| 摘要 |
<p>The present invention relates to a power supplying apparatus and a power supplying method. The power supplying apparatus includes a main power supply device which changes input power with a preset size and outputs the power and an LED driver which supplies the output power to a load. The present invention senses a voltage between the main power supply device and the LED driver, outputs a control signal according to the amplitude of the sensed voltage, and controls the operation of the main power supply device according to a control signal. According to the present invention, the stability of the power supplying apparatus is improved.</p> |
