997 solder void criteria for qfn heat sink results

Electronics Forum: solder void criteria for qfn heat sink (2)

Criteria for thermocouple wire attachment

Electronics Forum | Thu Dec 21 21:37:19 EST 2006 | Jack

Hi Pavel, Real Chunks, Thanks for your valuable inputs..Selecting the correct location for board profiling is critical in determining the solder joint quality. Am I right to say TC wire attachment locations priority should be as below: (1) Thermal

What is the QFN or Device Voiding Levels Needed for Automotive Industry for Power Devices for Electric Vehicles?

Electronics Forum | Tue May 01 20:40:38 EDT 2018 | sarason

In the past I have worked on 600 Amp FET Blocks. The rule was no voids. The circuit board would be heavy copper. 4 times normal plating time. Not particularly high resolution on the board say 20 mils. To help with the heavy plating. The boards were t

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Videos: solder void criteria for qfn heat sink (1)

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The X3 is an automatic X-Ray inspection system featuring combined Transmission and 3D Technology for sophisticated high-speed inspection in electronic production. The system is based on the motion concept of the MatriX X2.5 AXI system. A newly develo

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Express Newsletter: solder void criteria for qfn heat sink (994)

SMTnet Express - December 16, 2017

SMTnet Express, December 16, 2017, Subscribers: 31,015, Companies: 10,789, Users: 24,054 Controlling Voiding Mechanisms in the Reflow Soldering Process Keith Sweatman, Takatoshi Nishimura, Kenichiro Sugimoto, Akira Kita; Nihon Superior Co., Ltd

Voiding Control for QFN Assembly

Voiding Control for QFN Assembly Voiding Control for QFN Assembly Quad Flat No Leads (QFN) package designs receive more and more attention in electronic industry nowadays. This package offers a number of benefits including (1) small size

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