To simplify incandescent-like LED dimming – where colour temperature (CCT) falls with intensity – Dialog Semi has introduced a single chip dual output power converter that needs no microcontroller.

This article describes a design example report of a 7 W dim-to-warm buck-boost LED driver utilizing the LYTSwitch-7 family of devices. It has an input range of 100 VAC to 132 VAC and an output current ...