hasl

"hasl" search results in the Electronics Forums



912 results found for "hasl" in the Electronics Forums

Order by: Relevancy |   Date

soldermask color change around vias

Jun 7, 2019 | If you have soldered with HASL finish then the worrying chemistry will be more like NON IONIC. They

Reflow soldering issue

Aug 24, 2018 |

Fiducial Recognition

Jun 13, 2012 |

PCB oxidation

Jun 16, 2011 |

Conformal coating

Dec 10, 2010 |

BGA non wetting

Sep 14, 2010 | If the HASL was poor quality and very thin you would find this defect....but you would expect to see

Fiducial Recognition

Sep 1, 2010 |

board delaminated after reflow

Apr 8, 2009 | 2) STD FR4 material with HASL finish, 4 layer board. Reflowed under tin-lead temps with another 4 la

Problems to use lead free paste in PCB with Pb

Feb 3, 2009 | Hi What is the surface finish you have? Following are true if you have HASL-LeadFree surface.

Black Pad?? (PICTURES)

Oct 21, 2008 |

SAC105 vs. SAC305

Sep 24, 2008 | We had a PCB vendor provide us with SAC105 plated HASL boards. They worked fine on the first pass t

Pogo Contamination

Aug 13, 2008 |

ixidized pads ?

May 7, 2008 | We have received in one lot PCBs with defect of not wetting properly. Pads were finished with HASL b

QFP100 solderability

Apr 15, 2008 |

Fiducial replacements?

Jan 10, 2008 |

Atmel QFP's

Dec 6, 2007 |

Ionic Contamination Tests

Sep 28, 2007 | Just a shame that the HASL fluids that are used contain Hydrobromic or hydrochloric acids or a mixtu

Ionic Contamination Tests

Sep 25, 2007 |

lead free pcb plating?

Jul 27, 2007 |

PbF PCB finish

Jan 25, 2007 |

What do you do ?

Sep 14, 2006 |

Non-Rohs PCB

Sep 11, 2006 |

Lead Free boards

Sep 6, 2006 | PB-free Hasl was not mentioned due to the following: 1)Equipment Convertion at the PCB Manufactur

using gold on PCB pads

Jul 31, 2006 |

Solder joint issue

May 18, 2006 |

Fine Pitch Stencil Design

Dec 8, 2005 | Start with your board first. Do you have resist/mask between the fine pitch? Is the finish HASL or

Solderability

Oct 27, 2005 |

Same wave process do not apply to all finish board

Oct 14, 2005 | Thanks Patrick, I our mixed standard HASL/RoHS production area; our customer have choosen Ni/Au pla

PCB finish for RoHS?

Aug 8, 2005 | If you are using fine lines and tight spacing ENIG may be cheaper than HASL. This is because there i

PCB finish for RoHS?

Aug 4, 2005 |

Plating Integrity

Jun 17, 2005 |

Fine pitch & PCB finish

Feb 22, 2005 |

Jetting Pump for Integration

Chromatography