Microchip Technology

QT118H-IS  

Sensor and Detector Interfaces

QT118H-IS Description

The QT118H-IS is a highly versatile and advanced touch/proximity sensor IC developed by Microchip Technology. This sensor IC is part of the renowned QProx™ series, designed to provide reliable and efficient proximity detection capabilities. It is ideal for applications requiring touchless user interfaces, such as consumer electronics, automotive systems, and industrial controls. The QT118H-IS features a surface-mount package, making it suitable for compact and space-constrained designs. It operates within a supply voltage range of 2V to 5.5V and consumes a minimal supply current of 30µA, ensuring energy efficiency and long operational life.

QT118H-IS Features

• Proximity Detection: The QT118H-IS is equipped with advanced proximity detection capabilities, enabling it to sense the presence of objects without physical contact. This feature is particularly useful in applications where touchless operation is desired.
• Low Power Consumption: With a supply current of only 30µA, the QT118H-IS is highly energy-efficient, making it suitable for battery-powered devices and applications where power conservation is critical.
• Wide Operating Voltage Range: The sensor operates within a voltage range of 2V to 5.5V, providing flexibility in power supply options and compatibility with various power sources.
• Surface Mount Packaging: The surface-mount package of the QT118H-IS allows for easy integration into modern PCB designs, facilitating compact and space-efficient layouts.
• Up to 1 Input and 1 LED Driver Channel: The QT118H-IS supports up to one input and one LED driver channel, simplifying the design of user interfaces that require minimal input and output.
• 14-bit Resolution: The high resolution of 14 bits ensures precise detection and measurement, making the QT118H-IS suitable for applications requiring high accuracy.
• Moisture Sensitivity Level 1: The QT118H-IS has a moisture sensitivity level of 1, indicating that it is unaffected by moisture and suitable for use in various environmental conditions.
• REACH Unaffected: The QT118H-IS complies with REACH regulations, ensuring that it is free from harmful substances and suitable for use in environmentally conscious applications.

QT118H-IS Applications

The QT118H-IS is well-suited for a variety of applications across different industries, including:

• Consumer Electronics: Ideal for touchless user interfaces in devices such as smartphones, tablets, and smart home appliances.
• Automotive Systems: Enhances user experience in vehicles by providing touchless controls for infotainment systems, climate control, and other in-car electronics.
• Industrial Controls: Facilitates touchless operation of machinery and equipment, improving safety and efficiency in industrial environments.
• Medical Devices: Enables touchless operation in medical equipment, reducing the risk of contamination and improving hygiene standards.
• Smart Home Automation: Enhances the user experience in smart home systems by providing intuitive touchless controls for lighting, climate control, and security systems.

Conclusion of QT118H-IS

The QT118H-IS is a robust and versatile touch/proximity sensor IC that offers a range of features and benefits, making it an ideal choice for applications requiring touchless user interfaces. Its low power consumption, wide operating voltage range, and high resolution ensure reliable and efficient performance. The surface-mount packaging and moisture sensitivity level of 1 further enhance its suitability for various applications. While the product is marked as obsolete, it remains a valuable option for designers and engineers seeking a reliable and efficient touch/proximity sensor solution.

QT118H-IS Documents

Download datasheets and manufacturer documentation for QT118H-IS

Datasheets :

QT118H Charge-Transfer Touch Sensor      

PCN Packaging :

Transfer to Microchip/Label/Pkg 5/Sep/2016      

HTML Datasheet :

QT118H Charge-Transfer Touch Sensor      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH