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100 DESIGN007 MAGAZINE I NOVEMBER 2020 1 Fresh PCB Concepts: 4 Characteristics to Consider When Selecting PCB Base Materials E Selecting the correct material is critical if you want your cir- cuit board to survive the assem- bly process or come out of the assembly process in good condi- tion. Jeffrey Beauchamp explains the four main characteristics from the IPC-4101 material specification that are critical in finding the performance of your base material. 2 The Digital Layout: Education Unlocks the Golden Door to Freedom E Kelly Dack speaks with the PCEA Educational Committee regard- ing the team's take on the PCEA's role in education. What do they have in store? PCEA Chairman Steph Chavez also weighs in on the strength of our education committee and why it is crucial to the PCEA's mission. 3 Standard of Excellence: 4 Areas That Will Improve by Next Year E As we continue to work our way through this pandemic, it makes us wonder about—and even yearn for—what things will be like one year from now. Anaya Vardya shares four things that we have been forced to do today that we will still be doing in October of 2021. 4 Connect the Dots: Unraveling the Mysterious BGA Routing Mess E A ball-grid-array (BGA) device can be a daunting component to route, especially in fine- pitch arrays featuring solder ball counts in the hundreds and pitch values as tight as 0.5 millimeters. Bob Tise and Matt Stevenson describe how you can take the mystery out of BGA routing and create a PCB design that can handle all those pesky narrow spaces. Jeff Beauchamp Anaya Vardya Stevenson & Tise Kelly Dack

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