Capacitive Touch Sensors
Capacitive sensing. In electrical engineering, capacitive sensing (sometimes capacitance sensing) is a technology, based on capacitive coupling, that can detect and measure anything that is conductive or has a dielectric different from air. Unlike resistive touch screens, capacitive screens do not use the pressure of your finger to create a change in the flow of electricity. Instead, they work with anything that holds an electrical charge – including human skin.
Types of Sensors
- Audio Sensors
- Liquid Level Sensors
- Proximity Sensors
- Capacitive Touch Sensors
- Magnetic Sensors
- Current Sensors
- Motion & Position Sensors
- Optical Sensors
- Environmental Sensors
- Temperature Sensors
- Pressure Sensors
- Linear Displacement Sensors
- Biometric Sensors
- Sensor Hardware & Accessories
- Vibration & Tilt Sensors
- Flow Sensors
Capacitive Touch Sensors 8-Channel Capacitive Touch Sensor
Capacitive Touch Sensors 8-Channel Capacitive Touch Sensor
Capacitive Touch Buttons 16-QFN (4x4)
Capacitive Touch Buttons 14-SOIC
Capacitive Touch Buttons 14-SOIC
Capacitive Touch Buttons SOT-23-6
Capacitive Touch Sensors 6-Channel Capacitive Touch Sensor
Capacitive Touch Buttons SOT-23-6
Capacitive Touch Buttons, Slider 28-VQFN (4x4)
Capacitive Touch Buttons 32-VQFN (5x5)
Capacitive Touch Buttons, Slider, Wheel 28-SSOP
Touchscreen Controller 2 Wire Capacitive I2C Interface 28-SSOP
Capacitive Touch Buttons 32-QFN (4x4)
Capacitive Touch Buttons 40-QFN (5x5)
FAQ
- What are Capacitive Touch Sensors?
- Capacitive touch sensors are electronic devices that detect the presence or touch of a human finger or conductive object by measuring changes in capacitance. They are widely used for user interface applications in electronic devices.
- How do Capacitive Touch Sensors work?
- Capacitive touch sensors work by forming an electrical capacitor between the sensor electrode and the conductive object (such as a finger). When the object touches the sensor surface, it changes the capacitance, which is detected and converted into a digital signal for processing.
- Can Capacitive Touch Sensors work through non-conductive materials?
- Yes, capacitive touch sensors can detect touch through non-conductive materials like glass, plastic, or even gloves, depending on the sensor's design and sensitivity.
- Can Capacitive Touch Sensors be integrated into IoT systems?
- Yes, many capacitive touch sensors can be integrated into Internet of Things (IoT) systems, allowing touch data to be transmitted wirelessly for remote monitoring and control.