Electronics Forum: resistor sulfur (4)

Soldermask - sulfur presence

Electronics Forum | Mon Jun 25 03:52:24 EDT 2012 | awtm

Our Customer had detected tarnished pad on ImAg PCBA and had conducted several SEM-EDX test at the soldermask below some of the chip resistors. High concentration of sulfur was found and it can be significantly reduced after further chemical cleaned

Silver Sulphide Contamination of Resistors

Electronics Forum | Wed Feb 21 21:28:24 EST 2001 | davef

I don't know where sulfur would get into your resistor supplier's process. Your processes are more likely candidates.

Industry News: resistor sulfur (2)

New Yorker Electronics to distribute new Vishay Precision Thin Film Chip Resistor Array Series

Industry News | 2021-02-18 15:54:21.0

Vishay Beyschlag Precision Automotive Grade Thin Film Chip Resistor Arrays are enhanced with Higher Resistance Ratios up to 1:100 and Operating Voltages up to 100V

New Yorker Electronics

All about Semiconductor

Industry News | 2018-12-08 03:37:02.0

All about Semiconductor

Flason Electronic Co.,limited

Express Newsletter: resistor sulfur (46)

SMTnet Express - July 16, 2015

SMTnet Express, July 16, 2015, Subscribers: 23,036, Members: Companies: 14,463, Users: 38,550 Testing Printed Circuit Boards for Creep Corrosion in Flowers of Sulfur Chamber iNEMI (International Electronics Manufacturing Initiative) Qualification

SMTnet Express - March 17, 2022

SMTnet Express, March 17, 2022, Subscribers: 25,805, Companies: 11,547, Users: 27,113 Creep Corrosion On Lead-Free Printed Circuit Boards In High Sulfur Environments The material and process changes required to eliminate lead from


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