Electronics Forum: 2025 (Page 1 of 4)

Voids in solder fillet

Electronics Forum | Thu Apr 17 16:41:37 EDT 2003 | davef

60% ||||36% of ball area|| >36% ||Class2|| Accept|| Reject ||||45% of ball diameter|| >45% ||||20.25% of ball area|| >20.25% ||Class3|| Accept|| Reject ||||30% of ball diameter|| >30% ||||09% of ball area|| >09%

RC6303M

Electronics Forum | Tue Dec 07 06:39:14 EST 1999 | Paul Brockett

Have difficulty sourcing Raytheon RC6303M. Any alternatives known, either direct or via modification.

Re: RC6303M

Electronics Forum | Wed Dec 08 18:00:54 EST 1999 | Dave F

Paul try: http://www.partminer.com

Standard for BGA void

Electronics Forum | Mon Oct 21 08:46:15 EDT 2002 | davef

60% ||||36% of ball area|| >36% ||Class2|| Accept|| Reject ||||45% of ball diameter|| >45% ||||20.25% of ball area|| >20.25% ||Class3|| Accept|| Reject ||||30% of ball diameter|| >30% ||||09% of ball area|| >09% II. Missing Ball: This is prohi

BGA assembly and inspection

Electronics Forum | Tue Apr 03 01:37:54 EDT 2001 | philipreyes

60% 36% 0f ball area >36% Class2 Accept Reject 45% of ball diameter >45% 20.25% of ball area >20.25% Class3 Accept

BGA Specifications for IPC Class

Electronics Forum | Wed Feb 02 21:56:11 EST 2005 | davef

Based on X-ray imaging, IPC-7095 standard specifies three categories for void size for BGA solder joints. These categories are based on the percentage of joint cross sectional area occupied by the voided area. Class III Small: Void area is LT 9% Cla

Re: OK/Metcal BGA Rework Stations - Pros & Cons?

Electronics Forum | Mon Jun 29 12:58:40 EDT 1998 | Phil Teerink

| Anybody using this equipment? Got some pros & cons for me? | Thanks in advance. Have had one for about six months good results, takes some practice though Call me if you wish to discuss 604-291-2025

Re: CIMBridge vs Unicam on CIM system

Electronics Forum | Tue May 19 21:27:27 EDT 1998 | Phil Teerink

| We are seeking information on comparison between Cimbridge of Mitron and Unicam CIM system. Please help. I have not seen Cimbridge, but have been using UNICAM for the past year. give me a call if you'd like to discuss it's merits 604-291-2025

What is to much Void?

Electronics Forum | Mon Dec 13 14:41:41 EST 2004 | DasonC

Check IPC-7095, 7.4.1.6 For Class 2, 45% of the diameter adn 20.25% for the area.

CLEANINING PCB OXIDATION

Electronics Forum | Fri Feb 03 13:17:10 EST 2006 | amol_kane

also as an aside, make sure that the Imm Ag boards are stored in sealed bags with silver saver paper between 20-25 deg C and 40-50 % RH

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