Acronyms, Abbreviations, and Other Terminology

The test fixture and circuit board engineering worlds contain many different acronyms and abbreviations. This section defines the various acronyms, abbreviations, and other terminology that we use at FixturFab.

Acronyms

• DFM
  • Design for Manufacturing
• DFT
  • Design for Test
• DUT
  • Device Under Test
• GP
  • Guide Pin
• MTM
  • Acroname Manufacturing Test Modules
• PCB
  • Printed Circuit Board
• PCBA
  • Printed Circuit Board Assembly
• TP
  • Test Point
• TPCB
  • Test Point Carrier Board

Test Fixture Terminology

• Cartridge
  • Replaceable/modular set of plates that is customized for testing a Device Under Test (DUT)
• Feedthrough Plate
  • Connector Plate on Test Fixture that various feedthroughs, mass-interconnects, and other panel mount connectors are mounted.
• Fixture Base
  • Mechanical Fixture Base that a Cartridge will be mounted within
• Probe
  • Test Probe or Pogo-Pin
  • Replaceable spring probe that makes electrical contact with the DUT
• Receptacle
  • Container that a test probe is pressed into
  • Allows for probes to be easily replaced
• Test Point Carrier Board
  • Interfaces probes/receptacles to instrumentation/connectors within the cartridge
  • Also known as an interface board from other suppliers