A CMOS-MEMS rotary microactuator suitable for hard disk drive applications

  • W.C. Messner
  • , J.A. Bain
  • , M. Koenders
  • , J. Groenesteijn
  • , G.H. Marsman
  • , P.J. Gilgunn
  • , G.K. Fedder

    Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

    7 Citations (Scopus)

    Abstract

    This work presents an electrothermal rotary actuator fabricated using CMOS-MEMS technology. The device discussed herein shows a rotational stroke of more than 10° and an electrothermal actuation cut-off frequency of 300 Hz. The device footprint is less than 1 mm x 1 mm and power consumption is less than 10 mW. The above performance and the device topology make it attractive for application in hard disk drive (HDD) head actuation applications. This paper details fabrication and characterization of this device and methods for extending its performance to levels needed for HDD applications.

    Original languageEnglish
    Title of host publicationTRANSDUCERS 2009 - 15th International Conference on Solid-State Sensors, Actuators and Microsystems
    PublisherIEEE
    Pages1509-1512
    Number of pages4
    ISBN (Electronic)978-1-4244-4193-8
    ISBN (Print)978-1-4244-4190-7, 978-1-4244-4192-1 (CD)
    DOIs
    Publication statusPublished - 2009
    EventTRANSDUCERS 2009 - 15th International Conference on Solid-State Sensors, Actuators and Microsystems - Denver, CO, United States
    Duration: 21 Jun 200925 Jun 2009

    Publication series

    NameTRANSDUCERS - International Conference on Solid-State Sensors, Actuators and Microsystems
    PublisherIEEE
    Number15
    Volume2009
    ISSN (Print)2159-547X
    ISSN (Electronic)2164-1641

    Conference

    ConferenceTRANSDUCERS 2009 - 15th International Conference on Solid-State Sensors, Actuators and Microsystems
    Country/TerritoryUnited States
    CityDenver, CO
    Period21/06/0925/06/09

    Keywords

    • CMOS MEMS
    • Electrothermal actuation
    • Hard disk drive
    • Rotary actuator
    • Second stage actuator
    • n/a OA procedure

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