I agree, but keep in mind that even though the ball may be a great lump of metal the skin effect still applies. CC -----Original Message----- From: Richard P EVANS [mailto:rich.evans@xxxxxx] Sent: Thursday, January 25, 2007 10:25 To: madhusudhan@xxxxxxxxxx; 'SI-List' Subject: [SI-LIST] Re: BGA Current A solder ball, being a great lump of metal, can carry a huge current. The real limit is going to be the trace or via that connects to it. But yes, as Aubrey says, get the numbers from your supplier. Rich -----Original Message----- From: si-list-bounce@xxxxxxxxxxxxx [mailto:si-list-bounce@xxxxxxxxxxxxx] On Behalf Of Madhusudhan Kulkarni Sent: Thursday, January 25, 2007 1:35 AM To: SI-List Subject: [SI-LIST] BGA Current Hi, How much current will carry a solder ball in BGA? what is the relationbetween solder ball size and current? Regards Madhusudhan Kulkarni ------------------------------------------------------------------ To unsubscribe from si-list: si-list-request@xxxxxxxxxxxxx with 'unsubscribe' in the Subject field or to administer your membership from a web page, go to: //www.freelists.org/webpage/si-list For help: si-list-request@xxxxxxxxxxxxx with 'help' in the Subject field List technical documents are available at: http://www.si-list.net List archives are viewable at: //www.freelists.org/archives/si-list or at our remote archives: http://groups.yahoo.com/group/si-list/messages Old (prior to June 6, 2001) list archives are viewable at: http://www.qsl.net/wb6tpu ------------------------------------------------------------------ To unsubscribe from si-list: si-list-request@xxxxxxxxxxxxx with 'unsubscribe' in the Subject field or to administer your membership from a web page, go to: //www.freelists.org/webpage/si-list For help: si-list-request@xxxxxxxxxxxxx with 'help' in the Subject field List technical documents are available at: http://www.si-list.net List archives are viewable at: //www.freelists.org/archives/si-list or at our remote archives: http://groups.yahoo.com/group/si-list/messages Old (prior to June 6, 2001) list archives are viewable at: http://www.qsl.net/wb6tpu |**************************************************************************| This email is intended only for the person or entity to which it is addressed and may contain confidential, proprietary and/or privileged material. Any review, distribution, reliance on, or other use of this information by persons or entities other than the intended recipient is prohibited. If you receive this message in error, please immediately notify the sender and delete it and all copies of it from your system. Thank you. |**************************************************************************| ------------------------------------------------------------------ To unsubscribe from si-list: si-list-request@xxxxxxxxxxxxx with 'unsubscribe' in the Subject field or to administer your membership from a web page, go to: //www.freelists.org/webpage/si-list For help: si-list-request@xxxxxxxxxxxxx with 'help' in the Subject field List technical documents are available at: http://www.si-list.net List archives are viewable at: //www.freelists.org/archives/si-list or at our remote archives: http://groups.yahoo.com/group/si-list/messages Old (prior to June 6, 2001) list archives are viewable at: http://www.qsl.net/wb6tpu