An LED lamp according to an embodiment of the present invention wherein a PWM control unit (25) performs PWM control of a current (i) flowing through an LED light emitting unit (24) by pulse drive at a frequency higher than a predetermined frequency when the frequency of an external alternating current inputted betw...

An LED lamp (20) according to an embodiment of the present invention includes a pair of input terminal units (20a 20c) a rectification circuit unit (22) and a LED light emitting unit (24) the LED lamp (20) having: a variable inductance unit (L50 L60) for causing an alternating current to be passed via the rectificat...