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Piranha Clean: View
Process Hierarchy
Bonding
Clean
Consulting
Deposition
Doping
Etch
LIGA
Lift off
Lithography
Mask making
Metrology
Miscellaneous
Packaging
Polishing
Process technologies
Thermal
Unique capabilities

If you are interested in this process, either by itself or as part of a longer processing sequence, please send us email at engineering@mems-exchange.org or call us at (703) 262-5368

Piranha Clean
Batch size 25
Etchant
Solutions and their concentrations.
sulfuric acid/hydrogen peroxide
Excluded materials gold (category), copper
Sides processed both
Temperature 60 .. 70 °C
Wafer size
Wafer size
Equipment Air Control Microvoid
Equipment characteristics:
Wafer holder
Device that holds the wafers during processing.
teflon carrier
Wafer materials
List of wafer materials this tool can accept (not list of all materials, just the wafer itself).
silicon, silicon dioxide, Borofloat (Schott), alumina
Wafer thickness
List or range of wafer thicknesses the tool can accept
300 .. 1000 µm
Comments:
  • H2SO4(95%):H2O2(30%) 5:1
Extra terms