Introduction to the IR LED 5mm 940nm Datasheet

Understanding IR LED 5mm 940nm Datasheet

The IR LED 5mm 940nm datasheet is a crucial document for anyone involved in the field of infrared (IR) technology. This datasheet provides essential information about the performance, specifications, and applications of the 5mm IR LED with a peak emission wavelength of 940nm. In this article, we will delve into the details of this datasheet, exploring its significance, key features, and the various applications where this IR LED is widely used.

What is an IR LED 5mm 940nm?

An IR LED, or infrared light-emitting diode, is a semiconductor device that emits infrared light when an electric current is applied to it. The 5mm 940nm IR LED is a compact, low-power IR LED with a diameter of 5mm and a peak emission wavelength of 940nm. This type of IR LED is commonly used in various applications, including remote controls, security systems, and communication systems. The 940nm wavelength is within the near-infrared spectrum, which is invisible to the human eye. This makes it an ideal choice for applications where the emitted light should not be visible to the naked eye, such as in security cameras or remote controls.

Key Features of the IR LED 5mm 940nm Datasheet

The IR LED 5mm 940nm datasheet provides a comprehensive overview of the key features and specifications of the IR LED. Some of the essential features include: 1. Emission Wavelength: The peak emission wavelength of the IR LED is 940nm, which falls within the near-infrared spectrum. 2. Forward Voltage: The forward voltage of the IR LED is typically around 1.2V to 1.4V, depending on the specific device. 3. Forward Current: The recommended forward current for the IR LED is usually between 20mA and 30mA. Operating the LED at higher currents may lead to reduced lifespan and increased power consumption. 4. Optical Characteristics: The datasheet provides information about the viewing angle, intensity, and beam width of the IR LED. This information is crucial for determining the optimal placement and orientation of the LED in an application. 5. Operating Temperature: The IR LED 5mm 940nm is designed to operate within a temperature range of -40°C to +85°C, making it suitable for a wide range of applications. 6. Lifespan: The datasheet typically includes information about the expected lifespan of the IR LED, which can vary depending on the operating conditions.

Applications of the IR LED 5mm 940nm

The 5mm 940nm IR LED is widely used in various applications due to its compact size, low power consumption, and invisible emission characteristics. Some of the common applications include: 1. Remote Controls: IR LEDs are commonly used in remote controls for consumer electronics, such as televisions, air conditioners, and audio systems. The 940nm wavelength ensures that the emitted light is not visible to the naked eye, providing a discreet and reliable communication channel. 2. Security Systems: IR LEDs are used in security cameras and motion sensors to detect movement in dark environments. The near-infrared spectrum allows for effective night vision and motion detection without the need for visible light. 3. Communication Systems: IR LEDs are used in wireless communication systems, such as IR data transmission and remote control of electronic devices. The 940nm wavelength provides a reliable and secure communication channel. 4. Medical Devices: IR LEDs are used in medical devices for various applications, including thermometry, imaging, and diagnostics. The near-infrared spectrum allows for effective detection and analysis of biological tissues. 5. Automotive Industry: IR LEDs are used in automotive applications, such as parking sensors, reverse cameras, and driver assistance systems. The compact size and invisible emission characteristics make them ideal for integration into automotive electronics.

Conclusion

The IR LED 5mm 940nm datasheet is a valuable resource for engineers, designers, and enthusiasts working with infrared technology. By providing essential information about the performance, specifications, and applications of the 5mm 940nm IR LED, this datasheet helps ensure the successful implementation of IR-based solutions in various industries. Whether used in remote controls, security systems, or medical devices, the 5mm 940nm IR LED continues to be a reliable and versatile component in the world of infrared technology.