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OPB745W Product Overview
Introduction
The OPB745W is a versatile optical sensor designed for various applications. This entry provides an in-depth overview of the product, including its category, use, characteristics, package, essence, packaging/quantity, specifications, pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.
Product Information Overview
Category
The OPB745W 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 reliable detection
- Compact design for easy integration into different systems
- High sensitivity for accurate object detection
Package
The OPB745W is typically available in a compact and durable package suitable for various environments.
Essence
The essence of the OPB745W lies in its ability to provide accurate and reliable object detection using infrared technology.
Packaging/Quantity
The sensor is usually packaged individually and is available in varying quantities based on the specific requirements of the application.
Specifications
- Operating Voltage: 4.5V to 5.5V
- Current Consumption: 25mA
- Output Type: Digital (TTL compatible)
- Sensing Distance: Up to 10mm
- Operating Temperature: -40°C to 85°C
- Dimensions: 7.62mm x 7.62mm x 6.35mm
Detailed Pin Configuration
The OPB745W has a standard pin configuration with the following pins: 1. VCC (Power supply) 2. GND (Ground) 3. Output (Digital output signal)
Functional Features
- Reliable object detection using infrared light
- TTL-compatible digital output for easy interfacing with microcontrollers
- Compact and rugged design for versatile applications
Advantages
- High sensitivity for accurate object detection
- Wide operating temperature range for diverse environmental conditions
- Compact size allows for easy integration into various systems
Disadvantages
- Limited sensing distance compared to some other optical sensors
- Requires external circuitry for precise threshold setting in some applications
Working Principles
The OPB745W operates based on the principle of infrared light reflection. When an object is within the sensor's detection range, it reflects the emitted infrared light back to the photodetector, causing a change in the digital output signal.
Detailed Application Field Plans
The OPB745W finds extensive use in various applications, including: - Object detection in automated machinery - Proximity sensing in robotics - Position sensing in industrial equipment - Presence detection in security systems
Detailed and Complete Alternative Models
Some alternative models to the OPB745W include: - TCRT5000: A similar infrared reflective sensor with comparable specifications - GP2Y0A21YK0F: Infrared proximity sensor with longer sensing distance - QRE1113: Reflective object sensor with analog output
In conclusion, the OPB745W is a reliable and versatile optical sensor with a wide range of applications and robust performance characteristics.
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10 domande e risposte comuni relative all'applicazione di OPB745W nelle soluzioni tecniche
What is OPB745W?
- OPB745W is a reflective object sensor that consists of an infrared LED and a phototransistor, used for detecting the presence or absence of an object.
What are the typical applications of OPB745W?
- OPB745W is commonly used in applications such as industrial automation, robotics, vending machines, and printing equipment for object detection and counting.
How does OPB745W work?
- The infrared LED emits light, which is then reflected off an object onto the phototransistor. The phototransistor detects the reflected light and produces an output signal based on the presence or absence of the object.
What is the operating voltage range of OPB745W?
- OPB745W typically operates within a voltage range of 4.5V to 5.5V.
What is the sensing distance of OPB745W?
- The sensing distance of OPB745W is typically around 0.2 inches to 0.4 inches (5mm to 10mm), depending on the reflectivity of the object.
Can OPB745W be used for edge detection?
- Yes, OPB745W can be used for edge detection by positioning it to detect the transition between a reflective and non-reflective surface.
Is OPB745W suitable for outdoor use?
- No, OPB745W is not recommended for outdoor use as it is designed for indoor applications and may be affected by ambient light and environmental conditions.
What is the response time of OPB745W?
- The response time of OPB745W is typically in the range of microseconds, allowing for fast detection and response in automated systems.
Can OPB745W be used in harsh industrial environments?
- OPB745W can be used in some industrial environments, but it may require additional protection or housing to shield it from dust, moisture, and other contaminants.
Are there any special considerations for integrating OPB745W into a technical solution?
- When integrating OPB745W, it's important to consider factors such as ambient light interference, mounting position, and calibration to ensure reliable and accurate object detection.