Electronics Forum: soldermask vendors (32)

seperation of soldermask and pcb

Electronics Forum | Tue Mar 18 11:53:58 EDT 2014 | sara_pcb

Our contract manufacturing agency have procured pcbs from approved vendor. After assembly we found solder mask separated from the PCB on the epoxy area as patches. The top side is intact. also over the pcb tracks, the mask got damaged. In what c

secondary processing of BGAs

Electronics Forum | Thu Mar 29 15:50:35 EST 2001 | tomgervascio

We've think that with seen solder shorts under BGAs after wave soldering the boards. In addition, it seems to be related to a certain soldermask configuration over the topside BGA vias.. THere is one vendor,A, that is applying soldermask after HASL,

Industry News: soldermask vendors (1)

SMTA China Presents Seven Best-Paper/Presentation Awards and Two Best Exhibit Awards at SMTA China South 2015 Conference/NEPCON South China 2015

Industry News | 2015-09-03 16:37:18.0

SMTA China announces that it presented awards for seven papers at the SMTA China South 2015 Conference Award Presentation Ceremony, held on Tuesday, August 25, 2015 at Shenzhen Convention & Exhibition Center in conjunction with the SMTA China Annual Award Ceremony.

Surface Mount Technology Association (SMTA)

Technical Library: soldermask vendors (4)

PCB Sourcing Using PCQR 2

Technical Library | 2017-12-13 23:58:32.0

In a global market, it is often difficult to determine the best PCB suppliers for your technology needs, while also a chieving the lowest costs for your products. Considering each PCB supplier has their own niche in t erms of equipment, process, and performance, uniform test data from the IPC -9151D Process Capability, Quality, and Relative Reliability (PCQR 2 ) Benchmark Test Standard can help find the right source for the board based on its specific technology requirements. By using a data-based approach to vendor selection, this can remove the subjective nature of sourcing, reduce the need for PCB process experts to map suppliers into technologies, and eliminate irrational sourcing decisions.

National Instruments

The Surface Finish Effect on the Creep Corrosion in PCB

Technical Library | 2012-05-10 19:48:10.0

First published in the 2012 IPC APEX EXPO technical conference proceedings. Creep corrosion normally happens in the end system, PCB, connectors and components are widely noted due to the exposure of high sulfur environments under elevated humidity. In thi

Integrated Service Technology (IST)

Express Newsletter: soldermask vendors (174)

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