Electronics Forum: hirose connector bow (Page 1 of 2)

NexLev connector

Electronics Forum | Mon Apr 04 09:30:49 EDT 2005 | russ

Andrew, we need a lot more information to help. 1. what is the open caused from? bemt pins, non-wetting, board bowing, or no paste deposited. 2. What is your current stencil design? 3. What does this connector look like and what are the pins? Rus

Hirose Connector Installation........

Electronics Forum | Wed Aug 24 22:53:34 EDT 2005 | mrduckmann2000

We have a customer that is using the new Hirose connector p/n df30fc-40dp-0.4v. The connector has lead spacing of .4mm. I beleive that if I have a stencil cut to 2-3 mil I should have enough solder paste to solder the connector to the PCB pads. Ho

Hirose Connector /through Hole Mounting Pin Soldering

Electronics Forum | Tue Jan 27 10:31:14 EST 2015 | dbrazel83

We have a surface mount connector from Hirose that has two through hole mounting pins on the side. The solder is wicking up the pins into the body of the connector during reflow, even with adjustments to the PCB solder mask which came directly direc

Fuji NXT User Interface Control

Electronics Forum | Tue Mar 16 14:09:04 EDT 2021 | sarason

Looks like a hirose connector. Is it RS232or a combination VGA and kb interface? sarason

How to add thru hole to SMT line

Electronics Forum | Mon Apr 21 12:46:48 EDT 2003 | jonfox

It sounds as if the boards are designed in-house. Is this correct? If so, look for SMT versions of the BNC connector. I hhave used one from Johnson Components (http://www.johnsoncomponents.com) or look through http://coaxicom.com for something yo

Hirose Connector /through Hole Mounting Pin Soldering

Electronics Forum | Tue Jan 27 10:52:22 EST 2015 | dyoungquist

Taking a shot in the dark...... Are you using the correct oven profile for the connector? Solder tends to flow (wick) towards the hottest part of the connection/pin/pad it is on. It may be that the hottest part is the connector itself where the pi

PCB Warpage

Electronics Forum | Fri Apr 08 05:10:10 EDT 2005 | siverts

What is Your customers requirements? Is the PCBA mounted with front/back connectors? Will the PCBA be mounded in a rack and connected to opposite connectors on the other side? In this case, if the warpage is more than approx 1-1.5 % You will then n

Tension on a SMT joint at the Solder wave process

Electronics Forum | Thu Nov 19 10:24:14 EST 1998 | Brian Co nner

Currently, I am having problems with a AMP Mictor connector at the wave process. These connectors have both SMT leads(topside) and thru-hole leads. Even though we have re-designed the board for via issues. We still see some of the SMT leads re-fl


Electronics Forum | Tue May 30 11:51:43 EDT 2000 | JAX

Sal, I have seen this problem placing SMT connectors which exceed 60mm in length. Although I did not use siemens equipment at the time I am not sure if they will place enought force to seat the entire connector flush to the board. They have a maximun

I am looking for an IPC spec for intentional PCB warp

Electronics Forum | Mon Dec 22 13:54:25 EST 2014 | proceng1

My customer made a process change to overcome a design flaw. The PCB assembly mounts in a plastic housing. The PCB mounts to the front housing via plastic stand-offs. They had to change a connector on the back side of the assembly due to long term

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