Hi guys, About 3.3V regulator, I now know I've options on eBay for 3.3V with LM1086. But I also found this one: LM1117T. Is it possible to use it ? Dropout voltage: 1.2V
http://cgi.ebay.fr/LM1117T-LM1117-Low-Dropout-Voltage-Regulator-3-3V-800mA_W0QQitemZ400068667962QQcmdZViewItemQQptZLH_DefaultDomain_0?hash=item5d25f36a3a&_trksid=p3286.c0.m14 Cheers, Seb -- Sébastien Lelong http://www.sirloon.net http://sirbot.org 2009/9/2 Richard <[email protected]> > > > > On Sep 2, 6:28 pm, Sebastien Lelong <[email protected]> > wrote: > > > I have made two boards, one (V11) for LF33CV and one (V12) for > > > LD1117V33 so you can choose which one you want > > > > OK, to sum up: > > > > - V11: 3.3V with TO220 package, pinning Input Ground Output (LF33V) > > Yes > > > - V12: 3.3V with TO220 package, pinning Ground Output Input (LD1117V33, > > LM3940, LM1086) > > > > Yes for LD1117V33 and LM1086 but LM3940 is a Input Ground output thus > V11 > > > > > > > On 2 sep, 14:29, Sebastien Lelong <[email protected]> wrote: > > > > Is L78L33ACZ an option ? TO-92 package, could be used instead of > TO-220. > > > But > > > > only 100mA output. I don't know if electrical specs are compatible > too... > > > > > I rather use a TO-220 one with more power so you don’t blow up so easy > > > (its still a testing board). > > > > > I thought making 2 pcb’s solve the problem of the two different TO220 > > > pinning , are you adding a third option TO-92 Thanks :-). > > > > Sorry... but I found this one used in a "Duino328 board", that's why I > > suggested it. > > > > > > > > > Please check this: > > > > >http://cgi.ebay.com/980ct-Voltage-Regulators-Linear-IC-LDO-5A-3-3V-TO. > .. > > > > Looks good, but I don't plan to buy 980pcs for 1211$ ! > > Oeps, sorry > > > > > > > > >http://cgi.ebay.com/NATIONAL-LM1086CT-3-3-3-3V-1-5A-LDO-Regulator-12P. > .. > > > > Seems ok for me. > > > > > > > > > What about Conrad, is this an option? > > > > >http://www.conrad.fr/webapp/wcs/stores/servlet/CatalogSearchFASResult. > .. > > > > Sure, but it's like Farnell, they have lots of things, but shipping is > high. > > I tend to search on eBay because of low prices, it may not be the best > > option now, but since it's about prototyping and testing the board, I try > to > > lower my costs... Once we're pretty sure about the design, we'll provide > BOM > > from Farnell or Conrad, and to have an idea about the costs when ordering > > from "rated" company. > > > OK, i understand but don't you have a local store in paris where to > buy components because ebay is very limitted and not always cheaper > > > > > > > > I will upload the two boards in SVN this evening with V11 and V12 > > > addition if its OK with you > > > > OK, great ! > > Don > > > > > Cheers, > > Seb > > Greetz > > Richard > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "jallib" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/jallib?hl=en -~----------~----~----~----~------~----~------~--~---
