hasl

"hasl" search results in the Electronics Forums



912 results found for "hasl" in the Electronics Forums

Order by: Relevancy |   Date

Your choice among surface finishes

Oct 30, 2019 | We use ENIG whenever possible, to the extent that we will try to talk customers out of Pb-free HASL

Solder Joint Discolouration

Jan 21, 2019 | Lead free HASL coatings can be susceptible to yellowing during reflow due to oxidation of the tin in

Battery Nickel strips soldering in HASL PCB finish

Nov 16, 2018 | Hi all, We have to solder a nickel tabs ( coming in SMT reels ) in to HASL PCB finish pads using

Reflow soldering issue

Oct 18, 2018 | Thin or non-uniform HASL can be checked with SEM/EDS analysis, e.g. https://www.semlab.com/bad-hasl/

Waves soldering: not enough solder remaining on pads

Jun 6, 2017 | Hi Zac, was that board finished with tin/lead HASL or leadfree/HASL? Also what type of flux were you

Lead free SAC solder paste on Sn63 HASL PCBs

Jan 7, 2015 | The assumption that a HASL Sn63 PCB can be soldered with SAC solder paste is likely a bad one. The b

seperation of soldermask and pcb

Mar 25, 2014 | It is Solder Mask on Bare copper, The land finish is HASL as per MIL-PRF-55110G which accepts trace

Changing Ni/Au finish to HASL lead free

Jan 4, 2011 | Hello Piter, I don't know which type of HASL we will be using, we decided to do some test and I h

Changing Ni/Au finish to HASL lead free

Dec 22, 2010 | Hi Johan, As a Asian board supplier - I would not recommend using Lead free hasl on any product t

BGA non wetting

Sep 17, 2010 | Hi Gani, looking at the HASL icture and the poor wetting of the solder over the pads I would imagine

Solderability Issues

Aug 3, 2010 | Craig, If it is LF Hasl it sounds like it applied too thin exposing the intermetallic layer wich

Fiducials

Jul 6, 2010 | What type of finish are the PCB's? HASL, tin immersion, silver immersion,........we've seen all the

SnPb Wave Soldering with SN100C HASL

Jun 14, 2010 | I have CCA that has a SN100C HASL coating that I am wave soldering with SbPb. I have mounting pad ar

Eutectic Solder On A Lead Free HASL PCB

Aug 19, 2009 | I have a customer who approved and asked us to process PCB's built with Lead-Free HASL Finish using

Solderability problem II

Jan 16, 2009 |

Criteria for Min Thickness regarding Large and Small pads

Jun 30, 2008 | It will be tough to find a dimensional thickness specification for HASL. IPC-6012 Table 3-2, line "F

Criteria for Min Thickness regarding Large and Small pads

Jun 29, 2008 | I was referring to the HASL supplied by the supplier...specifically Lead Free HASL. I've been searc

Cu% spec for lead free HASL surface finish

Nov 28, 2007 | There is no specification for lead-free HASL. You can use any lead-free solderability protection tha

FPC* - Fluid Pressure Control - Dispensing Pump

Next generation soldering station - Metcal