A transistor junction has a total power loss of 25 W, and the junction to case thermal
Question:
A transistor junction has a total power loss of 25 W, and the junction to case thermal resistance is 0.9°C/W. The case is mounted on heat sink #9 with a 50-μm-thick mica insulation with thermal grease resulting in the case to heat sink thermal resistance of 0.5°C/W. The air temperature inside the converter cabinet can be as high as 55°C. Determine the maximum junction temperature in this device.
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We read from Table 173 that the thermal resistance from the heat sink surface to air for heat si...View the full answer
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Related Book For 
Introduction To Electrical Power And Power Electronics
ISBN: 9781466556607
1st Edition
Authors: Mukund R. Patel
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