Imagineering, Inc. | https://www.pcbnet.com/capabilities/fabrication/technology-roadmap/
. Layer Count 50 Max. Working Panel Size 21" x 31" Max. Board Thickness .300" Min. Board Thickness 0.16"(6L) Min. Line/Space • I/L - 2 / 1.5mil (HDI) • O/L - 2 / 1.5 mil (HDI) Warpage .001" / sq. in. BGA Pitch 0.20mm Layer to Layer Registration 3 mil
Heller 公司 | http://hellerindustries.com.cn/Vacuum-Void-Reduction-Reflow.pdf
]. That position is supported by results from several studies in which macrovoids did not reduce board level reliability [11-13]. Independent investigations by Sethuraman [14], Coyle [15], and Hillman [16
Heller Industries Inc. | https://hellerindustries.com/wp-content/uploads/2018/07/Vacuum-Void-Reduction-Reflow.pdf
]. That position is supported by results from several studies in which macrovoids did not reduce board level reliability [11-13]. Independent investigations by Sethuraman [14], Coyle [15], and Hillman [16
Heller Industries Inc. | https://hellerindustries.com/wp-content/uploads/2022/04/Vacuum-Void-Reduction-Reflow-1.pdf
]. That position is supported by results from several studies in which macrovoids did not reduce board level reliability [11-13]. Independent investigations by Sethuraman [14], Coyle [15], and Hillman [16
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