This is a multi-part message in MIME format. ------=_NextPart_000_0012_01C5C8FF.E6C40970 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit DC input. Thank you, Sam -----Original Message----- From: piclist-bounces@mit.edu [mailto:piclist-bounces@mit.edu] On Behalf Of Vasile Surducan Sent: Sunday, October 02, 2005 8:52 AM To: Microcontroller discussion list - Public. Subject: [EE] Re: Power regulator On 9/30/05, Sam wrote: > I want to place LM340S-5.0 power regulator on my board. ( 9V input and 5V > output > ) I designed a circuit for it, which contains one electrolitic capacitor and > one > diode. > I want to place it on GND strip, but I do now know if it makes any > difference if > I put it far from 9V power source and if it should be placed close to diode > and > capacitor? > Does placement of this components far ( 3cm ) from each other make any > difference? Hi uncle Sam, :) The regulator my be far away from the 9V input if you put another 10uF to 100uF closed to the regulator input. Then all your problems dissapears. Does the input supply voltage will be AC, single phase rectified or a DC with anti-foul reversal protection? cheers, Vasile cheers, Vasile -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist ------=_NextPart_000_0012_01C5C8FF.E6C40970 Content-Type: application/ms-tnef; name="winmail.dat" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="winmail.dat" eJ8+IgYPAQaQCAAEAAAAAAABAAEAAQeQBgAIAAAA5AQAAAAAAADoAAEIgAcAGAAAAElQTS5NaWNy b3NvZnQgTWFpbC5Ob3RlADEIAQYABwABAAAAAAAAAQOQBgAwCAAAJQAAAAsAAgABAAAAAwAmAAAA AAALACsAAAAAAAMALgAAAAAAAgExAAEAAAAYAAAAAAAAAAFQvYD3ScVChZpTJUYeVSzkpiAAHgBw AAEAAAAZAAAAW0VFXSBSZTogUG93ZXIgcmVndWxhdG9yAAAAAAIBcQABAAAAGwAAAAHFyC/QFRmO 21sjcU0AhvbLKBMMVmUAMd4wMAALAAEOAAAAAAIBCg4BAAAAGAAAAAAAAAABUL2A90nFQoWaUyVG HlUswoAAAAMAFA4BAAAAHgAoDgEAAAA2AAAAMDAwMDAwMDMBcGljQGFtdXNlbWVudGNpdHkuY29t AW1haWwuYW11c2VtZW50Y2l0eS5jb20AAAAeACkOAQAAADYAAAAwMDAwMDAwMwFwaWNAYW11c2Vt ZW50Y2l0eS5jb20BbWFpbC5hbXVzZW1lbnRjaXR5LmNvbQAAAAIBFDoBAAAAEAAAAMnL7TAIX21A mljqg//CSnUDAN4/n04AAAMACVkBAAAACwABgAggBgAAAAAAwAAAAAAAAEYAAAAAA4UAAAAAAAAL AA2ACCAGAAAAAADAAAAAAAAARgAAAAAGhQAAAAAAAAMADoAIIAYAAAAAAMAAAAAAAABGAAAAAAGF AAAAAAAAQAAQgAggBgAAAAAAwAAAAAAAAEYAAAAAYIUAAAAAAAAAAAAACwAXgAggBgAAAAAAwAAA