2nd reflow

"2nd reflow" search results in the Electronics Forums



112 results found for "2nd reflow" in the Electronics Forums

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Solder balls

Nov 19, 2019 |

Buying a new Reflow

Jul 26, 2019 |

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

Compact Reflow Ovens?

Mar 20, 2018 |

Component Drop on Second side of the reflow

Aug 14, 2017 | The pads in the datasheet should suffice. The TDK part really isn't all that big but its reflow prof

MSL control

Mar 15, 2017 |

Dewetting in Sn Sufrace PCB in 2 Pass Reflow

Feb 9, 2017 | Any advise about dewetting defect occurrence during 2nd pass reflow. Commonality on affected PCB hav

Gold/Tin Reflow

Jun 30, 2014 | Thank you SteveO, I have also tried reflow 2nd time without any problem, but I also do not know the

Gold/Tin Reflow

Jun 27, 2014 | Is this fluxed / solder paste or flux-less reflow process? Are you soldering in a nitrogen or vacuu

Reflow 2nd side on Vitronics Soltec XPM

Jun 3, 2014 | Do I need to lower temperature of bottom zone (for common size parts) while reflow 2nd side of the b

BGA REWORK ISSUE

Jul 3, 2013 |

reflow oven advice

Mar 15, 2013 | looking for a bit of advice really, our current reflow oven (surfair 510) is in the process of slowl

SMT - PCB combo process

Oct 15, 2012 | Is the designer's concern that the parts will fall off when hanging upside down during reflow? We'v

SMT - PCB combo process

Oct 12, 2012 |

DPAK drop @Second reflow

May 31, 2011 |

Stacking/piggyback chip.

May 24, 2011 |

BGA solder bridge

Mar 21, 2011 | Hi Dave I agree with the 2nd point (sloppy process management) if the failure rate is higher than

LGA processing

Aug 7, 2010 |

Oven Dilemma: New Batch Type Vs. 2nd Hand Conveyor

Apr 4, 2009 | Our company is in the market to replace the $50 toaster oven we use to reflow boards with something

BGA Head-in-pillow Defects

Aug 26, 2008 | If this board is waved soldered than you may want to look at the wave causing the BGA to reflow a 2n

What caused this reflow issue?

Apr 14, 2008 | Bottom-side SMT parts CAN and DO go liquidus during the 2nd reflow cycle. It could be that there wa

lead free for multiple reflow process

Sep 11, 2007 | We are testing SAC paste for thru-hole components in the 2nd reflow process. The solder joint is alr

Reflow Profile Design

Jun 15, 2007 |

Losing parts in reflow

Jun 13, 2007 |

Reflowing BGA's 2x on a double sided board

Mar 2, 2007 | There is a formula that determines whether a component will fall off during a 2nd reflow. It takes

Reflowing BGA's 2x on a double sided board

Mar 1, 2007 | 1) run the BGA side first. set the bottom temp lower (if your reflow oven have top and bottom temp s

BGA opens / cracks

Jan 24, 2007 |

Criteria for thermocouple wire attachment

Dec 21, 2006 | 1. Yes you can get away with a partial popped board. BUT, it really depends on your board (see 2nd

Reflow oven temperature

Oct 12, 2006 |

and you think youve got it hard

Jul 5, 2006 | At my 2nd company, I had a design EE come down, look at his product running down the line, looks at

Upside Down ROHS

Jun 19, 2006 | We are now running SMT ROHS assemblies. We are losing some upside down parts in the reflow oven whe

N2 & Lead Free

Jun 5, 2006 | A few years ago with the 1st and 2nd generations of lead free material N2 was highly recommened. No

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