IMS- Micro/Nano Fabrication Facility
Processing
Electroless Gold
 Equipment
           EquipmentPlating Station

Substrate Sizeup to 6" wafer



 Plating Parametersa

Plating Solution Immersion Gold CF

Mix Ratio3535 ml Part A, 250 ml Part B

pH 8.6 - 9.0

Temperature 70 - 75 oC

Substrate Si, Ge, GaAs, Ni, CdS, Kovar

Deposition Rate

 25 nm/min on Ni

 40 nm/min on Cu


Plating Thickness

 0.5 um Maximum


Agitation

 Continuous Required


a: The parameters are provide by Transene