OPB903L55

Product Overview

The OPB903L55 is a photoelectric sensor designed for use in various industrial and commercial applications. This sensor belongs to the category of optical sensors and is commonly used for detecting the presence or absence of objects, as well as for position sensing. The characteristics of the OPB903L55 include high sensitivity, reliable performance, and a compact design. It is typically packaged in a durable housing with an integrated emitter and detector, and is available in various packaging quantities to suit different application requirements.

Specifications

• Operating Voltage: 5V DC
• Current Consumption: 20mA
• Sensing Method: Transmissive
• Sensing Distance: Up to 10mm
• Output Type: Digital (TTL compatible)
• Response Time: 15μs
• Operating Temperature Range: -40°C to 85°C
• Package Type: Through-Hole

Detailed Pin Configuration

The OPB903L55 features a standard 4-pin configuration: 1. VCC (Power Supply) 2. GND (Ground) 3. Output 4. N/C (Not Connected)

Functional Features

• High sensitivity for accurate object detection
• Fast response time for real-time applications
• Compact and rugged design for versatile installation
• TTL-compatible output for easy interfacing with microcontrollers and PLCs

Advantages and Disadvantages

Advantages

• Reliable performance in various environmental conditions
• Easy integration into existing systems
• Low power consumption for energy efficiency

Disadvantages

• Limited sensing distance compared to some other sensors
• Susceptible to ambient light interference in certain applications

Working Principles

The OPB903L55 operates on the principle of transmissive photoelectric sensing. It consists of an infrared LED emitter and a phototransistor detector. When an object passes between the emitter and detector, the emitted light is interrupted, causing the detector to produce an output signal, indicating the presence of the object.

Detailed Application Field Plans

The OPB903L55 is suitable for a wide range of applications, including: - Object detection in automated machinery - Position sensing in conveyor systems - Paper detection in printers and copiers - Assembly line automation - Robotics and motion control systems

Detailed and Complete Alternative Models

• OPB9000 Series: Offers similar functionality with different form factors and specifications.
• TCST2103: Provides comparable transmissive sensing capabilities with a different pin configuration.
• EE-SX670: A reflective photoelectric sensor that can be an alternative for specific applications.

In conclusion, the OPB903L55 photoelectric sensor offers reliable and efficient object detection and position sensing capabilities, making it a valuable component in various industrial and commercial systems.

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