From: Mike Poulton
Subject: Re: Reducing contact resistance for low volt use?
Date: 12 Dec 2002 21:36:13 GMT
Organization: MTP Technologies
References: <email@example.com> <firstname.lastname@example.org> <3DF7BEB1.703937F@juno.com> <email@example.com> <firstname.lastname@example.org> <email@example.com> <firstname.lastname@example.org> <email@example.com> <firstname.lastname@example.org>
On 12 Dec 2002, email@example.com (John Fields) said:
> On Thu, 12 Dec 2002 20:05:32 GMT, jmuchow@SPAMMENOTcamlight.com
> (John Muchow) wrote:
>>I probably have to do some tests to see exactly what kind of current I
>>can realistically pull through the circuit. Just use a length of
>>wire, a couple of MOSFETs switched fully on (and allowed to stabilize
>>their temperatures), and a 1.2V cell...see what happens.
> You might be able to get away with a single logic-level MOSFET.
> Go here:
> and get the data sheet for the IRL1404 for a nice surprise.
Note 6: Calculated continuous current... for recommended current-handling
of the package, refer to design tip # 93-4.
Ain't no way a TO-220 package will handle 160A. They are practically
limited to about 30A most of the time, and that is pushing it for most
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