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OPB831L55 Encyclopedia Entry
Product Overview
The OPB831L55 belongs to the category of optical sensors and is commonly used for detecting the presence or absence of an object. Its characteristics include high sensitivity, compact size, and reliable performance. The package contains the sensor itself along with any necessary mounting hardware. The essence of this product lies in its ability to accurately detect objects within its range. It is typically packaged individually and is available in varying quantities based on the manufacturer's specifications.
Specifications
- Operating Voltage: 4.5V to 5.5V
- Output Type: Phototransistor
- Sensing Distance: Up to 0.2 inches
- Operating Temperature: -40°C to 85°C
- Package Type: Through Hole
- Lead-Free Status: Lead-Free
Detailed Pin Configuration
The OPB831L55 features a standard 4-pin configuration: 1. VCC (Power Supply) 2. GND (Ground) 3. Output 4. N/C (No Connection)
Functional Features
The sensor operates by emitting infrared light and detecting the reflection off nearby objects. When an object is within its sensing distance, the phototransistor output is activated, signaling the presence of the object.
Advantages and Disadvantages
Advantages: - High sensitivity - Compact size - Reliable performance - Wide operating temperature range
Disadvantages: - Limited sensing distance - Susceptible to ambient light interference
Working Principles
The OPB831L55 works on the principle of reflective sensing. It emits infrared light and measures the intensity of the reflected light to determine the presence or absence of an object within its range.
Detailed Application Field Plans
This sensor is widely used in various applications such as: - Object detection in automated machinery - Paper detection in printers and copiers - Proximity sensing in robotics and automation
Detailed and Complete Alternative Models
Some alternative models to the OPB831L55 include: - TCRT5000: Similar reflective optical sensor with adjustable potentiometer - GP2Y0A21YK0F: Longer-range infrared proximity sensor with analog output
In conclusion, the OPB831L55 optical sensor offers high sensitivity and reliable performance, making it suitable for a wide range of object detection applications.
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Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem OPB831L55 w rozwiązaniach technicznych
What is OPB831L55?
- OPB831L55 is a reflective object sensor with an integrated infrared LED and phototransistor.
What is the operating voltage range of OPB831L55?
- The operating voltage range of OPB831L55 is typically 4.5V to 5.5V.
What is the typical sensing distance of OPB831L55?
- The typical sensing distance of OPB831L55 is 0.2mm to 2.5mm.
What is the output type of OPB831L55?
- OPB831L55 has an open collector output.
What is the ambient operating temperature range for OPB831L55?
- The ambient operating temperature range for OPB831L55 is -40°C to 85°C.
Can OPB831L55 be used in harsh environments?
- Yes, OPB831L55 is designed to operate reliably in harsh environments.
What are some common applications of OPB831L55?
- OPB831L55 is commonly used in industrial automation, robotics, and assembly line equipment for object detection and position sensing.
Does OPB831L55 require external components for operation?
- No, OPB831L55 does not require external components for basic operation.
Is OPB831L55 RoHS compliant?
- Yes, OPB831L55 is RoHS compliant, making it suitable for use in environmentally sensitive applications.
What is the recommended circuit configuration for integrating OPB831L55 into a technical solution?
- The recommended circuit configuration includes connecting the output of OPB831L55 to a microcontroller or PLC input for processing the object detection signal. Additionally, a current-limiting resistor may be required for the LED.