OPB831W51

Product Overview

The OPB831W51 is a photo interrupter sensor designed for use in various electronic and mechanical applications. This sensor falls under the category of optoelectronic devices and is commonly used to detect the presence or absence of an object, as well as to measure the speed and direction of rotating objects. The sensor is known for its compact size, high reliability, and precise detection capabilities. It is typically packaged in a durable housing and is available in various packaging quantities to suit different application requirements.

Specifications

• Operating Voltage: 5V
• Current Consumption: 20mA
• Output Type: Phototransistor
• Detection Distance: 3mm
• Operating Temperature: -40°C to 85°C
• Package Type: Through Hole
• Quantity per Package: 10 pieces

Detailed Pin Configuration

The OPB831W51 sensor has a standard pin configuration with three pins: VCC (power supply), GND (ground), and OUT (output signal).

| Pin Name | Description | |----------|-------------------| | VCC | Power Supply (5V) | | GND | Ground | | OUT | Output Signal |

Functional Features

• High precision detection of object presence or absence
• Compact design for easy integration into various systems
• Reliable performance across a wide temperature range
• Low power consumption for energy-efficient operation

Advantages and Disadvantages

Advantages

• Precise and reliable object detection
• Compact size for easy integration
• Wide operating temperature range
• Low power consumption

Disadvantages

• Limited detection distance
• Sensitivity to ambient light conditions

Working Principles

The OPB831W51 operates based on the interruption of an infrared light beam between the emitter and receiver components within the sensor. When an object passes through the light beam, it causes the phototransistor to switch states, generating an output signal that indicates the presence or absence of the object.

Detailed Application Field Plans

The OPB831W51 sensor finds extensive application in various fields, including: - Industrial automation for object detection and counting - Robotics for position sensing and motion control - Automotive systems for speed and direction sensing - Consumer electronics for proximity detection and user interface control

Detailed and Complete Alternative Models

Some alternative models to the OPB831W51 sensor include: - TCST2103 Optical Sensor - EE-SX670 Photo Microsensor - H21A1 Slotted Optical Switch - GP2Y0A21YK0F Infrared Distance Measuring Sensor Unit

In conclusion, the OPB831W51 photo interrupter sensor offers precise and reliable object detection capabilities in a compact and efficient package. Its wide application field plans and availability of alternative models make it a versatile choice for various electronic and mechanical systems.

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