LED power supply with timing control function

The utility model discloses an LED power supply with a timing control function, comprising a magnetic core, an input end of the magnetic core is connected with a rectification module, an output end ofthe rectification module is also connected with an M8920 chip, and a DRV pin of the M8920 chip is connected with the magnetic core through a field effect transistor; a DIM pin of the M8920 chip is connected with a timing unit, and the output end of the magnetic core is connected with an energy storage unit; according to the LED power supply, the dimming effect on the LED is realized through the M8920 chip; moreover, the timing unit is connected with the M8920 chip to realize timing control of the LED, and an LED timing control function is integrated into the LED power supply, so that the control cost of the LED is greatly reduced, and large-batch production and popularization are facilitated. 本实用新型公开了一种具有计时控制功能的LED电源，包括磁芯，所述磁芯的输入端连接有整流模块，所述整流模块的输出端还连接有M8920芯片，所述M8920的DRV引脚通过场效应管与所述磁芯连接；所述M8920芯片的DIM引脚连接有计时单元，所述磁芯