Sensor

3020 photosensitive sensor, SMD photosensitive tube, strong anti-interference, size 2.1*1.25Typ.940nm820-1100nmmin.30V (Bvceo) Typ.2.0mAMax.0.2μA

Easy Mall C77361 can be replaced, the two are only different in packaging.

There is no word on the surface and no complaints are accepted, 2-way touch chip, 2.5uA working current, 1 to 1 output, individually adjustable sensitivity. Suitable for battery powered applications.

SMD differential pressure, -1~1kPa, I2C/3.3V

Automotive Grade, 1.4V Temperature Sensor with I2C/SMBus Interface in LM75 Pinout 8-VSSOP -40 to 125

Hall sensor chip

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Plastic shell thermostat normally closed 5A 60 degrees 250V