Take a look at multi-layer ceramic capacitors from American Technical Ceramics. I used to buy 1.5 uF discoidal models (about 5/8" diameter by 1/8" thick) from them. I imagine that they now have rectangular surface-mount multi-layers capacitors now.
Ed Ed Price ed.pr...@cubic.com Electromagnetic Compatibility Lab Cubic Defense Systems San Diego, CA USA 858-505-2780 (Voice) 858-505-1583 (Fax) Military & Avionics EMC Services Is Our Specialty Shake-Bake-Shock - Metrology - Reliability Analysis >-----Original Message----- >From: John Woodgate [mailto:j...@jmwa.demon.co.uk] >Sent: Friday, April 19, 2002 11:49 PM >To: emc-p...@majordomo.ieee.org >Subject: Re: High Temp Caps and Inductors > > > >I read in !emc-pstc that lfresea...@aol.com wrote (in ><194.5bfc605.29f1e >f...@aol.com>) about 'High Temp Caps and Inductors', on Fri, 19 >Apr 2002: >>I'm looking for Ceramics, 0.01 through 1 microfarad. >Inductors, 1 to 100 >>microhenry, about 0.5 amps. > >You will not, I think, get ceramic capacitors in that value range that >keep anything like their low-temperature value at 180 C. You probably >need to look at glass-dielectric, but AFAIK a 1 uF glass cap would be >physically very large. > >The normal core materials for inductors in that value range may well be >near or above their Curie temperatures, too, so permeability >values will >be low and very temperature-sensitive. >-- >Regards, John Woodgate, OOO - Own Opinions Only. >http://www.jmwa.demon.co.uk >Interested in professional sound >reinforcement and distribution? Then go to >http://www.isce.org.uk >PLEASE do NOT copy news posts to me by E-MAIL! > >------------------------------------------- ------------------------------------------- This message is from the IEEE EMC Society Product Safety Technical Committee emc-pstc discussion list. Visit our web site at: http://www.ewh.ieee.org/soc/emcs/pstc/ To cancel your subscription, send mail to: majord...@ieee.org with the single line: unsubscribe emc-pstc For help, send mail to the list administrators: Ron Pickard: emc-p...@hypercom.com Dave Heald: davehe...@attbi.com For policy questions, send mail to: Richard Nute: ri...@ieee.org Jim Bacher: j.bac...@ieee.org All emc-pstc postings are archived and searchable on the web at: http://ieeepstc.mindcruiser.com/ Click on "browse" and then "emc-pstc mailing list"