| 摘要 |
PROBLEM TO BE SOLVED: To provide an LED lamp capable of respectively controlling lighting-up of light sources which are built in the same lamp and are different each other, its lighting-up device, and a lighting fixture.SOLUTION: The LED lamp includes first and second light sources 10, 11 respectively having a plurality of LEDs 1A connected in series and a pair of electrodes respectively connected with both ends of a series circuit of the LEDs 1A, a tube 12 formed with a light-transmitting material at a straight tube shape and internally storing the light sources 10, 11, a pair of bases 13, 14 for sealing both ends of the tube 12, a pair of power supply pins 15, 16 arranged on one base 13 and individually connected with one electrodes of respective light sources 10, 11, and a common pin 17 arranged on the other base 14 and commonly connected with the other electrodes of respective light sources 10, 11. Power supply routes of respective light sources 10, 11 are independent each other. |
