OPB490L11Z

Product Overview

The OPB490L11Z 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 for detecting the presence or absence of an object, as well as for position sensing and speed measurement. The characteristics of the OPB490L11Z include high sensitivity, fast response time, and reliable performance. It is typically packaged in a compact housing with an infrared LED and phototransistor pair, providing an essential optical sensing solution. The standard packaging includes individual sensors or arrays, and the quantity per package varies based on the specific application requirements.

Specifications

• Operating Wavelength: 950 nm
• Supply Voltage: 5 V
• Output Type: Phototransistor
• Maximum Collector Current: 20 mA
• Operating Temperature Range: -40°C to 85°C
• Package Type: Through Hole
• Dimensions: 7.62 mm x 4.83 mm x 6.35 mm

Detailed Pin Configuration

The OPB490L11Z features a 4-pin configuration: 1. Anode (+) of the Infrared LED 2. Cathode (-) of the Infrared LED 3. Collector of the Phototransistor 4. Emitter of the Phototransistor

Functional Features

• High sensitivity to detect objects
• Fast response time for real-time applications
• Reliable performance in various environmental conditions
• Compact design for easy integration into different systems

Advantages and Disadvantages

Advantages

• Versatile application in object detection and position sensing
• Compact and robust design
• Suitable for use in harsh environments

Disadvantages

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

Working Principles

The OPB490L11Z operates based on the interruption of the infrared light beam between the LED and the phototransistor. When an object obstructs the path of the light beam, the phototransistor's conductivity changes, resulting in a corresponding output signal. This principle enables the sensor to detect the presence or absence of objects accurately.

Detailed Application Field Plans

The OPB490L11Z finds extensive application in various fields, including: - Industrial automation for object detection and counting - Robotics for position sensing and obstacle detection - Automotive systems for speed and position measurement - Consumer electronics for proximity sensing and touchless controls

Detailed and Complete Alternative Models

Some alternative models to the OPB490L11Z include: - TCST2103 Optical Sensor - EE-SX670 Photo Microsensor - H21A1 Optointerrupter Sensor - CNY70 Reflective Optical Sensor

In conclusion, the OPB490L11Z offers a reliable and versatile solution for optical sensing applications, with its compact design and high sensitivity making it suitable for a wide range of industries and use cases.

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