Thermostat with three-wire serial interface smart temperature sensor DS1620 configuration control circuit

  
DS1620 with a microprocessor to monitor temperature, by opening or closing the fan can be changed thermal conditions of the chip to achieve temperature control circuit as shown
Thermostat with three-wire serial interface smart temperature sensor DS1620 configuration control circuit - schematic

in FIG. Which is characterized TCOM signal through 2N7000 type MOSFET, to control the fan, the chip surface temperature t Open the fan when tH, and maintained until t




Leave Comment

characters left:

New Circuits

.