Patent Number: 6,297,973

Title: Power converter for correcting power factor

Abstract: A power converter for converting electrical power is provided. The power converter includes a first converting circuit. The first converting circuit has a switch assembly alternatively turning on and off for converting a direct current (DC) to a first alternating current (AC), a transformer coupled to the switch assembly for transforming the first alternating current to a second alternating current, a major switch coupled in parallel with the switch assembly and a first switch device, a boosting switch coupled in parallel with the switch assembly and a second switch device, and a first capacitor coupled in series with the boosting switch.

Inventors: Jian-Ping; Ying (Taipei, TW), Bing; Lu (Taipei, TW), Jian-Hong; Zeng (Taipei, TW)

Assignee: Delta Electronics, Inc.

International Classification: H02M 7/505 (20060101); H02M 5/00 (20060101); H02M 5/44 (20060101); H02M 7/523 (20060101); H02M 005/45 ()

Expiration Date: 10/02/2018