DC/DC converter including a zener diode having a substantially zero temperature coefficient

Details for Australian Patent Application No. 2004233528 (hide)

Owner Mitsumi Electric Co., Ltd

Inventors Yamamoto, Hirotaka; Yoshino, Toru; Hirabayashi, Masayuki; Yoshida, Eiji

Agent Griffith Hack

Pub. Number AU-B-2004233528

Priority 16575/2004 26.01.04 JP

Filing date 26 November 2004

Wipo publication date 11 August 2005

Acceptance publication date 12 February 2009

International Classifications

H02M 3/338 (2006.01) Conversion of dc power input into dc power output

H02M 1/10 (2006.01) Details of apparatus for conversion - Arrangements incorporating converting means for enabling loads to be operated at will from different kinds of power supplies, e.g. from ac or dc

Event Publications

16 December 2004 Complete Application Filed

  Priority application(s): 16575/2004 26.01.04 JP

11 August 2005 Application Open to Public Inspection

  Published as AU-B-2004233528

12 February 2009 Application Accepted

  Published as AU-B-2004233528

11 June 2009 Standard Patent Sealed

24 June 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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