The QSMR-C143 is a Miniature Reflective Optical Sensor from Broadcom Limited. This sensor is designed for applications requiring precise detection of objects or surfaces based on reflected light. Its compact size and reflective sensing method make it suitable for integration into space-constrained environments.

Applications

• Optical encoders for motor control.
• Edge detection in paper handling equipment.
• Object presence detection in automated systems.
• End-of-travel sensing in linear actuators.
• General-purpose reflective sensing.

Features

• Miniature package for high-density mounting.
• Reflective operating mode.
• High resolution detection capability.
• TTL compatible output.
• Fast response time for high-speed applications.

Benefits

• Enables precise position or movement detection.
• Facilitates compact designs due to its small size.
• Reduces system complexity with its TTL compatible output.
• Improves system performance through fast and accurate sensing.
• Offers reliable detection in various environmental conditions.

Additional Details

The QSMR-C143 operates by emitting light from an internal LED and detecting the amount of light reflected back to an internal phototransistor. The output signal changes based on the presence and reflectivity of an object within its sensing range. The device typically requires a 5V power supply and provides a digital output signal. Detailed specifications, including the optimal sensing distance, response time, and operating temperature range, can be found in the manufacturer's datasheet. Proper alignment and calibration are crucial for achieving optimal performance. This sensor is often used in conjunction with microcontrollers or other digital logic devices for signal processing and control applications.