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OPB818
Product Overview
The OPB818 is a reflective object sensor that belongs to the category of optoelectronic devices. It is commonly used for detecting the presence or absence of objects, and it possesses unique characteristics that make it suitable for various applications. The sensor is typically packaged in a compact housing and is available in different packaging quantities to cater to diverse user requirements.
Basic Information
- Category: Optoelectronic device
- Use: Object detection
- Characteristics: Compact, reliable, versatile
- Package: Compact housing
- Packaging/Quantity: Available in various packaging quantities
Specifications
The OPB818 sensor features the following specifications: - Operating Voltage: 4.5V to 5.5V - Output Type: Phototransistor - Sensing Distance: Up to 2.5mm - Operating Temperature Range: -40°C to 85°C - Package Type: Through Hole - Mounting Type: Through Hole - Lead-Free Status: Lead-Free
Detailed Pin Configuration
The OPB818 sensor has a standard pin configuration as follows: 1. VCC (Operating Voltage) 2. GND (Ground) 3. Output
Functional Features
The key functional features of the OPB818 sensor include: - High sensitivity to detect objects within the specified range - Reliable performance across varying environmental conditions - Low power consumption for energy-efficient operation
Advantages and Disadvantages
Advantages
- Compact design for easy integration into different systems
- Versatile sensing distance for flexibility in application
- Reliable performance in challenging environmental conditions
Disadvantages
- Limited sensing range compared to some alternative models
- Sensitive to ambient light interference in certain scenarios
Working Principles
The OPB818 sensor operates based on the principle of reflective object sensing. When an object is within its sensing range, the emitted light from the sensor reflects off the object and is detected by the phototransistor, resulting in a change in the sensor's output state.
Detailed Application Field Plans
The OPB818 sensor finds extensive use in various application fields, including but not limited to: - Automated assembly lines for object detection and counting - Robotics for proximity sensing and obstacle detection - Industrial machinery for part presence verification - Security systems for intrusion detection
Detailed and Complete Alternative Models
Some alternative models to the OPB818 sensor include: 1. OPB608A - Offers extended sensing range 2. OPB9000 - Provides enhanced ambient light immunity 3. OPB700W - Designed for wide-angle object detection
In conclusion, the OPB818 reflective object sensor offers a reliable and versatile solution for object detection applications, with its compact design and high sensitivity. While it has certain limitations, its performance and functionality make it a valuable component in various industries and systems.
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What is OPB818?
- OPB818 is a reflective object sensor that consists of an infrared LED and a phototransistor.
How does OPB818 work?
- The infrared LED emits light, which is then reflected off an object and detected by the phototransistor, allowing it to sense the presence or absence of the object.
What are the typical applications of OPB818?
- OPB818 is commonly used in industrial automation, robotics, assembly line monitoring, and object detection systems.
What is the operating voltage range for OPB818?
- The operating voltage range for OPB818 is typically between 4.5V and 5.5V.
Can OPB818 be used for detecting transparent objects?
- No, OPB818 is not suitable for detecting transparent objects as it relies on the reflection of light to detect the presence of an object.
What is the sensing distance of OPB818?
- The sensing distance of OPB818 is typically around 2-15mm, depending on the reflectivity of the object.
Is OPB818 resistant to ambient light interference?
- Yes, OPB818 is designed to minimize the effects of ambient light interference, making it suitable for use in various lighting conditions.
Can OPB818 be used in harsh environmental conditions?
- OPB818 is not specifically designed for harsh environmental conditions, so additional protection may be required if used in such environments.
What is the response time of OPB818?
- The response time of OPB818 is typically in the range of microseconds, allowing for fast object detection.
Are there any special considerations for mounting OPB818?
- It is important to ensure proper alignment and mounting of OPB818 to achieve reliable and accurate object detection results.