The Structure and Working Principle of Capacitive touch switch. During a touch, capacitance forms between the finger and the sensor grid. The embedded serial controller in the touch screen calculates touch location coordinates and transmits them to the computer for processing.
≥ 100MΩ (250V DC)
10Ω ~ 2kΩ (based on the design)
0.5 ~ 5Ω
Wire Lead Resistance
Base Material Voltage Withstand
More than 10 years
Tail Bending Performance
-40°C to +90°C (-40° to 176°F)
-40°C to +90°C (-40° to 185°F)
86 ~ 106 kPa
+40°C, 90%~95% RH for 480 Hours
Capacitive touch switch because of its fantastic Electrical Properties, Mechanical Properties and Environmental Properties, it is widely used in Smart Home Appliances, Office Equipment, Medical Equipment, Automobile and Industrial Equipment.
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