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OPB481L11 Encyclopedia Entry
Product Overview
The OPB481L11 is a photo interrupter sensor designed for use in various electronic and mechanical applications. This optoelectronic device is known for its reliability, precision, and versatility. It is commonly used in industrial automation, robotics, and consumer electronics.
Basic Information
- Category: Optoelectronic Sensor
- Use: Detection and counting of objects in automated systems
- Characteristics: High precision, reliable performance, compact design
- Package: Through-hole package
- Essence: Utilizes an infrared LED and phototransistor to detect the interruption of light
- Packaging/Quantity: Typically available in reels of 1000 units
Specifications
- Operating Wavelength: 950nm
- Supply Voltage: 5V
- Output Type: Phototransistor
- Maximum Collector Current: 20mA
- Operating Temperature Range: -40°C to 85°C
Detailed Pin Configuration
The OPB481L11 features a standard 4-pin through-hole configuration: 1. VCC (Supply Voltage) 2. GND (Ground) 3. Output 4. N/C (Not Connected)
Functional Features
- Reliable object detection
- Fast response time
- Low power consumption
- Compact form factor
Advantages and Disadvantages
Advantages: - High precision - Versatile application - Compact design
Disadvantages: - Limited operating temperature range - Sensitivity to ambient light
Working Principles
The OPB481L11 operates based on the interruption of an infrared light beam emitted by its internal LED. When an object obstructs the light path, the phototransistor output is activated, signaling the presence of the object.
Detailed Application Field Plans
The OPB481L11 finds extensive use in the following applications: - Automated assembly lines - Object counting systems - Robotics and motion control - Printers and copiers - Consumer electronics
Detailed and Complete Alternative Models
- OPB480L11: Similar functionality with different packaging
- OPB482L11: Enhanced temperature range and ambient light rejection
In conclusion, the OPB481L11 is a versatile and reliable optoelectronic sensor suitable for a wide range of industrial and consumer applications.
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What is OPB481L11?
- OPB481L11 is a reflective object sensor that consists of an infrared LED and a phototransistor.
How does OPB481L11 work?
- 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 the object.
What are the typical applications of OPB481L11?
- OPB481L11 is commonly used in applications such as industrial automation, robotics, assembly line monitoring, and object detection.
What is the operating voltage range for OPB481L11?
- The operating voltage range for OPB481L11 is typically between 4.5V and 5.5V.
What is the sensing distance of OPB481L11?
- The sensing distance of OPB481L11 is typically around 0.125 inches (3.175mm).
Can OPB481L11 be used in outdoor environments?
- OPB481L11 is designed for indoor use and may not perform reliably in outdoor environments due to ambient light interference.
What is the output type of OPB481L11?
- OPB481L11 provides a digital output, typically in the form of an open-collector transistor.
Is OPB481L11 sensitive to ambient light?
- Yes, OPB481L11 can be affected by ambient light, so it's important to shield the sensor from external light sources for accurate operation.
What is the response time of OPB481L11?
- The response time of OPB481L11 is typically in the range of microseconds, allowing for fast object detection.
Can OPB481L11 be used in harsh industrial environments?
- OPB481L11 is designed to withstand typical industrial conditions, but exposure to extreme temperatures, moisture, or contaminants should be avoided for optimal performance.