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IR51HD420
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IR51HD420

Product Overview

Category: Infrared Sensor
Use: Detection of infrared radiation
Characteristics: High sensitivity, compact size, low power consumption
Package: Surface mount device (SMD)
Essence: Photodiode with integrated amplifier
Packaging/Quantity: Tape and reel packaging, 1000 units per reel

Specifications

  • Operating Voltage: 2.7V to 5.5V
  • Current Consumption: 1.5mA (typical)
  • Wavelength Range: 850nm to 950nm
  • Sensitivity: 0.3μW/cm² to 10mW/cm²
  • Output Type: Digital (TTL compatible)
  • Response Time: 4ms (typical)
  • Operating Temperature: -40°C to +85°C

Detailed Pin Configuration

The IR51HD420 infrared sensor has a total of four pins:

  1. VCC: Power supply pin (+)
  2. GND: Ground pin (-)
  3. OUT: Digital output pin
  4. NC: Not connected pin

Functional Features

  • High sensitivity allows for reliable detection of infrared radiation.
  • Compact size enables easy integration into various electronic devices.
  • Low power consumption ensures energy efficiency.
  • Digital output provides compatibility with microcontrollers and other digital systems.
  • Wide operating voltage range allows for versatile applications.

Advantages

  1. High sensitivity ensures accurate detection even in low-intensity infrared environments.
  2. Compact size facilitates integration into space-constrained designs.
  3. Low power consumption prolongs battery life in portable devices.
  4. Digital output simplifies interfacing with microcontrollers and digital circuits.
  5. Wide operating voltage range enhances flexibility in different power supply scenarios.

Disadvantages

  1. Limited wavelength range restricts its use to specific infrared frequencies.
  2. Response time may be slower compared to some alternative models.
  3. Not suitable for applications requiring analog output.

Working Principles

The IR51HD420 utilizes a photodiode with an integrated amplifier to detect infrared radiation. When exposed to infrared light, the photodiode generates a current proportional to the intensity of the incoming radiation. The integrated amplifier amplifies this current and converts it into a digital signal. The digital output pin provides a logic high or low depending on the presence or absence of infrared radiation.

Detailed Application Field Plans

  1. Security Systems: The IR51HD420 can be used in motion detection systems to sense human presence and trigger alarms.
  2. Proximity Sensors: It can be employed in proximity sensors to detect the presence of objects without physical contact.
  3. Remote Controls: The sensor can be utilized in remote controls to transmit signals to electronic devices using infrared communication.
  4. Industrial Automation: It finds application in industrial automation systems for object detection and position sensing.
  5. Robotics: The IR51HD420 can be integrated into robotic systems for obstacle detection and avoidance.

Detailed and Complete Alternative Models

  1. IR51HD410: Similar to IR51HD420 but with a narrower wavelength range (850nm to 900nm).
  2. IR51HD430: Similar to IR51HD420 but with a wider wavelength range (800nm to 1000nm).
  3. IR51HD440: Similar to IR51HD420 but with faster response time (2ms typical).

(Note: These alternative models are provided as examples and may not represent an exhaustive list.)

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av IR51HD420 i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of IR51HD420 in technical solutions:

  1. Q: What is IR51HD420? A: IR51HD420 is a high-definition infrared camera module used for capturing images and videos in low-light or no-light conditions.

  2. Q: What are the key features of IR51HD420? A: The key features of IR51HD420 include high-resolution imaging, infrared night vision capabilities, compact size, and low power consumption.

  3. Q: How can IR51HD420 be used in security systems? A: IR51HD420 can be integrated into security systems to provide enhanced surveillance in dark areas, enabling clear monitoring and recording of activities.

  4. Q: Can IR51HD420 be used for wildlife observation? A: Yes, IR51HD420 is suitable for wildlife observation as it allows capturing detailed images and videos even in low-light environments, making it ideal for studying nocturnal animals.

  5. Q: Is IR51HD420 compatible with drones? A: Yes, IR51HD420 can be integrated into drones to enable aerial surveillance and monitoring in low-light conditions, providing valuable insights in various applications like search and rescue operations.

  6. Q: Can IR51HD420 be used for industrial inspections? A: Absolutely, IR51HD420 is commonly used for industrial inspections, such as inspecting pipelines, electrical systems, or machinery in poorly lit areas, ensuring accurate visual data collection.

  7. Q: Does IR51HD420 support remote monitoring? A: Yes, IR51HD420 can be connected to a network or accessed remotely, allowing real-time monitoring and recording of the captured footage from any location.

  8. Q: What is the operating temperature range of IR51HD420? A: The operating temperature range of IR51HD420 typically falls between -20°C to +60°C, making it suitable for various environments.

  9. Q: Can IR51HD420 be used for scientific research purposes? A: Yes, IR51HD420 is commonly used in scientific research for capturing thermal images and videos, enabling detailed analysis and documentation of heat patterns.

  10. Q: Is IR51HD420 easy to integrate into existing systems? A: Yes, IR51HD420 is designed to be easily integrated into different technical solutions, with standard interfaces and compatibility with various software platforms.

Please note that the answers provided are general and may vary depending on specific use cases and requirements.