & Hold-on Voltage (L=100µH CD54)
160
140
120
100
80
60
40
-40
Fig. 32
-20
0
20
40
60
80
100
Temperature (°C)
SS6642-33 Switching Frequency vs. Temperature
3.50
3.45
3.40
3.35
No Load
3.30
3.25
3.20
3.15
3.10
3.05
3.00
-40
-20
0
20
40
60
Temperature (°C)
80
100
Fig. 31 SS6642-33 Output Voltage vs. Temperature
80
78
76
74
72
70
-40
Fig. 33
-20
0
20
40
60
80
100
Temperature (°C)
SS6642-33 Maximum Duty Cycle vs. Temperature
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
-40 -20
0
20
40
60
80
100
Temperature (°C)
Fig. 34 SS6642-33 SW Turn ON Resistance vs. Temperature
45
40
35
30
25
20
15
10
-40
-20
0
20
40
60
80
100
Temperature (°C)
Fig. 35 SS6642-33 Supply Current vs. Temperature
1/15/2005 Rev.2.10
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