Process Flows


Wafer Probing


Wafer and bare die probing  100% Electrical Probe Testing of up to 8" (200mm) wafers

   Featuring:

   ■ Hot chuck capability to 125ºC
   ■ Parameter binning and electrical grading with datalog 
   ■ Electronic map generation and/or inked wafer
   ■ Offline inking from most industry standard electronic map formats
   ■ Parameter matching for pairs and coupling
   ■ Flexible setup for both high and low volume.

Wafer Sawing


  Precision dicing of wafers, ceramic substrates, glass and more

   Featuring:

   ■ Repeatability accuracy: 0.001mm
   ■ Cutting range X-Y axis: >= 210 mm
   ■ Flexible setup & wide range of substrates and materials cut
   ■ Wider height profile than other conventional dicers
   ■ Absolute control of cutting water quality via DWR unit
   ■ Stay-Clean™ surfactant injection for particle free surface

Bare Die Pick & Placing

   Automated picking of die sizes from 250µmx250µm (10x10 Mils) to 8.4mmx8.4mm (330x330 Mils)

   Featuring:

   ■ 24-hour operation with high-speed throughput =>5K UPH
   ■ Integrated in-line inspection filtering out visual defects
   ■ Integrated in-line inspection filtering out ink dot rejects
   ■ Integrated electronic map picking from all industry recognized data formats
   ■ Integrated in-line rotational adjustment ensuring correct die orientation
   ■ Minimal contact made to the die top surface.

 

   Automated picking of die sizes from 200µmx200µm (8x8 Mils) to 25mmx25mm (985x985 Mils)

   Featuring:

   ■ Optional die inversion (die flipping) to prepare bumped bare die for automated assembly
   ■ Optional in-line backside visual inspection
   ■ Optional side collection for topside sensitive bare die
   ■ Integrated in-line inspection filtering out gross visual defects
   ■ Integrated in-line inspection filtering out ink dot rejects
   ■ Integrated electronic map picking from most industry recognized data formats.

Final QC / Visual Inspection

   A combination of human and machine optical inspection applied to 100% of all outgoing bare die

   Featuring:

   ■ Diode inspection to Mil-STD-750 Methods 2073, 2074
   ■ Transistor inspection to MIL-STD-750 Method 2072
   ■ IC inspection to MIL-STD-883 Method 2010 - Conditions A or B
   ■ Inspection to ESCC specifications
   ■ Inspection to Source Control Drawing (SCD)
   ■ Inspection to Customer Specification.