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TechnologyDecember 21, 2025
Low-void BGA ReflowLow-void BGAMillimeter-wave+8

Low-void BGA Reflow: Tackling Millimeter-wave and Low-loss Interconnect Challenges in 5G/6G Communication PCBs

Practical Guide to Low-void BGA Reflow for 5G/6G: Vacuum reflow and stencil design, materials and pad optimization, X-Ray inspection and process traceability, millimeter-wave S-parameter consistency and de-embedding techniques; Integrating SPI/AOI/X-Ray, FPT, and Boundary-Scan to enhance yield and reliability.