Transformer and flat panel display device comprising same

Abstract

A transformer according to one embodiment of the present invention comprises: a core unit including an upper core and a lower core; a coil unit of which a portion is disposed in the core unit; and a bobbin unit disposed between the core unit and the coil unit, wherein the coil unit includes a first coil and a second coil of which at least a portion is disposed on the side surface of the first coil, the core unit includes a first outer foot part, a second outer foot part, and an intermediate foot part disposed between the first outer foot part and the second outer foot part, and the shortest distance between the first coil and the second coil can be 0.1 to 0.3 times the shortest distance between the outermost part of the first coil and an adjacent outer foot part from among the first outer foot part and the second outer foot part.

Dependencies are inferred from the claim text.