casper posting from rick raffanti: ---------- Forwarded message ---------- From: Rick Raffanti <[email protected]> Date: Mon, Jun 3, 2013 at 3:32 PM Subject: Re: [casper] IF Board - Bad Regulator- U51
Dan and all, That's the MKID Intermediate Frequency board. Tim points out correctly that the linear regulator is rated at Iout of 800mA minimum, 1200 typ, and I'm running it at 900mA. I'm going to look for another regulator to go in there. Rick On Mon, Jun 3, 2013 at 3:23 PM, Dan Werthimer <[email protected]> wrote: > > hi tim, > > what is your "IF board". > who made it? > is it a casper open source board? > > best wishes, > > dan > > > On Mon, Jun 3, 2013 at 1:08 PM, Timothy Madden <[email protected]>wrote: > >> >> My IF board stopped working. The regulator U53 at the power input >> connector (6V) was hot and had failed. >> >> I will replace, or just run w/ 5V supply. >> >> Anyway, gas anyone had this problem? Seems like more heatsinking is >> needed. >> >> Tim Madden >> Argonne >> >> >> >> >
