It's possible to reduce the footprint of a board by mounting multiple chips in one package.
As a way to further reduce the footprint, we have a technology that allows us to mount die on top of die.
An insulated DAF (Die Attach Film) is used for chip-to-chip bonding to prevent short circuits.


Stacked die

Feature

  • Reduce the footprint
  • Downsizing of the package
  • Conventional chips can be used
  • High electric insulation

Structure


Stacked Die

Application

  • Battery protection IC
  • DCDC converter
  • MOS Relay switch
  • Power Management IC