G957 查看數據表（PDF） - Global Mixed-mode Technology Inc
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G957 Datasheet PDF : 8 Pages
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Global Mixed-mode Technology Inc.
Typical Performance Characteristics (continued)
G957
4
3.5
3
2.5
2
1.5
1
0.5
0
0.5
TO-252 Power Dissipation vs.
PCB Top Copper Area
TAMB = 25°C ; Still Air
1.5
2.5
3.5
4.5
PCB Top Copper Area (in2)
TO-252 Max. Power Dissipation vs.
TAMB (still air)
( Different PCB Top Copper Area )
4
3.5
3
2.5
2
1.5
1
0.5
0
25
45
65
85
TAMB (°C)
Unit:in2
A=0.5
A=1.0
A=1.5
A=2.0
A=2.5
A=3.0
A=3.5
A=4.0
A=4.5
A=5.0
5
4.5
4
3.5
3
2.5
2
1.5
1
0.5
0
-45
TO-220 Max. Power Dissipation vs.
Temperature
Heatsink
Without Heatsink
-15
15
45
75
105
Temparature (°C)
Heatsink Package Dimension
TO-220
Recommended Minimum Footprint
SOT-223
TO-252
Ver: 1.2
Jan 02, 2006
TEL: 886-3-5788833
http://www.gmt.com.tw
5
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