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GP1A91LC
Product Overview
Category
The GP1A91LC belongs to the category of optoelectronic devices.
Use
It is commonly used for detecting the presence or absence of an object by utilizing an infrared light-emitting diode and a phototransistor.
Characteristics
- Utilizes infrared light for detection
- Compact and versatile design
- High sensitivity and reliability
Package
The GP1A91LC is typically available in a small, surface-mount package.
Essence
This product is essential for applications requiring precise object detection and proximity sensing.
Packaging/Quantity
It is usually packaged in reels or trays, with varying quantities depending on the supplier.
Specifications
- Operating Wavelength: 950 nm
- Supply Voltage: 4.5 V to 16 V
- Output Current: 50 mA
- Response Time: 3.0 ms (max)
Detailed Pin Configuration
The GP1A91LC has a standard 4-pin configuration: 1. Anode of Infrared Emitting Diode 2. Cathode of Infrared Emitting Diode 3. Collector of Phototransistor 4. Emitter of Phototransistor
Functional Features
- High-speed response
- Low power consumption
- Compact size
- Enhanced ambient light rejection
Advantages
- Reliable object detection
- Wide operating voltage range
- Suitable for various industrial and consumer applications
Disadvantages
- Limited range for object detection
- Susceptible to interference from external light sources
Working Principles
The GP1A91LC operates based on the principle of modulated infrared light detection. When an object is within the detection range, it obstructs the infrared light emitted by the diode, causing a change in the phototransistor's conductivity. This change is then converted into a corresponding electrical signal for further processing.
Detailed Application Field Plans
The GP1A91LC is widely used in the following applications: - Proximity sensors in automated machinery - Object detection in robotics - Paper detection in printers and copiers - Position sensing in consumer electronics
Detailed and Complete Alternative Models
- GP1A52LRJ00F: Similar functionality with enhanced ambient light immunity
- GP1A73A: Higher sensitivity and wider detection range
In conclusion, the GP1A91LC is a reliable optoelectronic device suitable for various object detection and proximity sensing applications. Its compact design, high sensitivity, and low power consumption make it a preferred choice for many industrial and consumer electronic systems.
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Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem GP1A91LC w rozwiązaniach technicznych
What is GP1A91LC?
- GP1A91LC is a reflective photointerrupter, which consists of an infrared emitting diode and a phototransistor.
What are the typical applications of GP1A91LC?
- GP1A91LC is commonly used in printers, copiers, vending machines, and industrial automation equipment for paper detection, edge sensing, and position sensing.
What is the operating voltage range of GP1A91LC?
- The operating voltage range of GP1A91LC is typically between 4.5V and 5.5V.
How does GP1A91LC function as a paper sensor in printers?
- GP1A91LC detects the presence of paper by emitting infrared light and measuring the amount of reflected light. When paper is present, the phototransistor receives more reflected light, indicating the presence of paper.
Can GP1A91LC be used for edge detection in industrial automation?
- Yes, GP1A91LC can be used to detect the edges of objects or materials in industrial automation processes, providing precise positioning information.
What is the typical response time of GP1A91LC?
- The typical response time of GP1A91LC is in the range of microseconds, making it suitable for high-speed applications.
Is GP1A91LC sensitive to ambient light?
- GP1A91LC is designed to minimize the effects of ambient light interference, ensuring reliable operation in various lighting conditions.
Can GP1A91LC be used in battery-powered devices?
- Yes, GP1A91LC's low power consumption makes it suitable for use in battery-powered devices, extending the operational life of the device.
What is the recommended operating temperature range for GP1A91LC?
- The recommended operating temperature range for GP1A91LC is typically between -25°C and 85°C, allowing for reliable performance in various environments.
Are there any specific precautions to consider when integrating GP1A91LC into a technical solution?
- It is important to shield GP1A91LC from direct exposure to external light sources and to ensure proper alignment between the emitter and detector for accurate sensing. Additionally, electrical noise and interference should be minimized for optimal performance.