Invention Application
US20140021872A1 CIRCUIT FOR CONTROLLING A LIGHTING UNIT WITH LIGHT-EMITTING DIODES
有权
用于控制具有发光二极管的照明单元的电路
- Patent Title: CIRCUIT FOR CONTROLLING A LIGHTING UNIT WITH LIGHT-EMITTING DIODES
- Patent Title (中): 用于控制具有发光二极管的照明单元的电路
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Application No.: US14032561Application Date: 2013-09-20
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Publication No.: US20140021872A1Publication Date: 2014-01-23
- Inventor: Laurent Gonthier , Antoine Passal
- Applicant: STMicroelectronics (Tours) SAS
- Applicant Address: FR Tours
- Assignee: STMicroelectronics (Tours) SAS
- Current Assignee: STMicroelectronics (Tours) SAS
- Current Assignee Address: FR Tours
- Priority: FR09/53922 20090612
- Main IPC: H05B33/08
- IPC: H05B33/08
Abstract:
A circuit capable of receiving, in series with at least one light-emitting diode, a rectified A.C. voltage, comprising: a first gate turn-off thyristor connected to first and second terminals of the circuit; and a control circuit for turning off the first thyristor when the voltage between the first and second terminals exceeds a threshold.
Public/Granted literature
- US08994283B2 Circuit for controlling a lighting unit having a periodic power supply with a thyristor Public/Granted day:2015-03-31
Information query
