A DC-DC converter for converting an input voltage to generate a first voltage and for outputting the first voltage to a first output terminal, the DC-DC converter including: a resistor unit for electrically connecting a set resistor to the first output ter...

An apparatus for supplying a power voltage to a pixel unit of a display apparatus includes a first power supplying unit for applying the power voltage to the pixel unit during a normal mode, a second power supplying unit for applying the power voltage to t...

A DC-DC converter and an organic light emitting display device using the same. Here, a DC-DC converter (500) is provided with a voltage sensor (400) for sensing a battery voltage outputted from a battery (700). A regulator (510) receives the battery voltag...