Semiconductor Testing & Prober Technology Insights

Success Story – MEMS Microfluidics Wafer Probe System Application – United States 

Written by Denis Place | November 15, 2021

Customer Requirements: 

A semiautomatic probe system is used for production testing of 150 mm and 200 mm MEMS wafers using probe cards, a dispensing system, and a Keithley S500 test system.

SemiProbe MEMS Microfluidics Wafer Probe System Solution: 

MEMS Microfluidic 200 mm Semiautomatic Probe System with Keithley S-500 Test System

MEMS Semiautomatic Probe System with a Probe Card

 

MEMS. Microfluidic Dispense System

 

Key MEMS Microfluidics Wafer Testing System Components: 

  • Vibration Isolation Table (VIT) with casters and leveling feet 
  • A programmable X, Y, Z, and theta stage with control electronics. The wafer stage has > 200 mm of X and Y travel 
  • 200 mm standard wafer chuck 
  • Probe Card Holder with coarse and fine theta adjustment 
  • Microscope Post with linear and coaxial X & Y microscope movement – 100 mm x 100 mm 
  • Stereo Zoom Microscope – with long working distance of 100 mm 
  • CCTV Camera System – color camera, 24” color monitor 
  • PC/Monitor/GPIB Card 
  • PILOT Software Suite – Navigator, Wafer Map, and Auto Align 
  • Keithley Test System controlled from the S500 Automated Characterization Suite (ACS) software using the SemiProbe driver via GPIB 
  • Dispense System – custom-designed – pump with two (2) dispense units  
  • Test Instrumentation – Keithley S500 Series