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OPB861L51
Product Overview
- Category: Optoelectronics
- Use: Optical sensor for detecting objects or motion
- Characteristics: High sensitivity, compact size, low power consumption
- Package: Surface mount package
- Essence: Infrared reflective object sensor
- Packaging/Quantity: Available in reels of 1000 units
Specifications
- Operating Voltage: 4.5V to 5.5V
- Output Type: Phototransistor
- Sensing Distance: Up to 3mm
- Wavelength: 950nm
- Operating Temperature: -40°C to 85°C
Detailed Pin Configuration
- Pin 1: Anode
- Pin 2: Cathode
- Pin 3: Collector
- Pin 4: Emitter
Functional Features
- High sensitivity to infrared light
- Fast response time
- Low profile design for space-constrained applications
Advantages and Disadvantages
- Advantages:
- Reliable detection of objects
- Compact size for easy integration
- Low power consumption
- Disadvantages:
- Limited sensing distance
- Susceptible to ambient light interference
Working Principles
The OPB861L51 operates by emitting infrared light and detecting its reflection off nearby objects. When an object is within the sensing distance, the phototransistor output is activated, indicating the presence of the object.
Detailed Application Field Plans
- Automotive: Used for detecting wheel rotation in anti-lock braking systems.
- Consumer Electronics: Implemented in printers for paper jam detection.
- Industrial Automation: Utilized in conveyor systems for object presence detection.
Detailed and Complete Alternative Models
- OPB960T51 - Longer sensing distance but higher power consumption
- OPB732WZ - Wider operating temperature range but larger package size
- OPB9000 - Integrated amplifier for improved signal-to-noise ratio
Note: The above information provides a comprehensive overview of the OPB861L51, covering its specifications, features, applications, and alternative models.
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Liste 10 perguntas e respostas comuns relacionadas à aplicação de OPB861L51 em soluções técnicas
What is OPB861L51?
- OPB861L51 is a reflective object sensor that consists of an infrared LED and a phototransistor.
What are the typical applications of OPB861L51?
- OPB861L51 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 OPB861L51?
- The operating voltage range for OPB861L51 is typically between 4.5V and 5.5V.
How does OPB861L51 detect objects?
- OPB861L51 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 OPB861L51?
- The sensing distance of OPB861L51 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 OPB861L51 be used in outdoor environments?
- OPB861L51 is primarily designed for indoor use and may not perform optimally in outdoor environments due to ambient light interference.
What is the output type of OPB861L51?
- OPB861L51 provides a digital output, typically in the form of a logic high or low signal based on the presence or absence of the detected object.
Does OPB861L51 require any external components for operation?
- OPB861L51 may require additional resistors or capacitors for proper operation, depending on the specific circuit design and application requirements.
Is OPB861L51 sensitive to ambient light?
- OPB861L51 is designed to minimize the effects of ambient light interference, but excessive ambient light can still affect its performance.
Can OPB861L51 be used in harsh industrial environments?
- OPB861L51 is suitable for use in industrial environments, but proper protection and sealing may be required to ensure reliable performance in harsh conditions.