9.3 Examples of Forced air cooling
■
Here is an example of forced air cooling with heatsink.
■
■
Fig.9.6
Forced air cooling
Heat sink example
Fig.9.7
Environment
Please consider this example as a design guideline because it changes by the heat dissipation
environment. Please measure the temperature of the actual equipment eventually.
If it is difficult to measure the center of the baseplate, please measure the leeward side of the
baseplate edge.
A-20
Full brick size heatsink (Mounting surface with heat dissipation sheet)
117
×
61
×
23mm
（
ATS-1111-C1-R0 Advanced Thermal Solutions, Inc.
）
Applications Manual
TUNS300/500/700
125
125
×
Ambient
temperature
measurement point
20
66.6
AIR
Anemometer
800
FAN
20
470
×
Heatsink
Power
supply
External
components
Wind tunnel
[mm]
AIR
AIR
VELOCITY
[m/s]
THERMAL
RESISTANCE
[
℃
/W]
1.0
1.82
1.5
0.98
2.0
0.65
2.5
0.50
3.0
0.41
3.5
0.35
4.0
0.32
