OPB981T51

Product Overview

The OPB981T51 belongs to the category of optical sensors and is commonly used for detecting the presence or absence of an object. This sensor is characterized by its compact design, high sensitivity, and reliable performance. It is typically packaged in a small, durable housing and is available in various quantities to suit different application needs.

Basic Information

• Category: Optical Sensor
• Use: Object detection
• Characteristics: Compact, high sensitivity, reliable
• Package: Small, durable housing
• Essence: Detection of object presence/absence
• Packaging/Quantity: Available in various quantities

Specifications

• Operating Voltage: 5V
• Output Type: Phototransistor
• Sensing Method: Reflective
• Response Time: 15μs
• Operating Temperature: -40°C to 85°C
• Wavelength of Light: 950nm

Detailed Pin Configuration

The OPB981T51 features the following pin configuration: 1. VCC (Power supply) 2. GND (Ground) 3. Output (Phototransistor output)

Functional Features

• High sensitivity to detect objects
• Reliable reflective sensing method
• Fast response time for real-time applications
• Wide operating temperature range for versatile use

Advantages and Disadvantages

Advantages

• Compact design for easy integration
• High sensitivity for accurate detection
• Reliable performance in various environmental conditions

Disadvantages

• Limited detection range compared to some other sensors
• Susceptible to ambient light interference in certain applications

Working Principles

The OPB981T51 operates based on the principle of reflective sensing. When an object is within the sensor's detection range, it reflects the emitted light back to the phototransistor, causing a change in its output state. This change is then interpreted as the presence of the object.

Detailed Application Field Plans

The OPB981T51 is widely used in various applications, including: - Automated assembly lines - Robotics - Printers - Security systems - Counting and sorting machines

Detailed and Complete Alternative Models

1. OPB960T51: Similar reflective optical sensor with extended detection range
2. OPB990T51: Enhanced version with adjustable sensitivity and digital output

In conclusion, the OPB981T51 optical sensor offers a compact and reliable solution for object detection in diverse applications, despite its limitations in detection range and susceptibility to ambient light interference.

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