LIGHT EMITTING UNIT DRIVING CIRCUIT AND LIGHT EMITTING DEVICE

摘要

The present invention relates to a light emitting unit driving circuit and a light emitting device. The light emitting unit driving circuit provided according to embodiments of the invention includes: an operating voltage supplying unit for supplying a voltage input for the driving circuit; a driving unit coupled to the operating voltage supplying unit and configured to drive the light emitting unit to make the light emitting unit turn on or turn off; and a feedback control unit coupled between the driving unit and the light emitting unit, and forming a feedback loop together with the driving unit and the light emitting unit to stabilize an operating current of the light emitting unit.