"top" search results in the Electronics Forums

3009 results found for "top" in the Electronics Forums

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BOT SIDE QFN DROP DURING TOP SIDE REFLOW; Bot & Top side solder profile temperatures are almost similar with a 5 Deg variation

Mar 11, 2019 | BOT SIDE QFN DROP DURING TOP SIDE REFLOW; Bot & Top side solder profile temperatures are almost simi

Question about Oven Profiles

Mar 12, 2018 | Oh I know it's BS. It's not like the mesh belt creates a barrier between top and bottom. There is

Reflow oven profile

Jan 26, 2017 | We run double sided boards that have large SMT electrolytic caps on the top side using the same prof

Reflow oven profile

Jan 9, 2017 | It shouldn't be any issue if you measure the top reflow settings using bottom profile board & the re

Reflow oven profile

Dec 2, 2016 |

Printer and Reflow Oven Recommendations

May 15, 2015 | My top 3 printers: 1.DEK 2.MPM 3.EKRA Top 3 ovens: 1. BTU 2. Vitronics 3. Heller or Ele

PoP parts

Apr 21, 2014 | The top PoP part is what gets dip fluxed or dip pasted. We have had warping issues with these compon

Aqueous wash chamber type

May 14, 2013 | Hi, Anyone here experienced in aqueous wash of chamber type? Here's the issues. We have top and b

Quad QSV-1 error msg

May 9, 2012 | Try going into the program definition screen and delete the permanent table top. Then shut down and

Quad IVc Feeder Base Electrical

Jan 19, 2012 | Yup, that sounds right. I did try one with red on top on one side and white on top on the other sid

Quad IVc Feeder Base Electrical

Jan 18, 2012 | I rang out the bases, the connectors are common (i.e from top to bottom, 1-1, 2-2, 3-3,4-4). I also

depanelizing router

Jan 3, 2012 | What would be the best router to use that would allow clearance on the top side for large components

Wave Process

Jun 15, 2011 | You don’t need top heaters as long as you can reach the flux manufacturers recommended board top sid

adhesif stencil printing

Apr 2, 2010 | Hi, I'm looking for an adhesive which can be stencil printed, in order to assembled PET (top layer)

SMT assembly

Mar 9, 2009 | I have a double sided assembly board having more no. of QFP's & IC's at both Top & bottom.Is there a

AOI Tabletop Suggestions

Sep 16, 2008 | Does anyone one have any recommendations on type of table top to use for "tabletop" AOI machines. So

Solder Cracking

Aug 11, 2008 | What does your top side wetting look like? This is a perfect case where top side wetting will tell

Solder Fillet

Jul 1, 2008 |

Leaded and Lead-Free Wave Parameters

May 22, 2008 | Does your top-side preheat NEED to be that high, and so high that you are exceeding the flux manufac

Epoxy on bottom of SMT component

Nov 27, 2007 | solder the part is for SMT component (located at top side and bottom side) and wave solder is for TH

Epoxy on bottom of SMT component

Nov 27, 2007 | Hi Loco, my PCBA got top side and bottom side and 90% SMT and 10% THP (top side) which need to be co

Mentor file

May 16, 2007 |

UP2000 with grid-lok question

Jan 23, 2007 | On the Ekra those are called top clamps AKA finger slicers. With the Ekra side clamping means there

UP2000 with grid-lok question

Jan 23, 2007 | Shouldn't the top of the board be at the exact same height as the top of the side clamps? Why are t

Selective Fountain Soldering: Process Optimization

Dec 15, 2006 | Sure. Treat it like wave solder. Top side wetting is generaly harder to achieve than wave so don't

MPM UP2000 Hi-e

Aug 29, 2006 |

Upside Down ROHS

Jun 19, 2006 | Try using the loctite(glue) during the top side process. Other way is to separate bigger component

Problems with SN100C in a Soltec Delta C Wave

Jun 12, 2006 | Hi, Thanks guys for all the suggestions. I am going to check what options we have for top side he

Flux Compatibility Issues....

Jun 8, 2006 | We don't agree that "a little to the top would just even things out". The raw flux on the top of th

Reflow temperature setting

Jun 8, 2006 | Hi, Is there any special temperature setting for example , bottom temp should be lower than top t

Flux Compatibility Issues....

Jun 7, 2006 | Listen Samir, we some times spray the tops of our baords at wave to achieve top side wetting. Not s

Reflow Oven Profiling

May 9, 2006 | An option to consider is leave top and bottom heaters settings the same; to get correct liquidus tim

Cable vendors

Dec 22, 2005 | They pretty much do it all. Top quality from my experience.

Component Testing for RoHS

Nov 18, 2005 | the two desk top units i have measure an area around 0.75mm square.

Benchtop Fluid Dispenser