process & technology -尊龙凯时最新

introduction to passive process products



  • applicable to passive circuit chip design and manufacture;
  • match circuit, power divider/ synthesizer, filter, and coupler
introduction to gaas process products

ppa25: 0.25 µm power phemt process

process features:
  • 0.25μm optical t-gate
  • planarization process (ion implantation and isolation)
  • double recess
  • high-q passivation layer
  • mim capacitor
  • tan resistor(50ω/sq)
  • gaas resistor
  • air bridge
  • backside via hole
  • protection overcoat(pbo)
  • operation up to vd=8v
classical technical parameters:

  • applicable to medium and small broadband and narrowband power amplifiers, able to realize multiple mmic