AAAAAEYAAAAADoUAAAAAAAADABiACCAGAAAAAADAAAAAAAAARgAAAAAQhQAAAAAAAAMAHIAIIAYA AAAAAMAAAAAAAABGAAAAABiFAAAAAAAACwA2gAggBgAAAAAAwAAAAAAAAEYAAAAAgoUAAAEAAAAL AB8OAQAAAAIB+A8BAAAAEAAAAAFQvYD3ScVChZpTJUYeVSwCAfoPAQAAABAAAAABUL2A90nFQoWa UyVGHlUsAwD+DwUAAAACAQkQAQAAAFYEAABSBAAAlwYAAExaRnUy3UFoAwAKAHJjcGcxMjXiMgND dGV4BUEBAwH3/wqAAqQD5AcTAoAP8wBQBFY/CFUHshElDlEDAQIAY2jhCsBzZXQyBgAGwxEl9jME RhO3MBIsETMI7wn3tjsYHw4wNREiDGBjAFAzCwkBZDM2FlALpiBEhEMgC4BwdXQuCqILCoQKgFQT 4G5rIHmtCGAsHYQGEG0dii0gMnpPBRBnC4AHQAXQB5BzWGFnZSAzHYRGA2E6lCBwDeBsBAB0LQbg iHVuYweQQG1pHWAxCYB1IFsAwAMQdG9GOiKfI6RdIE8DoEIyZRPgbGYmECagVmG5AJBsZQYACHAj 4GMAcBse5QnwdCJwJ2BuZGFUeSwmEGMkYGISgTAGMikAAdAwNSA4OvsOQBDATR3lJHAF0A3gA2C3 BaACMANgbCcwBcBkBABUY3UEEGkCICAkwiDwLSBQdQJgDeAddSdgjGJqBZAocVtFRSYAxFJlInBQ b3cSgRggbGd1C2AkYHIdiiYhOXAvMzAvKgApAB9BINo8JJFAH1AsgGUHgAIwEmMjoHkuBaBtPiC2 dwNgDrA6HYQzYEkzcD8AcAVAJGAigAtgI1AgTABNMzQwUy01LhUWUHAvbCAswW15IKMG4AsRLiAo MSBWHRTCIABwZCA1VjPmCGB2dB1BM+YpNFEBAACQZ9ZuCYA4gCAy4HIscCOgniACEAXAI6ApAHdo DeB+aDswAiELcQQgAiAnQGW/JzApMCvRI6AN4DswYQqw/zLhBbE4kTj3OuAz5ixABHEPHXU0Tzvx NwJHTkQgdyTgBREpAGI4YTpxNOBueS9gIGtDwgaQQhIAwGv7B5EAcHk/yAEgBJAJ8EHy/mZAqDhS O5IKwQNSN/I2FJ5zCGE1MTiSRFRzaAhgvmw4sClgNPQ4sCSwbxQQXzTCQENApj7pPkc/QKZEvm8H kTUDMqI3ACagdDxQ/wQgMzE2EDrgAjAEIEeiN+DcM2Mx4DpQR+NlANA8gP0zoGgSgUSyRQ9GE02F HYR4SGkgIzEnMh9QHtU6+ikdiiAeQCdANng3QidA/UeiYTSAN1BH41GhN/hEUR8eoUcjAHBRkx2E MTB1/kY0wlrwWwJK4ziwNNFYov82eB0kVnIDoAdAAyAeoQXA7nADYAJgMpBzHYQsQSFAfnBRQBQA N8BOE1iiODRz7HVwC1A3UHYG8AGQIWDPM3ADEAMgSkFBQykAAJD0bmcnMXAT4BQQHYQYIP8pMAaQ CJA4sD6yHOID8E8wuziBPgAtAhAv4C+hdgSQ/yFAAyBeoQ6wZCECIFObE9D/CeAUAB7VJvRnX2hv H6kK4wUKgGgCQHA6Ly93HWzwLiSVMyItUElDLwBTWCBGQVEgJncs5ArAE9BpZjBqdQiQd/4vE9Fj ACdAXlMHgAbQZkH9PFBwNwAFMCyxRPE5xWyF2yQiA4EuI5VzBi8kwguALQIQLySVHYp9dmAAAAMA DTT9PwUAAwAPNP0/BQACARQ0AQAAABAAAABOSVRB+b+4AQCqADfZbgAAAgF/AAEAAAAxAAAAMDAw MDAwMDAwMTUwQkQ4MEY3NDlDNTQyODU5QTUzMjU0NjFFNTUyQzI0QTcyMDAwAAAAAAMABhAPLM5p AwAHEMgDAAADABAQAAAAAAMAERAAAAAAHgAIEAEAAABlAAAARENJTlBVVFRIQU5LWU9VLFNBTS0t LS0tT1JJR0lOQUxNRVNTQUdFLS0tLS1GUk9NOlBJQ0xJU1QtQk9VTkNFU0BNSVRFRFVNQUlMVE86 UElDTElTVC1CT1VOQ0VTQE1JVEVEVQAAAAA/Dw== ------=_NextPart_000_0012_01C5C8FF.E6C40970 Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist ------=_NextPart_000_0012_01C5C8FF.E6C40970--