| 摘要 |
An asymmetric protection sensing circuit includes: a first lamp; a plurality of second lamps; a first transformer including a first primary side and a first secondary side having a first terminal and a second terminal, the first terminal connected to one terminal of the first lamp; a plurality of second transformers respectively having a third terminal and a fourth terminal, the fourth terminals respectively connected to one terminals of the second lamps; a plurality of impedances, the second terminal and the third terminals respectively connected to the ground via one of the impedances, the second terminal connected to one of the impedances at a first connecting point, the third terminals respectively connected to one of the other impedances at a plurality of connecting points connected to each other at a second connecting point; and a voltage-dividing unit disposed between the first and second connecting point to form a voltage-sensing point therebetween. |
