Electronics Forum: different and package and problem (Page 1 of 13)

Any different between Flat Ribbon and Gull Wing Component?

Electronics Forum | Thu Apr 12 01:11:12 EDT 2007 | Haris

Gull wing components are name on the pin/lead shape of the ICs like sop, qfp, pqf etc while plcc IC package is named on J-lead componets. Flat ribbon is of cable/wiring type and it is not a component,see this website. http://directory.jimtrade.com/2

what is the different between ENIG and Immersion Au

Electronics Forum | Thu Jan 12 02:08:47 EST 2006 | adeline_ko

Hi, What is the different between Electroless Nickel / Immersion Gold (ENIG) and Immersion Au. Are they refer to the same finishing? We has been using the Gold thickness (0.00005 - 0.00013mm) , nicket (0.0025mm) for all Gold finishing brd (Immersio

BGA rework and inspection

Electronics Forum | Thu May 30 10:31:03 EDT 2002 | robbied

Hi Yannick. This is an issue that we are just recently getting into but here is some ifo that I have gathered so far. I have seen/ used 2 different rework machines. The one we have bought is a 'PACE TF2000' which was at the lower cost end of the mar

Cracking Capacitors and Solder Balls

Electronics Forum | Mon Jun 08 14:19:30 EDT 1998 | Gary Simbulan

Earl, et al, Boy things get old and cold around here fast. I promised more detail on my capactior problem and I thought I could drop something completely different in the same message and tell a tale of solder balls. First the caps. We still have

Component Obsolescence and Availability

Electronics Forum | Thu Apr 07 14:03:34 EDT 2022 | SMTA-69080803

@ProcEng1 It could be a different package but the same package is definitely preferred. Based on what I'm seeing, the same footprint is also out of stock.

Component Obsolescence and Availability

Electronics Forum | Thu Apr 07 19:17:43 EDT 2022 | cbart

Good afternoon The ISI I was mentioning is interconnections solutions which is a division of Molex. a few years back we ran into a component end of life situation but had thousands of very high dollar bare boards in stock. the package was a BGA and w

TO99 age and reliability

Electronics Forum | Wed Jan 24 12:42:25 EST 2001 | traviss

I�m suddenly getting a very high failure rate in a TO99 component (National LM136AH-2.5). After some investigation we found some of these parts are more than 20 years old. What I am hoping for is that someone out there can help me find some standards

QFN's and LGA's

Electronics Forum | Tue May 26 14:39:40 EDT 2009 | boloxis

QFN or MLFs are mainstream now, QFNs already evloved to much more complex versions now like matrix pins, stacked dice and flipchip versions. IPC 610D already includes them, just make sure the pins have solder plating, the PWB pads have soldermask in

Solder Balls and Humidity

Electronics Forum | Fri Aug 24 09:29:08 EDT 2007 | jgrootkoerkamp

Solder balls with wave soldering can have different causes. The two most important are the solderresist and the flux. I have similar problems, after changes the flux type 90% off all solderballs are gone. KR, Joris Groot koerkamp

Pick and Place Nozzles

Electronics Forum | Mon Aug 18 15:03:38 EDT 2008 | awegener

I'd like to get more information about pick and place nozzles. How can I learn more? ... What do the nozzles look like? Are there different shapes? Are custom nozzles sometimes used for custom parts or are the nozzles mostly standardized? What kind

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