Philips Lighting Holding B.v.

Yongkang Tiantian Aipao Intelligent Technology Co., Ltd.

Guangyi Luo

Yuhong Fang

Zhiping Zhou

Arun Ganesh

Bo Huang

Qianhai Li

Hui Ye

Qihua Miao

Tiandong Lv

An electronic ballast with power thermal cutback including an electronic ballast operably connected to provide power to a lamp, the electronic ballast having a PFC converter (HO) operable to receive a PFC input voltage () and operable to provide a DC bus voltage on a DC bus (); a DC/AC converter () operable to receive the DC bus voltage from the DC bus () and to provide AC power () to the lamp () at an AC output frequency; a compensator () responsive to an electronic ballast condition parameter, the compensator () being operable to provide a compensator signal to at least one of the PFC converter () and the DC/AC converter (). At least one of the PFC converter () and the DC/AC converter () is responsive to the compensator signal to reduce the power to the lamp () when the electronic ballast condition parameter passes a threshold.

Electronic ballast with power thermal cutback

Growing community of inventors

Shanghai, China

Guangyi Luo