Microchip Technology

QT150-DG  

Sensor and Detector Interfaces

QT150-DG Description

The QT150-DG is a highly versatile and reliable Interface IC Chip designed by Microchip Technology, part of the QProx™ and QTouch™ series. This chip is specifically engineered for applications requiring proximity detection and touch sensing capabilities. It features a single-channel sensor capable of supporting up to five inputs, making it ideal for applications that require multiple touch or proximity detection points.

The QT150-DG operates within a voltage range of 3V to 5.5V and draws a supply current of 2.5mA, ensuring efficient power usage. It is designed to function reliably within an operating temperature range of 0°C to 70°C, making it suitable for a wide range of environmental conditions. The chip is packaged in a through-hole 28DIP format, which is housed in a, tube facilitating easy integration into various electronic systems.

QT150-DG Features

• Proximity Detection: The QT150-DG includes advanced proximity detection capabilities, allowing it to sense the presence of objects without physical contact. This feature is particularly useful in applications where touchless interaction is required.
• LED Driver Channels: The chip supports up to five LED driver channels, enabling the integration of visual feedback mechanisms directly within the system.
• High Resolution: With a resolution of 14 bits, the QT150-DG offers precise sensing capabilities, ensuring accurate detection and response.
• Compliance and Safety: The QT150-DG is REACH unaffected and ROHS3 compliant, meeting stringent environmental and safety standards. It also has a moisture sensitivity level (MSL) of 1, indicating it is suitable for unlimited exposure to normal environmental conditions.
• Mounting Type: The through-hole mounting type ensures robust mechanical stability and ease of installation in various printed circuit board (PCB) designs.

QT150-DG Applications

The QT150-DG is ideal for a variety of applications where touch and proximity sensing are critical. Some specific use cases include:

• Consumer Electronics: In devices such as smartphones, tablets, and remote controls, the QT150-DG can provide touch and proximity sensing for intuitive user interfaces.
• Automotive Systems: For in-vehicle infotainment systems, the chip can offer touchless control options, enhancing user experience and safety.
• Industrial Controls: In industrial settings, the QT150-DG can be used for touch panels and proximity sensors, improving the efficiency and reliability of control systems.
• Medical Devices: For medical equipment, the chip can provide touch and proximity sensing for user interfaces, ensuring precise and reliable operation.

Conclusion of QT150-DG

The QT150-DG is a robust and versatile Interface IC Chip that offers a comprehensive solution for touch and proximity sensing applications. Its high resolution, multiple input support, and LED driver channels make it a standout choice in its category. Despite being marked as obsolete, the QT150-DG remains a reliable option for designers looking to integrate advanced sensing capabilities into their systems. With its compliance to environmental and safety standards, the QT150-DG ensures that it meets the stringent requirements of modern electronics.

QT150-DG Documents

Download datasheets and manufacturer documentation for QT150-DG

Datasheets :

QT140, 150      

PCN Packaging :

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

HTML Datasheet :

QT140, 150      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH