Tom: Thanks for the tip :->. (Note that those are actually 25v-rated; the 50v-rated are a bit more.) Do the prices fluctuate much (that's just shy of doubled!), or have you just not bought in a while?
On Sun, Jun 28, 2015 at 9:20 AM, Tom Lafleur <[email protected]> wrote: > example: > > C1206C104K3RACTU > <http://www.mouser.com/ProductDetail/Kemet/C1206C104K3RACTU/?qs=sGAEpiMZZMsh%252b1woXyUXj0S0dkQU4uBJu638CmZJzYM%3d> > Kemet $0.017 at 1000 parts ($17.00) , last time I got 1000 parts for $0.009 > > These are 1206 parts X7R .1uf 50v 10%, they do fit over the pads common on > our boards.. Not perfect, but good enough! Maybe we should modified the > pads to make it fit both parts on future boards? > > 0805 and smaller parts are a bit cheaper, larger that 1206 cost a bit more > as the industry has move away from these larger parts. > > common in cell phone today is 0201 to 01005 parts!!! > > On Sun, Jun 28, 2015 at 8:51 AM, Tom Lafleur <[email protected]> wrote: > >> I use1206 parts, they fit fine over the .2in spacing used on our boards >> >> ~~ _/) ~~~~ _/) ~~~~ _/) ~~~~ _/) ~~ >> >> >> >> On Jun 28, 2015, at 8:35 AM, Richard Cini <[email protected]> wrote: >> >> Interesting idea. I wonder (out loud) if changing all bypass caps to >> something like 2012 or larger and mounting them on the back would free up >> additional top-side space in the denser boards? >> >> I remember long ago that some people used IC sockets with a bypass cap >> mounted in the center of the socket. I think they still make them, but they >> probably cost more than the sum of a regular socket and cap. >> >> For parts ordering, I usually use Digi-Key or Jameco; sometimes Mouser >> but only if the others don’t have it. I also buy odder parts from >> “acpsurplus” or “huskerfan40214” on eBay. I usually buy ahead and in bulk >> for projects to I try to take advantage of volume discounts. The downside >> is that I have a large box of tubes of chips. When a new project comes up, >> I “go to the parts cage” and pull parts, then do a fill-in order if needed. >> If I’m running low, I’ll order in quantity and stock it. For the most part, >> I’m only doing refill orders at this point — it’s rare that I don’t have a >> part in-stock. I keep an Excel spreadsheet of my inventory so I know where >> I am with stuff. >> >> Rich >> >> -- >> Rich Cini >> Collector of Classic Computers >> Build Master and lead engineer, Altair32 Emulator >> http://www.classiccmp.org/cini >> http://www.classiccmp.org/altair32 >> >> From: S100-Post <[email protected]> on behalf of Paul Birkel < >> [email protected]> >> Reply-To: S100-Post <[email protected]> >> Date: Sunday, June 28, 2015 at 8:10 AM >> To: S100-Post <[email protected]> >> Subject: Re: [N8VEM-S100:7326] Re: [N8VEM: 19750] Re: Possible updates >> to the N8VEM SBC V2 BOM >> >> SMT bypass caps -- a very novel idea ... at least for me. Need to try >> it! What (physical) size? >> >> On Sun, Jun 28, 2015 at 8:06 AM, Tom Lafleur <[email protected]> wrote: >> >>> ... >>> >>> I often use surface mounted .1uf/50v capacitor to replace the axial wire >>> lead capacitors used on most of our projects. I mount them on the back of >>> the boards. Their cheaper and easy to find, and for me they take less time >>> to install. >>> >>> Getting use to substitution of parts is just part of the hobby! >>> >>> >>> Tom Lafleur >>> >>> ~~ _/) ~~~~ _/) ~~~~ _/) ~~~~ _/) ~~ >>> >>> >>> >>> >>> >>> On Jun 27, 2015, at 11:04 PM, AG5AT <[email protected]> wrote: >>> >>> I have nevvvver had a problem with Mouser. Their web site clearly shows >>> their inventory. If you order something that is not in stock it shows as >>> backordered before you complete the order. >>> >>> As far as delivery speed, that depends on how far you live from the >>> Dallas area. I have placed orders at 7 PM and get them the next day. That >>> is 95 percent of the time. I am a 5 hour ride up I-30. For me Digikey >>> takes 5 days. >>> >>> Aug in Arkansas >>> >>> -- >> You received this message because you are subscribed to the Google Groups >> "N8VEM-S100" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> For more options, visit https://groups.google.com/d/optout. >> > > > > -- > > ~~ _/) ~~~~ _/) ~~~~ _/) ~~~~ _/) ~~ > > Tom Lafleur > > -- > You received this message because you are subscribed to the Google Groups > "N8VEM-S100" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "N8VEM-S100" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
