Pronunciation lamps and lanterns circuit board

The utility model discloses a pronunciation lamps and lanterns circuit board, including inserting terminal and insulation board, the insulation board sets up the left side at the circuit board carrier, the right -hand member top of circuit board carrier is provided with and connects out the terminal, electrolytic capacitor's left side top is provided with the fuse, the top of fuse is provided with piezo -resistor, filter capacitance's below is provided with intelligent constant current IC, intelligence constant current IC's below is provided with cortex M3 microprocessor. Set up smoke transducer, when burn out inside, through bee calling organ can be timely learn it is that the circuit board of lamps and lanterns burns out, conveniently detect the source of trouble, set up temperature sensor, can be timely detect the temperature, let the lamps and lanterns work of suspending, prevent to burn out the circuit board, set up piezo -resistor and fuse, fusing of metal when the electric current is too big can protec