[TechAssist] Re: Heat sink compound
- From: Gary McCartney <gary@xxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Fri, 08 Oct 2004 17:42:04 -0400
Yes, if you place a temperature probe just above the component you'll
notice that it is hotter than farther away on the heatsink.
Gary McCartney
McCartney Electronics
Guelph Ontario Canada
Est. 1984
email: gary (at) number63.ca
Edward Gaidies wrote:
> Short of going into theory...trust me...the heat on the heat sink has
> to come from a source, The heat sink will hold the heat longer then the
> source, due to it's size, but the heat transfer plate on the solid
> state component will always be a few degrees hotter.
>
> -Ed-
> *****************************************************************
> Ed Gaidies
> Tel-Tek Electronics
> Ontario-Canada
> teltek3@xxxxxxxxxxxx
> teltek@xxxxxxxxx
>
> On 8-Oct-04, at 4:56 PM, Kevin wrote:
>
>
>>I have touched heat sinks that are hotter than the semiconductor that
>>they are attached to. Maybe the back of the semi is hotter, but of
>>course I can't test that theory.
>>
>>Kevin Wilks
>>Kevin's TV & Video Repair
>>Penticton BC Canada
>>kevintv@xxxxxxx
>>
>>
>>-----Original Message-----
>>From: techassist-bounce@xxxxxxxxxxxxx
>>[mailto:techassist-bounce@xxxxxxxxxxxxx] On Behalf Of Tel-Tek
>>Electronics
>>Sent: Friday, October 08, 2004 1:23 PM
>>To: techassist@xxxxxxxxxxxxx
>>Subject: [TechAssist] Re: Heat sink compound
>>
>>Bil...
>>Now you know better then that.
>>Basic Science.;-)
>>That would be Thermal Energy in reverse. The source has to be more then
>>the dissipation.
>>
>>Ask Wayne.;-)
>>
>>-Ed-
>>
>>Tel-Tek Electronics
>>Ontario-Canada
>>
>>teltek3@xxxxxxxxxxxx
>>teltek@xxxxxxxxx
>>
>>
>>-----Original Message-----
>>From: techassist-bounce@xxxxxxxxxxxxx
>>[mailto:techassist-bounce@xxxxxxxxxxxxx] On Behalf Of Bil Green
>>Sent: Friday, October 08, 2004 3:57 PM
>>To: J Silverman
>>Subject: [TechAssist] Re: Heat sink compound
>>
>>Isn't the heat sink always hotter than the device? Heat rises and is
>>stored by the heat sink.
>>
>>
>>Bil Green
>>PC 1000
>>Mammoth Lakes, CA 93546
>>760-924-1000
>>
>>Friday, October 8, 2004, 9:50:46 AM, you wrote:
>>
>>JS> So it sucks so much heat out that the heat sink is hotter than the
>>devices
>>JS> doing the heating? Patent it quick!
>>JS> Jerry Silverman
>>JS> Greentron Inc
>>JS> 4 Newland Ave
>>JS> Greenville SC 29609
>>JS> Fax/Phone 864 232 3889
>>JS> mail to: greentron@xxxxxxx
>>JS> ----- Original Message -----
>>JS> From: "Bil Green" <tv.vcrrepair@xxxxxxxxxxx>
>>JS> To: "Paul" <techassist@xxxxxxxxxxxxx>
>>JS> Sent: Thursday, October 07, 2004 4:46 PM
>>JS> Subject: [TechAssist] Re: Heat sink compound
>>
>>
>>
>>>>I have been using silicone grease. It's available in a tube, used for
>>>>servicing pools and hot tubs, also boats. Designed for high heat
>>>>applications. Has worked well for many years (and it's clear).
>>>>
>>>>The heat sinks get much hotter than the transistors and chips so I
>>>>know for sure that it's working.
>>>>
>>>>
>>>>Bil Green
>>>>PC 1000
>>>>Mammoth Lakes, CA 93546
>>>>760-924-1000
>>>>
>>>>Thursday, October 7, 2004, 10:10:38 AM, you wrote:
>>>>
>>>>P> Hi Al, been using GC silicone 10-8101 for about 20 years. Never
>>
>>had a
>>JS> repeat failure due to its use. I like it because it is less messy
>>than the
>>JS> white or pink stuff the mfgs use.
>>
>>>>P>
>>
>>JS> Paul
>>
>>>>P> al m <ampm@xxxxxxx> wrote:
>>>>P> I know it's off topic but I haven't thought of what I was buying
>>
>>JS> before.
>>
>>>>P> Which is better the non silicone or the silicone compound?
>>>>P> Al Marquardt
>>>>P> ampm@xxxxxxx
>>>>P> Al Marquardt Electronic Repair
>>>>P> 206 W Main
>>>>P> Girardville Pa. 17935
>>>>
>>>>
>>>>
>>>>
>>
>>P>>
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>>>>
>>>>P> Paul ,B
>>>>P> Central TV&Video
>>>>P> 911W Grand Ave
>>>>P> Grover Beach Ca.
>>>>P> (805)481-8084
>>>>
>>>>
>>>>
>>
>>P>>
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