[SI-LIST] Re: Fw: PCB Copper Heatsink
- From: Fred Townsend <fred@xxxxxxxxxxxxx>
- To: steve@xxxxxxxxxxxxxx
- Date: Wed, 16 Jun 2004 10:51:54 -0700
Check www.micrel.com for their app note on copper heatsinks. Also see
www.ipc.org.
Fred Townsend
GullWing UK wrote:
>Subject: Re: PCB Copper Heatsink
>
>
>
>
>>Dear SI'ers,
>> I intend using a new DDR I/II power device. The
>>
>>
>device
>
>
>>needs to dissapate 38.7degC / W to keep below the maximum junction
>>temperature. Does anybody have tables/equations to calculate the required
>>copper necessary on the PCB to dissapate this heat.
>>
>>Regards
>>Steve
>>Gullwing Ltd
>>
>>
>>
>
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