发明申请
US20160234896A1 LIGHTING CONTROL CIRCUIT, ILLUMINATING LAMP USING THE LIGHTING CONTROL CIRCUIT, AND LIGHTING DEVICE USING THE ILLUMINATING LAMP 审中-公开
照明控制电路,使用照明控制电路的照明灯和使用照明灯的照明装置

LIGHTING CONTROL CIRCUIT, ILLUMINATING LAMP USING THE LIGHTING CONTROL CIRCUIT, AND LIGHTING DEVICE USING THE ILLUMINATING LAMP
摘要:
A lighting control circuit for an illuminating lamp includes: a rectifier part that is connected to a ballast to which commercial alternating-current electric power is supplied, and converts the alternating current to direct current; a smoothing capacitor that is provided on an output side of the rectifier part, and removes an alternating-current component included in direct current outputted from the output side; a drive circuit that has a switching element, and performs on-off control on electric current flowing to a plurality of solid-state light-emitting elements connected in series to both ends of the smoothing capacitor; and an inductor that is provided in an electric power supply system between the ballast and the smoothing capacitor.
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