118 hal & smobc results

Electronics Forum: hal & smobc (Page 3 of 12)

Re: SMT Feeder verification

Electronics Forum | Fri Mar 10 14:44:22 EST 2000 | NickMata

Stuart, Pathway Sales Group 408) 779-0358 Hal Hendrickson Also SurPass Technologies Limited Declan Kennedy 353 91 773274 declan.kennedy@Surpass-tech.com Hope this helps

Re: SMT Feeder verification

Electronics Forum | Fri Mar 10 14:44:22 EST 2000 | NickMata

Stuart, Pathway Sales Group 408) 779-0358 Hal Hendrickson Also SurPass Technologies Limited Declan Kennedy 353 91 773274 declan.kennedy@Surpass-tech.com Hope this helps

Re: SOLDER BALL UNDER THE PCB AFTER REFLOW SOLDERING

Electronics Forum | Sun Oct 11 13:45:21 EDT 1998 | Vincenzo Longobardo

Dear Park Kyung Sam, your problem can be solved asking to your PCB supplier to cover all the via holes with solder mask before the HAL. Usually this is possible and doesn't produce extra cost. Vincenzo Longobardo vinlong@tin.it

CCGA

Electronics Forum | Mon Apr 04 22:07:15 EDT 2005 | Dhanish

Questions and answers - what Column pitch do your CCGA have ? a) 1,27 mm?b) 1.00 mm? 1.27mm - how are the PCB pad finisched ? OSP Enig? HAL? OSP - Are you using Clean or NC solder paste? Clean

Solder Wetting Problems, Need Referee's

Electronics Forum | Tue May 31 10:58:31 EDT 2005 | davef

There are a host of possibilities. Virtually any fabrication process prior to outer layer manufacturing prior to HAL could contribute to dewetting. That goes all the way to excessive brighteners in the copper plating line. Anything that prevents the

Lead-free solder alloy: SN100C from AIM solder

Electronics Forum | Fri Jul 08 09:14:49 EDT 2005 | Jason Fullerton

I've tested boards with SN100C HAL finish, and wetting to the PCB finish was poor at best, using a no clean SAC305 paste.

Solder hole found after reflow

Electronics Forum | Tue Jul 18 05:52:24 EDT 2006 | sant

Check the Bare PCB lot. Enquire about the HAL process for Tin deposition while PCb fabriction.

flux residue after HAL

Electronics Forum | Mon Jan 01 18:11:39 EST 2007 | greg york

Hi Happy New Year HASL fluxes Are very conductive so best advise is get it all off. thanks greg

flux residue after HAL

Electronics Forum | Mon Jan 08 10:29:15 EST 2007 | jaime39

The water soluble flux residue is staying there because the rinsing temperature it may be too low. The flux needs about 130-140 degrees celcius to become soft. If you are using water soluble flux, as per IPC A 610 standards it needs to be remove comp

flux residue after HAL

Electronics Forum | Mon Jan 15 11:43:13 EST 2007 | fredericksr

celsius or fahrenheit? I am not entirely familiar with the deeper details of HASL, but 130F-140F is adequate to clean many of the water-soluble fluxes used for component soldering.