LED LIGHTING DEVICE DIRECTLY COUPLED TO POWER SUPPLY UNIT
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United States of America Patent
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app pub date -
Jun 23, 2017
filing date -
Jan 2, 2015
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Abstract
An LED lighting device directly coupled to a power supply unit includes: a lighting unit (100) having a mounting space (150), in the bottom of which a substrate (120) mounted with LEDs is mounted, with a plurality of heat dissipation fins (140) provided on an upper portion of the lighting unit (100); a power connection unit (300) protruding upward from the upper portion of the lighting unit (100) and having a power connection hole (310) capable of supplying power to the substrate (120); and a power supply unit (200) that is a switching mode power supply (SMPS) coupled to the power connection unit (300) to supply power to the substrate (120). The LED lighting device has a simple structure and is capable of reducing the production cost.
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