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OPB961L55
Product Overview
Category
The OPB961L55 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 size
- High sensitivity
- Low power consumption
Package
The OPB961L55 is typically available in a compact, surface-mount package.
Essence
The essence of the OPB961L55 lies in its ability to accurately detect the presence of objects in various applications.
Packaging/Quantity
The sensor is usually packaged in reels and is available in varying quantities based on the manufacturer's specifications.
Specifications
- Operating Voltage: 4.5V to 5.5V
- Output Type: Digital
- Sensing Distance: Up to 2mm
- Operating Temperature Range: -40°C to 85°C
- Response Time: 10µs
Detailed Pin Configuration
The OPB961L55 typically consists of four pins: 1. VCC (Power supply) 2. GND (Ground) 3. Vo (Digital output) 4. NC (No connection)
Functional Features
- Infrared LED and phototransistor in a single package
- Digital output for easy interfacing with microcontrollers
- Built-in ambient light rejection
Advantages
- High sensitivity enables reliable object detection
- Compact size allows for flexible integration into various devices
- Digital output simplifies interfacing with control systems
Disadvantages
- Limited sensing distance compared to some other optical sensors
- Susceptible to interference from ambient infrared light sources
Working Principles
The OPB961L55 operates on the principle of detecting the interruption of the infrared light beam between the LED and the phototransistor. When an object is present within the sensing range, the infrared light is obstructed, causing the phototransistor to switch its output state.
Detailed Application Field Plans
The OPB961L55 finds application in various fields such as: - Proximity sensing in consumer electronics - Object detection in industrial automation - Robotics for obstacle detection - Printers and copiers for paper jam detection
Detailed and Complete Alternative Models
Some alternative models to the OPB961L55 include: - TCRT5000: A similar reflective optical sensor with analog output - GP2Y0A21YK0F: Infrared proximity sensor with longer sensing range - QRE1113: Reflective object sensor with digital output
In conclusion, the OPB961L55 is a compact and sensitive optical sensor that finds widespread use in proximity sensing and object detection applications across various industries.
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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng OPB961L55 trong giải pháp kỹ thuật
What is OPB961L55?
- OPB961L55 is a reflective object sensor that consists of an infrared LED and a phototransistor.
What are the typical applications of OPB961L55?
- OPB961L55 is commonly used in applications such as industrial automation, robotics, assembly line monitoring, and object detection.
How does OPB961L55 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 is the operating voltage range for OPB961L55?
- The operating voltage range for OPB961L55 is typically between 4.5V and 5.5V.
What is the sensing distance of OPB961L55?
- The sensing distance of OPB961L55 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 OPB961L55 be used in harsh environments?
- OPB961L55 is not designed for harsh environments and may require additional protection if used in dusty, wet, or extreme temperature conditions.
What is the output type of OPB961L55?
- OPB961L55 provides a digital output, typically in the form of an open-collector transistor.
Is OPB961L55 sensitive to ambient light?
- OPB961L55 is designed to minimize the effects of ambient light, but it may still require shielding or filtering in brightly lit environments.
Can OPB961L55 be used for speed sensing?
- While OPB961L55 is primarily used for object detection, it can also be utilized for speed sensing in certain applications by measuring the frequency of object interruptions.
What are some best practices for integrating OPB961L55 into a technical solution?
- Best practices include calibrating the sensor for the specific application, ensuring proper alignment and mounting, and considering environmental factors that may affect its performance.