OPB819
Product Overview
Category
The OPB819 belongs to the category of optical sensors.
Use
It is used for detecting the presence or absence of an object by utilizing an infrared light source and a photodetector.
Characteristics
- Utilizes infrared light for detection
- Compact and versatile design
- Reliable performance in various environmental conditions
Package
The OPB819 is typically available in a compact package suitable for integration into different electronic systems.
Essence
The essence of OPB819 lies in its ability to provide accurate and reliable object detection through the use of infrared technology.
Packaging/Quantity
The sensor is usually packaged individually and is available in varying quantities based on the manufacturer's specifications.
Specifications
- Operating Voltage: 5V
- Current Consumption: 20mA
- Detection Range: Up to 10mm
- Output Type: Digital (High/Low)
Detailed Pin Configuration
- VCC - Power supply input
- GND - Ground connection
- OUT - Digital output signal
Functional Features
- Infrared light source and photodetector for object detection
- Digital output for easy interfacing with microcontrollers
- Compact size for easy integration into different applications
Advantages and Disadvantages
Advantages
- Reliable object detection
- Easy to interface with microcontrollers
- Compact and versatile design
Disadvantages
- Limited detection range compared to some other sensors
- Susceptible to ambient light interference
Working Principles
The OPB819 operates on the principle of detecting the interruption of the infrared light beam between the emitter and the detector. When an object is present within the detection range, it obstructs the infrared light, causing the sensor to produce a digital output signal indicating the presence of the object.
Detailed Application Field Plans
The OPB819 finds extensive application in various fields such as: - Object detection in industrial automation - Proximity sensing in robotics - Position sensing in consumer electronics
Detailed and Complete Alternative Models
Some alternative models to OPB819 include: - TCRT5000 - Similar infrared sensor with comparable features - GP2Y0A21YK - Infrared proximity sensor with longer detection range
In conclusion, the OPB819 is a reliable and compact optical sensor that offers accurate object detection capabilities, making it suitable for a wide range of applications in different industries.
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技術ソリューションにおける OPB819 の適用に関連する 10 件の一般的な質問と回答をリストします。
Sure, here are 10 common questions and answers related to the application of OPB819 in technical solutions:
What is OPB819?
- OPB819 is a reflective object sensor that consists of an infrared LED and a phototransistor.
What are the typical applications of OPB819?
- OPB819 is commonly used for object detection, position sensing, and line following in robotics, automation, and industrial equipment.
What is the operating voltage range of OPB819?
- The operating voltage range of OPB819 is typically between 4.5V and 5.5V.
How does OPB819 detect objects?
- The infrared LED emits light, which is then reflected off an object and detected by the phototransistor, allowing the sensor to determine the presence or absence of an object.
What is the sensing distance of OPB819?
- The sensing distance of OPB819 can vary based on the reflectivity of the object, but it is typically in the range of a few millimeters to a few centimeters.
Can OPB819 be used in harsh environments?
- OPB819 is not designed for harsh environments and may require additional protection if used in dusty, humid, or corrosive conditions.
What is the output type of OPB819?
- OPB819 provides a digital output, typically in the form of an open-collector transistor that switches when an object is detected.
Is OPB819 sensitive to ambient light?
- OPB819 is designed to minimize the effects of ambient light, but excessive ambient light can still affect its performance, so it's important to shield the sensor from direct light sources.
Can OPB819 be used for speed sensing?
- While OPB819 is primarily used for object detection, it can also be utilized for speed sensing in applications such as conveyor belt systems.
What are some best practices for integrating OPB819 into a technical solution?
- Best practices include calibrating the sensor for the specific application, ensuring proper alignment with the target object, and minimizing interference from other light sources or reflective surfaces.
I hope these questions and answers are helpful! Let me know if you need further assistance.