Wide temperature programmable computer controller

The utility model discloses a wide temperature programmable computer controller, including the current mode control chip who is used for pulse width modulation, the current mode controller adopts UC3843BV, just the outside connected system clock circuit of current controller. The utility model discloses be it in to have satisfied the product 40 DEG C~70 DEG C the wide temperature operational environment demand of work down, make PCC product application scope more extensive.