Electronics Forum: 5-7 (Page 1 of 7)

Unclear point about the connections on PCB

Electronics Forum | Wed Feb 08 17:37:06 EST 2023 | compit

5 to 5 :) 7 is ground in DB-25 version

Re: Wave Soldering SMT IC

Electronics Forum | Thu Oct 19 00:58:13 EDT 2000 | PeteC

Also, what about the gap spacing on your machine between the top of the second wave baffle to the bottom of the finger? Ours is at 5.7mm. Thx.

wave soldering conveyor angle

Electronics Forum | Mon May 10 07:53:30 EDT 2004 | pjc

most machines have fixed angle of 6 deg. some are adjustable from 5 - 7 deg., but 6 is most popular.

Quick turn flex

Electronics Forum | Mon Apr 03 15:35:58 EDT 2006 | Debbie

http://www.quickturnflex.com Quick Turns 5-7 business days 1-6 layer 10-12 business days 1-8 layers Standard Delivery 15-17 business days Up to 12 layer 20 business days All products

Wave soldering after SMD assembling

Electronics Forum | Mon Nov 07 04:43:02 EST 2005 | lupo

About the anlge typically is 5-7 depending on the machine. If solder smt components, the best is to use (swich on) double wave machine - (swich on both) chip and laminar wave. Regards.

Shoot Up Reflow Zone

Electronics Forum | Fri Dec 09 06:33:01 EST 2016 | cyber_wolf

Hold on Carlo, You are saying two different things, you are saying "(Zones 3,4,5,7 & even Cooling Zone). PV exceeds about 5-10 degrees with the SP. (ex: SP=140deg, actual PV = 145deg & higher). " Then you say: "the board reach up to 145 deg. 5 deg

Why 50 mils in 0805 package instead of 40 mils.

Electronics Forum | Fri Oct 03 09:00:18 EDT 2003 | davef

EIA standard packages have a variety of L/W proportions. EIA||Dimension mm (LXW)||Proportion (L/W) 0201||0.6X0.3||2 0202||0.5X0.5||1 0303||0.8X0.8||1 0402||1.0X0.5||2 0504||1.25X1.0||1.25 ||1.4X1.4||1 0603||1.6X0.8||2 0805||2.0X1.25||1.6 1111||2.8X2

Topaz X Head Optimization

Electronics Forum | Tue Feb 28 17:45:56 EST 2012 | acsscott

So, got the Topaz X up and running. It has (4)FNC nozzles on 2, 4, 6, 8, and (4)74A Nozzles on 1, 3, 5, 7. We are trying to optimize it to pick up 8 components, then move over the camera, then to the PCB and place them. In the Mount data, we load

Re: What's a good sub for 1,1,1-trichloroethylene

Electronics Forum | Thu Jul 22 14:44:30 EDT 1999 | Scott McKee

| I am looking for some recommendations for a cleaner for rosin flux. | | James | Popular is an Organic Saponifier Cleaner from Alphametals, the name is 2110. Requires a 5%-7% mix ratio with DI water. IPA is also used but is getting on the "no n

Re: 5 micrograms

Electronics Forum | Fri Aug 14 10:26:55 EDT 1998 | Mike Konrad

5 micrograms per sq. cm. is actually not too clean. The maximum military allowed post-clean, on-board contamination is 5.7 micrograms of NaCl /cm squared (when using the Zero-Ion brand ionic contamination tester). We are use to seeing cleanliness re

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