Abstract: An LED driver includes a power input configured to receive an input power; a dimmer switch input configured to receive a brightness input; and a power supply coupled to the power input and the dimmer switch input, the power supply having a plurality of selectable transfer functions and a currently selected transfer function of the plurality of selectable transfer functions, the power supply being configured to generate an output power from the input power, the output power having a level based on a value of the brightness input and the currently selected transfer function.

Abstract: A touch sensor for controlling intensity of lighting electrically connected thereto, the touch sensor including a touch sensor interface for detecting a touch of a user, a power supply connected to the touch sensor for controlling the intensity of the lighting, and a backlight behind the touch sensor interface, and including a plurality of light sources for illuminating different portions of the touch sensor interface.