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Heatsink isolation hardware

Hi,

I seem to be having trouble finding heatsink isolation hardware for TO-220 mounting. I would think this is pretty common so I must just not be using the right keywords in Google.

I'm working on a few h-bridge variations and the MOSFET tabs connect to 'drain' and so need to be isolated in order to share a common heat sink. I've found material to go in between the tab and the heatsink, but what about the front side of the tab and the tab hole inner sides to isolate the mounting screw?

Thanks,

-Brian

Reply to
Brian Dean
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Hi, Try: TO220 Mounting Kit I got a number of hits on Google from that.

Bob

Brian Dean wrote:

Reply to
Bob

Excellent - I found them at Jameco, one of my favorite haunts. Thanks!

-Brian

Reply to
Brian Dean

Shoulder washer or shoulder bushing.

Mitch

Reply to
Mitch Berkson

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