Global Patent Index - EP 1872628 A1

EP 1872628 A1 20080102 - SELF-EXCITING STEP-UP CONVERTER

Title (en)

SELF-EXCITING STEP-UP CONVERTER

Title (de)

SELBERSTERREGTER HOCHSETZSTELLER

Title (fr)

TRANSFORMATEUR ELEVATEUR DE TENSION AUTO-EXCITE

Publication

EP 1872628 A1 20080102 (DE)

Application

EP 06722660 A 20060322

Priority

  • DE 2006000507 W 20060322
  • DE 102005018794 A 20050422

Abstract (en)

[origin: CA2605172A1] The invention relates to an electronic ballast comprising a step-up converter, which comprises a storage inductor, a diode, an intermediate circuit condenser and a switch element. According to said invention, a current passing through the storage inductor is used in the form of an indicator of turnon and turnoff times of the step-up converter oscillates in a self-exciting manner.

IPC 8 full level

H05B 41/282 (2006.01); H02M 1/00 (2007.01)

CPC (source: EP US)

H02M 3/156 (2013.01 - EP US); H05B 41/2821 (2013.01 - EP US); Y02B 20/00 (2013.01 - EP US)

Citation (search report)

See references of WO 2006111121A1

Citation (examination)

FALIN J: "The TPS61042 as a Standard Boost Converter", TEXAS INSTRUMENTS APPLICATION REPORT, XX, XX, 1 January 2004 (2004-01-01), pages 1 - 6, XP002393186

Designated contracting state (EPC)

DE FR GB HU IT

DOCDB simple family (publication)

DE 102005018794 A1 20061026; CA 2605172 A1 20061026; CN 101164384 A 20080416; CN 101164384 B 20110706; EP 1872628 A1 20080102; US 2009295301 A1 20091203; US 7804253 B2 20100928; WO 2006111121 A1 20061026

DOCDB simple family (application)

DE 102005018794 A 20050422; CA 2605172 A 20060322; CN 200680013418 A 20060322; DE 2006000507 W 20060322; EP 06722660 A 20060322; US 91894506 A 20060322