pulse and hold

[tom cloud]

>The circuit that I used has the National LM1949 as the driver for a
>darlington or an IGBT. The circuit board is approx 2x5 and 4 driver circuits
>and a voltage regulator. For more info on it, jump on the EFI332 list. The
>short story is that the boards are $4.35 each plus shipping. A postscript
>schematic is on the EFI332 ftp site, it is not the most current, but it has
>the general idea. Also check out the National Semiconductor Web page, they
>have online data sheets, and I think you still can order some samples right
>off the web.
>
>Sandy

Sandy, I would like to have a copy of the current schematic (attach it
to mail, if you can).

Thanks,

Tom Cloud <cloud at peaches.ph.utexas.edu>