Datasheet

AN815
Vishay Siliconix
Document Number: 71334
12-Dec-03
www.vishay.com
3
Time (Secs)
FIGURE 4. Leadframe Comparison on EVB
Thermal Resistance (C/W)
0
1
400
80
160
100 1000
240
1010
-1
10
-2
10
-3
10
-4
10
-5
Alloy
42
320
Time (Secs)
FIGURE 5. Leadframe Comparison on Alloy 42 1-inch
2
PCB
Thermal Resistance (C/W)
0
1
250
50
100
100 1000
150
1010
-1
10
-2
10
-3
10
-4
10
-5
200
Copper
Copper
Alloy
42