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Altera_Forum's avatar
Altera_Forum
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16 years ago

Maximum power dissipation

Hello, I am designing a Cyclone III EP3C25 and/or EP3C40 prototyping board. Since the main purpose is for design development, I would like to remain as flexible in the power requirements as pos...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

Unlike a regular instrument, a Dev. Kit isn not placed in a box. I also don't understand why you arbitrarily put in 80°C junction temperature for your calculation?. As said, I simply assumed a reasonable ambient temperature (of 35°C) and 125°C maximum junction temperature. As also said, the caculation doesn't apply for a professional instrument design, but it's O.K. for the operation conditions of a Dev. Kit. in my opinion.