AT42QT1010-TSHR

AT42QT1010-TSHR Touch Sensor

The AT42QT1010-TSHR is an advanced, single-channel IC from the QTouch family, manufactured by Microchip. It is a precise capacitive touch or proximity sensor designed for implementing intuitive user interfaces. Thanks to the patented Charge-Transfer technology, this device provides high noise immunity, automatic calibration, and drift compensation, ensuring reliable touch detection even through thick panels. The component comes in a compact 6-pin SOT23-6 surface-mount package.

Key Features and Specifications of the AT42QT1010-TSHR Touch Sensor

The most important technical parameters of the AT42QT1010-TSHR, which define its suitability for modern HMI interfaces, include:

• Device Type: Capacitive touch/proximity sensor.
• Number of Channels: 1 channel – configurable as a single touch button or proximity sensor.
• Detection Technology: Patented Spread-Spectrum Charge-Transfer technology.
• Output Interface: 1-Wire digital output, easily interfaced with a microcontroller.
• Supply Voltage: Wide operating range from 1.8 V to 5.5 V, ideal for battery-powered applications.
• Current Consumption: Very low standby current, typically 17 µA at 1.8 V.
• Integrated Functions: Self-calibration, automatic drift compensation, and advanced noise filtering.
• Package: SOT23-6 (SMD), enabling project miniaturization.

Typical Applications of the AT42QT1010-TSHR Touch Sensor

The AT42QT1010-TSHR capacitive sensor is used in all projects where traditional mechanical buttons are replaced by modern, maintenance-free touch surfaces. Typical applications include:

• interfaces for household and consumer electronics devices,
• battery-powered devices,
• lighting switches and panels,
• proximity detection.

The AT42QT1010-TSHR sensor available from Micros is a proven component that ensures high sensitivity and stable operation of your buttonless interfaces. For technical questions regarding selection or integration, contact us at bok@micros.com.pl.