hasl

"hasl" search results in the Electronics Forums



919 results found for "hasl" in the Electronics Forums

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Profiling for Pb-free HASL

Jun 3, 2019 | We recommend a ramp soak spike profile for HASL finish, so everything gets nicely heated during refl

Profiling for Pb-free HASL

May 9, 2019 | I'm curious about what you guys do for Pb-free HASL profiling. We seldom see this finish (only on

HASL lead free thickness

Nov 17, 2010 |

HASL lead free thickness

Nov 17, 2010 | Most PCB manufacturers should be able to fall between 1.25um-5.00um for Pb-Free HASL. I doubt you wi

HASL lead free thickness

Nov 16, 2010 | Normally I'm using the following specification for HASL finished PCBs: "The HAL thickness should be

HASL Pictures

Jun 30, 2009 | How do you specify HASL to your fabricator? We talked about issues with HASL previously here on S

HASL Pictures

Jun 30, 2009 |

HASL Pictures

Jun 29, 2009 | Are there any photos available of what good HASL finish looks like as opposed to not desired? I'm l

HASL for small pitch devices

Nov 12, 2008 | I am trying to find a standard for HASL - especially for small pitch devices. Are there better opti

HASL board for Press Fit

Jan 23, 2007 |

HASL board for Press Fit

Jan 23, 2007 |

HASL board for Press Fit

Jan 22, 2007 |

HASL board for Press Fit

Jan 22, 2007 | Wow, that must be a lot of HASL to reflow and block a thru-hole. Sounds like your board house chang

HASL board for Press Fit

Jan 22, 2007 | We are using HASL board for Press Fit, without problem in the past until recently. Now we are seeing

Gold versus HASL finish

Mar 15, 2005 | The hasl joint looks fuller (and is easier to inspect)because it has more solder volume. Think ab

Gold versus HASL finish

Mar 15, 2005 | Mat, Are you sure you should be using SnPb HASL boards if you are doing prep for lead free? If you

Gold versus HASL finish

Mar 15, 2005 | -If the aperture volume is the same, there will be more solder on the HASL finish joint due to the s

Gold versus HASL finish

Mar 15, 2005 |

No-Lead HASL?

Dec 1, 2004 | Got a sample of no-lead HASLed board. Looks as shinny as regular HASL. Someone out there running n

HASL Plating Thickness

Jul 29, 2004 |

HASL Plating Thickness

Jul 27, 2004 |

HASL Plating Thickness

Jul 27, 2004 | How does the HASL finish and stencil match ? I have seen ocasions on fine pitch devices where the HA

HASL Plating Thickness

Jul 27, 2004 | HASL Thickness: * HADCO DFM manual specifies a nominal thickness of 50-1500uin with an option for 1

HASL Plating Thickness

Jul 27, 2004 | Good Morning Everyone, Could someone please tell me what the acceptable range is for HASL platin

HASL on Pads

Jun 14, 2004 |

HASL on Pads

Jun 14, 2004 |

HASL on Pads

Jun 14, 2004 | HASL Thickness: * HADCO DFM manual specifies a nominal thickness of 50-1500uin with an option for 1

HASL on Pads

Jun 14, 2004 | I have boards with bad HASL application. First they're not even. Second some pad edges have no HAS

Hasl thickness trends

Sep 17, 2003 | We agree. Colin Lea showed that HASL less than 2 microns [80 uin] thick has limited shelf life and

Hasl thickness trends

Sep 16, 2003 |

Hasl thickness trends

Sep 16, 2003 | Maybe trying to get a flatter HASL PCB. But i am unaware of the "entire industry" trying to go thin

Hasl thickness trends

Sep 16, 2003 |

Hasl thickness trends

Sep 16, 2003 | I am currently having a discussion with a pcb supplier about inadequate hasl thickness, we are measu

solderability and hasl thickness

Sep 11, 2003 | Sure it's conceivable that thin HASL can cause tombstoning. Harkening back to the ample discussio

solderability and hasl thickness

Sep 9, 2003 | Has anyone had negative experiences with hasl thicknesses below .00005'' of an inch on copper? If s

Gold versus HASL

Sep 13, 2002 |

Gold versus HASL

Sep 13, 2002 |

Gold versus HASL

Sep 11, 2002 |

Gold versus HASL

Sep 11, 2002 |

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