The invention discloses an EL sheet and a dome keypad using the same. The EL sheet has an improved capability of light dispersion that can minimize the influence of static electricity or the electromagnetic waves, and by applying the EL sheet, the dome keypad of EL method can accurately recognize a pressed state of a key to increase the stability of the product and click rate. Accordingly, the present invention applied to communication devices such as mobile phones can perform a signal generation and various supplementary functions, and particularly can be adequately used for a keypad having a function of distinguishing numbers or characters in the dark or at night.