Materials

Package substrates (FC-BGA)

Package substrates connect a chip to the circuit board. FC-BGA substrates are multilayer build-up substrates with fine wiring and microvias for flip-chip CPUs, GPUs and AI accelerators.

What it does


As chips get larger and add chiplets and HBM, substrates are growing in size and layer count, and organic interposer layers are being developed as an alternative to silicon interposers.

Products (4)


Japanese makers in this category


Other materials


Sources


  1. Ibiden: product page
  2. Kyocera: organic package product page
  3. Shinko Electric: DLL product page
  4. TOPPAN: FC-BGA product page

Related calculators


More on this topic


Japanese equipment by category

Package substrates (FC-BGA)

Last updated: October 23, 2026