OPB941W55

Product Overview

The OPB941W55 is a photo interrupter sensor designed for precise and reliable detection in various applications. This optoelectronic device belongs to the category of sensors and is commonly used for position sensing, object detection, and motion control. The sensor exhibits characteristics such as high sensitivity, compact size, and efficient performance. It is typically packaged in a durable housing, ensuring protection from environmental factors. The essence of the OPB941W55 lies in its ability to provide accurate and consistent detection capabilities. Each package contains a specified quantity of sensors, typically suited to the requirements of the intended application.

Specifications

• Operating Wavelength: 950 nm
• Output Configuration: Phototransistor
• Supply Voltage: 5 V
• Current Consumption: 20 mA
• Response Time: 15 µs
• Operating Temperature Range: -40°C to 85°C
• Package Type: Through Hole
• Package Quantity: 50 units per pack

Detailed Pin Configuration

The OPB941W55 features a standard pin configuration, comprising an emitter and collector pin for the phototransistor, along with power supply and ground pins for seamless integration into electronic circuits.

| Pin Name | Description | | -------------- | --------------------- | | Emitter (E) | Phototransistor Emitter Pin | | Collector (C) | Phototransistor Collector Pin | | Vcc | Power Supply Voltage | | GND | Ground Connection |

Functional Features

The OPB941W55 offers the following functional features: - Precise Object Detection: Capable of accurately detecting the presence or absence of objects within its sensing range. - Fast Response Time: With a response time of 15 µs, it provides rapid feedback for real-time applications. - Reliable Performance: Ensures consistent and reliable operation across varying environmental conditions.

Advantages and Disadvantages

Advantages

• High Sensitivity: Exhibits high sensitivity to detect even small objects effectively.
• Compact Size: Its small form factor allows for easy integration into space-constrained designs.
• Environmental Resilience: Designed to withstand a wide temperature range, making it suitable for diverse operating environments.

Disadvantages

• Limited Sensing Range: The sensor's effective range may be limited in certain applications requiring longer detection distances.
• Ambient Light Sensitivity: Susceptible to interference from ambient light, necessitating careful consideration of placement in well-lit environments.

Working Principles

The OPB941W55 operates based on the interruption of the light beam emitted by the internal LED and received by the phototransistor. When an object obstructs the path between the emitter and receiver, the phototransistor's conductivity changes, leading to a corresponding output signal indicative of the object's presence or absence.

Detailed Application Field Plans

The OPB941W55 finds extensive application in various fields, including: - Industrial Automation: Used for precise positioning and object detection in manufacturing processes. - Robotics: Integrated into robotic systems for accurate motion control and obstacle detection. - Printers and Copiers: Employed for paper presence detection and media handling mechanisms. - Security Systems: Utilized for intrusion detection and access control applications.

Detailed and Complete Alternative Models

For applications requiring alternative options, the following models can be considered: 1. OPB9000 Series: Offers a range of photo interrupter sensors with varying specifications to suit different application requirements. 2. TCST Series: Provides similar functionality with enhanced ambient light rejection capabilities, ideal for well-lit environments.

In conclusion, the OPB941W55 stands as a reliable and versatile photo interrupter sensor, catering to diverse industrial and commercial needs with its precision and efficiency.

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