Lamp holder high-power silicon controlled rectifier dimming circuit

The utility model relates to the technical field of LED dimming, in particular to a lamp holder high-power silicon controlled rectifier dimming circuit, which comprises a rectifier module, a master control module, a constant current module and an LED lamp, the master control module comprises a chip U1 with the model of JW16979C, and the constant current module comprises a chip U2 with the model of JW1981 and a chip U3 with the model of JW1981; the input end of the rectification module is used for being connected with a mains supply, the first output end of the rectification module is connected with the REC end of the chip U1, the second output end of the rectification module is connected with the GND end of the chip U1, the GND end of the chip U2 and the GND end of the chip U3, and the OUT end of the chip U1, the OUT end of the chip U2 and the OUT end of the chip U3 are respectively connected with the LED lamp. The utility model aims to provide the high-power silicon controlled rectifier dimming circuit for t