hasl

"hasl" search results in the Electronics Forums



912 results found for "hasl" in the Electronics Forums

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Solder Joint Discolouration

Jan 10, 2019 | Hi Steve, Thanks. This from the trusted supplier. HASL finished PCB. Even PCB supplier is

Waves soldering: not enough solder remaining on pads

Jun 5, 2017 | Hi Zac, My 2 cents: We had similar problems on a board in the same situation (tin-lead HASL, v

Fiducials

Jul 9, 2010 | We don't use flex pcbs but have the same issue here. Most of our pcbs are HASL finish. I have look

SN100C Selective Solder Voiding

Nov 11, 2008 | Thats the problem residual residue from HASL fluxes Lead free especially are worse.Very hygroscopic

Fiducial replacements?

Nov 30, 2007 |

RoHS PCB Questions

Nov 16, 2007 |

What do you do ?

Sep 14, 2006 |

Stencil past height issue

Feb 21, 2006 |

SnCu For Wave?

Jan 11, 2006 |

Lead Free ...

Aug 30, 2004 |

Wavesolder PCBs encounter pinholes

Jul 23, 2004 | Hi Thomas Ever considered that this maybe HASL flux left on PCB as this is extremely hygroscopic

BGA, stress on the PCB

Apr 16, 2004 |

QFP soldering issue

Jan 14, 2004 |

15.7 mil QFP

May 30, 2003 |

BGA Picture Evaluation

Apr 9, 2003 |

PCB Pad lifted - repair

Nov 14, 2002 |

Connector solderability

Nov 5, 2002 |

About the PCB gold finger contamination.

Sep 19, 2002 | Thank you ur reply Dave. Let me explain our COB workflow: 1. unpack PCB (FR4,LPI,HASL)(the thickne

imm. silver

Aug 30, 2002 |

Precision Auger Dispense Pump

Led testing color sensors