Viscoelastic Polymer for Printed-Circuit-Board Vibration Damping

Abstract

A viscoelastic polymer was selected as a possible means of vibration damping for electronic printed-circuit-board (PCB) assemblies in a surface-to- air guided-missile application. Thin layers of the self-adhesive polymer were bonded to dummy and real PCB assemblies, and accelerations were recorded at various PCB locations during sinusoidal vibration tests. For input levels of 1 and 2 g and logarithmic frequency sweeps from 10 to 2500 Hz, peak resonant acceleration levels were reduced to 15 percent of the peak levels recorded under the same conditions with no damping layers added.

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Document Details

Document Type
Technical Report
Publication Date
Sep 01, 1979
Accession Number
ADA077803

Entities

People

  • Mark R. Probst

Organizations

  • Harry Diamond Laboratories

Tags

Communities of Interest

  • Energy and Power Technologies
  • Weapons Technologies

DTIC Thesaurus Topics

  • Adhesives
  • Assembly
  • Attachment
  • Circuit Boards
  • Circuits
  • Coatings
  • Diameters
  • Drill Tapes
  • Frequency
  • Guided Missiles
  • Materials
  • Polymers
  • Printed Circuit Boards
  • Printed Circuits
  • Resonant Frequency
  • Test And Evaluation
  • Vibration

Readers

  • Control Systems Engineering.
  • Integrated Circuit Design and Technology.
  • Polymer Science and Engineering.

Technology Areas

  • Microelectronics
  • Microelectronics - Microelectromechanical Systems