| 摘要 |
<p>The present invention relates to an LED lighting device using a ballast for a fluorescent lamp, which comprises: an LED unit including at least one LED device; a rectifying unit for rectifying a power signal outputted from a ballast for a fluorescent lamp to be transmitted to a control unit; and the control unit for controlling connection of the rectifying unit and the LED unit according to the size of an input voltage of the control unit, received from the rectifying unit, and realizing the process of turning on the light of a fluorescent lamp. [Reference numerals] (100) Rectifying unit; (120) Control unit; (140) LED unit; (CT1) First connection terminal; (CT2) Second connection terminal; (J1) First electrode; (J2) Second electrode; (J3) Third electrode; (J4) Fourth electrode</p> |
