Invention Grant
- Patent Title: Single-stage electronic ballast for a fluorescent lamp
- Patent Title (中): 单级电子镇流器用于荧光灯
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Application No.: US12285197Application Date: 2008-09-30
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Publication No.: US08030855B2Publication Date: 2011-10-04
- Inventor: Hung-Ching Lu , Te-Lung Shih
- Applicant: Hung-Ching Lu , Te-Lung Shih
- Applicant Address: TW Taipei TW Taipei
- Assignee: Tatung Company,Tatung University
- Current Assignee: Tatung Company,Tatung University
- Current Assignee Address: TW Taipei TW Taipei
- Agency: Bacon & Thomas, PLLC
- Priority: TW97118652A 20080520
- Main IPC: G05F1/00
- IPC: G05F1/00 ; H05B37/02 ; H05B39/04 ; H05B41/36
Abstract:
The invention provides a single-stage electronic ballast for a fluorescent lamp, comprising a boost circuit and a load unit. The boost circuit includes a first inductor, a first capacitor, a first diode and at least a switch, wherein the positive terminal of the first diode is connected to the first inductor, and the negative terminal of the first diode is connected to the at least a switch. The load unit includes at least a fluorescent lamp, two terminals of the first capacitor are respectively connected to the at least a load unit, and the at least a switch is connected to the load unit for controlling its turning-on and turning-off, wherein the boost circuit and the load unit share the at least a switch.
Public/Granted literature
- US20090289574A1 Single-stage electronic ballast for a fluorescent lamp Public/Granted day:2009-11-26
Information query
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