Electronics Forum: smd flip over (Page 6 of 21)

Re: Cure/Reflow Profile

Electronics Forum | Tue Feb 22 11:53:16 EST 2000 | JAX

Sal, To answer your first statement; Yes, you can cure paste and reflow solder using one profile. Question on your second statement; Are you talking about running passive side glue, flipping it over, running active side solder, and then putting the

Re: Cure/Reflow Profile

Electronics Forum | Tue Feb 22 14:20:55 EST 2000 | Sal

Please let me rephrase the question. Running passive side first and curing the adhesive using a reflow profile derived for 63/37 solder paste. After curing the board is flipped around, pasted and reflowed. My concern is when curing the adhesive usin

Re: Cure/Reflow Profile

Electronics Forum | Tue Feb 22 11:53:16 EST 2000 | JAX

Sal, To answer your first statement; Yes, you can cure paste and reflow solder using one profile. Question on your second statement; Are you talking about running passive side glue, flipping it over, running active side solder, and then putting the

Re: Cure/Reflow Profile

Electronics Forum | Tue Feb 22 14:20:55 EST 2000 | Sal

Please let me rephrase the question. Running passive side first and curing the adhesive using a reflow profile derived for 63/37 solder paste. After curing the board is flipped around, pasted and reflowed. My concern is when curing the adhesive usin

Quad Laurier Die Feeder?

Electronics Forum | Wed Feb 07 09:57:38 EST 2001 | caldon

I used a Die feeder from Delaware Technologies for our Quad machine. We have not had Quad in our factory for over a year now so most of my knowledge is geared towards the older Quads. Don Dawson at Delaware Technologies can help. 609-235-8454. I am c

Re: Pick Place Change-overs, strengths, ages

Electronics Forum | Fri Sep 17 15:15:10 EDT 1999 | Dave F

snip | | So Ryan have we just gotten back from lunch with someone? | | Yes, and for a rookie, it was mildly confusing. I'm as of recent, a regular "reader" of the forum and thought it might be (and it is!!!) a good place to get other opinions. |

Storing non-framed stencils

Electronics Forum | Tue Jun 15 17:00:27 EDT 2004 | Rob

I'll jump on this bandwagon too... A crude method was buying a bread rack and widening it to the width of a fixed stencil. Since we get our foils from A-Laser, we get these card board squares. I would tape three of these pieces together to make a som

Test clip connectors

Electronics Forum | Mon Mar 19 08:11:51 EDT 2012 | abielectronicsltd

Hello. Could anyone tell me what kind of connectors these are on these cables & where to get them from? They are for ribbon cables to mount 3M DIL test clips to ribbon. I have tried contacting 3M but they don't seem to want to respond. These connecto

problems picking up PANASONIC ERJ-12ZYJ203U resister.

Electronics Forum | Fri Feb 03 10:34:09 EST 2017 | prdmm1

PANASONIC ERJ-12ZYJ203U i am having a lot of problems picking this resistor up. i have purchased a new tool per engineering (NOT the problem). it seems the my9 is picking up then dropping it. then the machine goes to pick another and picks the dropp

Pin in Paste assistance

Electronics Forum | Thu Dec 17 15:53:32 EST 2020 | dwl

for option 3, if you place the connectors on the first pass then flip the board, won't the protruding leads interfere with second pass stencil printing? My vote would be to overprint onto the solder mask. you can print pretty far and still have it w


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