Abstract: Disclosed is a BRCT clamping absorption circuit with short circuit protection, which relates to the technical field of short-circuit protection, includes a load module, a short-circuit detection module, a short-circuit protection module, a spike absorption module, a rectifying module, a clamping module and a main control module, wherein, the spike absorption module is connected with the load module, the rectifying module is connected with the spike absorption module, and the clamping module is connected with the rectifying module to form a clamping absorption protection for a spike voltage; the main control module is connected with the short-circuit detection module, and is used for controlling the on-off of a load regulator according to the short-circuit signal.

Abstract: Disclosed is a drive circuit for a digital dimming LED light, relating to the LED light drive circuits, which includes a power module and a dimming module corresponding to the LED lights, wherein the dimming module comprises a demodulation unit, a boosting constant voltage unit and a constant current chopper unit, and the power module is used to convert a utility power into DC power and output it to the demodulation unit, and to receive an external dimming signal and modulate and convert it into a digital signal. The demodulation unit is connected to the power module for receiving and demodulating the digital signal, the constant current chopper unit is connected to the demodulation unit, and both the boosting constant voltage unit and the constant current chopper unit are connected with the LED lights, so that the brightness of the LED lights is consistent.

Abstract: Disclosed is a drive circuit for a digital dimming LED light, relating to the LED light drive circuits, which includes a power module and a dimming module corresponding to the LED lights, wherein the dimming module comprises a demodulation unit, a boosting constant voltage unit and a constant current chopper unit, and the power module is used to convert a utility power into DC power and output it to the demodulation unit, and to receive an external dimming signal and modulate and convert it into a digital signal. The demodulation unit is connected to the power module for receiving and demodulating the digital signal, the constant current chopper unit is connected to the demodulation unit, and both the boosting constant voltage unit and the constant current chopper unit are connected with the LED lights, so that the brightness of the LED lights is consistent.

Abstract: Disclosed is a BRCT clamping absorption circuit with short circuit protection, which relates to the technical field of short-circuit protection, includes a load module, a short-circuit detection module, a short-circuit protection module, a spike absorption module, a rectifying module, a clamping module and a main control module, wherein, the spike absorption module is connected with the load module, the rectifying module is connected with the spike absorption module, and the clamping module is connected with the rectifying module to form a clamping absorption protection for a spike voltage; the main control module is connected with the short-circuit detection module, and is used for controlling the on-off of a load regulator according to the short-circuit signal.

Abstract: An application apparatus combining LED dimmer and reactor, comprises power supply, dimming control circuit, reactor circuit and voltage converting circuit. Output end of the power supply is connected to the dimming control circuit, output end of the dimming control circuit to the reactor circuit, output end of the reactor circuit to the voltage converting circuit, and output end of the voltage converting circuit to electrical loads. In the present invention, a utility frequency reactor is series connected between the output end of the dimmer and the dimmable LED light, and a R.C peak voltage absorption circuit is parallel connected to both ends of the reactor. By switching the phase angle on and off, it is possible to adjust level of output voltage and make light adjustment. Meantime, harmonic current is reduced, and electric grid pollution and line loss relieved, finally energy is saved and pollution is controlled.

Abstract: An application apparatus combining LED dimmer and reactor, comprises power supply, dimming control circuit, reactor circuit and voltage converting circuit. Output end of the power supply is connected to the dimming control circuit, output end of the dimming control circuit to the reactor circuit, output end of the reactor circuit to the voltage converting circuit, and output end of the voltage converting circuit to electrical loads. In the present invention, a utility frequency reactor is series connected between the output end of the dimmer and the dimmable LED light, and a R.0 peak voltage absorption circuit is parallel connected to both ends of the reactor. By switching the phase angle on and off, it is possible to adjust level of output voltage and make light adjustment. Meantime, harmonic current is reduced, and electric grid pollution and line loss relieved, finally energy is saved and pollution is controlled.