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LED-Lighting-Slide12
Microchip provides reference designs of lighting applications for speeding up the design process or for demo purposes. This slide shows a reference design of a 50W LED lighting application. The design uses an external power supply from Fairchild, an Microchip MSL2041 LED driver IC driving four LED strings and an Microchip Tiny24 MCU. The MCU provides all the signals needed for dimming the LED strings, acts as a sensor hub and receives any external PWM. The four pulse-width modulation (PWM) inputs, one per LED string, enable a very high dimming rate.
PTM Published on: 2011-11-21