SINGLE-ENDED PRIMARY INDUCTANCE CONVERTER (SEPIC) BASED POWER SUPPLY FOR DRIVING MULTIPLE STRINGS OF LIGHT EMITTING DIODES (LEDS) IN ROADWAY LIGHTING FIXTURES

Canada Patent

APP PUB NO CA-2770225-A1
SERIAL NO

2770225

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Abstract

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A lighting fixture and power supply are provided that allows a power factor correction (PFC) single ended primary inductance controller (SEPIC) that provides a controlled voltage output to provide a constant current to an LED load. The power supply provides an efficient and stable power supply for LEDs. Multiple power supplies can be provided on the same printed circuit board to control multiple LED channels.

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Patent Owner(s)

Patent OwnerAddress
LED ROADWAY LIGHTING LTDCA115 CHAIN LAKE DRIVE HALIFAX NOVA SCOTIA B3S 1B3

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Inventor(s)

Inventor Name Address
JOSEFOWICZ JACK YITZHAK HALIBUT BAY
CHURCH DONALD WESLEY HALIFAX
WINTERS ALAN SHAWN 137 BRIGHTON AVE STILLWATER LAKE NOVA SCOTIA B3Z 1E9

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