The QEDS-9864 is a reflective optical sensor manufactured by Broadcom Limited. This sensor is designed for a range of applications requiring reliable object detection and motion sensing. It integrates an infrared LED and a phototransistor within a compact package, making it suitable for space-constrained applications. The sensor detects objects by measuring the amount of light reflected back from the target.

Applications:

• Robotics: Used for edge detection, obstacle avoidance, and line following.
• Printers: Employed in printers for paper presence detection and accurate positioning of components.
• Industrial Automation: Integrated into automated machinery for part counting, presence detection, and process control.
• Gaming Peripherals: Utilized in gaming mice and trackballs for precise motion tracking.
• Consumer Electronics: Incorporated in various consumer devices for user interface control and proximity sensing.

Features:

• Reflective Technology: Operates by detecting the amount of reflected infrared light.
• Compact Design: Allows for easy integration into small devices and systems.
• High Sensitivity: Provides reliable detection of objects with varying reflectivity.
• Integrated LED and Phototransistor: Reduces the number of external components required.
• Wide Operating Voltage Range: Compatible with various power supply voltages.

Benefits:

• Improved Accuracy: Enables precise object detection and motion sensing.
• Space Efficiency: Small size allows for use in compact designs.
• Enhanced Reliability: Robust construction ensures consistent performance.
• Simplified Design: Integrated components reduce design complexity and cost.
• Cost-Effective Solution: Provides excellent performance at a competitive price.

Technical Specifications:

The QEDS-9864 typically requires a forward current of around 10-20 mA for the LED and operates with a collector-emitter voltage of up to 30 V for the phototransistor. The operating temperature range is generally between -25°C to +85°C. It is essential to refer to the official Broadcom datasheet for precise electrical and optical characteristics to ensure optimal performance in your specific application.

In summary, the QEDS-9864 reflective optical sensor is a versatile and reliable solution for a variety of applications requiring accurate object detection and motion sensing. Its compact design, high sensitivity, and integrated components make it an excellent choice for designers aiming to enhance the functionality and performance of their products.