OPB825
Product Overview
- Belongs to: Optical Sensor
- Category: Electronic Component
- Use: Detection of objects or motion
- Characteristics: High sensitivity, compact size, reliable performance
- Package: Through-hole or surface mount
- Essence: Utilizes infrared light for detection
- Packaging/Quantity: Available in reels or tubes, quantity varies based on supplier
Specifications
- Operating Voltage: 4.5V to 16V
- Output Type: Phototransistor
- Sensing Distance: Up to 3mm
- Operating Temperature: -40°C to 85°C
- Dimensions: 5mm x 7mm x 2.5mm
Detailed Pin Configuration
- Anode
- Cathode
- Emitter
- Collector
- Base
Functional Features
- Infrared Sensing: Detects presence or absence of objects using infrared light.
- Phototransistor Output: Provides a digital output based on the presence of infrared light.
- Compact Design: Small form factor allows for easy integration into various applications.
Advantages and Disadvantages
Advantages
- High sensitivity
- Wide operating voltage range
- Compact size
Disadvantages
- Limited sensing distance
- Susceptible to ambient light interference
Working Principles
The OPB825 operates by emitting an infrared light beam from the emitter. When an object is within the sensing distance, the emitted light reflects off the object and is detected by the phototransistor, resulting in a change in the output signal.
Detailed Application Field Plans
- Industrial Automation: Object detection in manufacturing processes
- Robotics: Used for proximity sensing in robotic applications
- Printers: Paper presence detection in printers and copiers
- Security Systems: Intrusion detection in security systems
Detailed and Complete Alternative Models
- OPB820: Similar specifications with different package options
- OPB830: Longer sensing distance with similar operating characteristics
- TCST2103: Alternative model with enhanced ambient light rejection
Note: The information provided is based on general product specifications and may vary based on manufacturer's datasheet.
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技術ソリューションにおける OPB825 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。
What is OPB825?
- OPB825 is a reflective object sensor that consists of an infrared LED and a phototransistor.
What are the typical applications of OPB825?
- OPB825 is commonly used in applications such as paper detection in printers, edge sensing in robotics, and object detection in industrial automation.
What is the operating voltage range for OPB825?
- The operating voltage range for OPB825 is typically 4.5V to 5.5V.
How does OPB825 detect objects?
- OPB825 detects objects by emitting infrared light from the LED and then measuring the amount of light reflected back to the phototransistor.
What is the sensing distance of OPB825?
- The sensing distance of OPB825 can vary based on the specific application and environmental conditions, but it is typically in the range of a few millimeters to a few centimeters.
Can OPB825 be used in outdoor environments?
- OPB825 is not recommended for outdoor use as it is designed for indoor applications and may be affected by ambient light and weather conditions.
What is the output type of OPB825?
- OPB825 typically provides a digital output, which changes state when an object is detected within its sensing range.
Is OPB825 sensitive to ambient light?
- OPB825 is designed to minimize the effects of ambient light, but excessive ambient light can still affect its performance.
What is the response time of OPB825?
- The response time of OPB825 is typically very fast, allowing for real-time object detection and tracking.
Can OPB825 be used in harsh industrial environments?
- OPB825 is designed to withstand typical industrial conditions, but exposure to extreme temperatures, moisture, or contaminants should be avoided for optimal performance.