LED module signal transmitting circuit based on power carrier line

The invention discloses an LED module signal transmitting circuit based on a power carrier line, which comprises an enabling control unit, a signal driving unit and a signal isolation unit. The signaldriving unit is used for exciting the data of the signal terminal, amplifying and sending out through the transmitting terminal TX; the enabling control unit is configured to turn on or off the signal driving unit. The signal isolation unit is configured to isolate the signal reception link when the signal driving unit is started. The LED module signal transmitting circuit based on the power carrier line of the present invention maintains high impedance in the case of receiving a signal, has high linearity driving capability in the case of transmitting a signal, and can stand by with low power consumption. 本发明公开了种基于电力载波线路的LED模块信号发送电路，包括使能控制单元、信号驱动单元和信号隔离单元；所述信号驱动单元，用于对信号端的数据激励、放大后经发射端TX发送出去；所述使能控制单元，用于启动或者关闭所述信号驱动单元；所述信号隔离单元，用于在所述信号驱动单元启动时隔离信号接收链路。本发明的基于电力载波线路的LED模块信号发送电路，在接收信号的情况下保持高阻抗、在发送信号的情况下具有高线性度的驱动能力、同时能够低