Heller Industries Inc. | https://hellerindustries.com/wp-content/uploads/2018/07/last-will-of-bga-void.pdf
BGA288 19x19 mm 1.0 mm A-CABGA288- .8mm-19mm- DC Test Vehicle The test board was 2.18mm (86 mil) thick with 14 dummy inner layers. The board was constructed using FR-4 material in accordance with IPC-4101/126 with an electroless nickel/immersion gold (ENIG
GPD Global | https://www.gpd-global.com/co_website/pdf/GPD-Global-CMRT-2021.xlsx
newly published IPC-1755 Standard. Changes include: 1. Addition of new company information fields. 2. Two additional due diligence questions and removal of one. 3. Minor changes to question text throughout. 4. Expansion of instructions and definitions. 5
