SFH 9240

Product Overview

The SFH 9240 is a high-performance infrared emitter designed for use in various applications. This component belongs to the category of optoelectronics and is widely used in proximity sensors, industrial automation, and consumer electronics. Known for its reliability and efficiency, the SFH 9240 offers distinct characteristics such as high radiant intensity, low forward voltage, and compact packaging. It is typically available in small quantities and is commonly sold in tape and reel packaging.

Specifications

• Forward Current: 100 mA
• Reverse Voltage: 5 V
• Wavelength: 850 nm
• Radiant Intensity: 20 mW/sr
• Package Type: SMD
• Package Size: 3.85 mm x 3.85 mm x 2.24 mm

Detailed Pin Configuration

The SFH 9240 features a standard SMD pin configuration with anode and cathode pins for easy integration into circuit designs.

Functional Features

• High Radiant Intensity: The SFH 9240 emits infrared light with a high radiant intensity, making it suitable for long-range sensing applications.
• Low Forward Voltage: With a low forward voltage, this emitter minimizes power consumption and heat generation, enhancing overall energy efficiency.
• Compact Packaging: The small form factor of the SFH 9240 allows for seamless integration into space-constrained designs.

Advantages and Disadvantages

Advantages

• High radiant intensity for long-range sensing
• Low forward voltage for energy efficiency
• Compact packaging for versatile integration

Disadvantages

• Limited reverse voltage tolerance
• Sensitive to electrostatic discharge (ESD)

Working Principles

The SFH 9240 operates based on the principle of converting electrical energy into infrared radiation. When a forward current is applied, the emitter releases infrared light, which can be utilized for proximity sensing and object detection.

Detailed Application Field Plans

The SFH 9240 is well-suited for a wide range of applications, including: - Proximity Sensors: Used in smartphones, tablets, and wearables for touchless gesture recognition. - Industrial Automation: Integrated into machinery and equipment for object detection and position sensing. - Consumer Electronics: Employed in smart home devices and appliances for proximity-based control and interaction.

Detailed and Complete Alternative Models

For users seeking alternative options, the following models can be considered: - SFH 9241: Similar performance with enhanced ESD protection - SFH 9242: Higher radiant intensity for extended range sensing - SFH 9243: Lower forward voltage for ultra-low power applications

In conclusion, the SFH 9240 offers a reliable and efficient solution for infrared emission in various applications, despite its limitations in reverse voltage tolerance and ESD sensitivity. Its compact size, high radiant intensity, and low forward voltage make it a versatile choice for proximity sensing and industrial automation. Additionally, users can explore alternative models within the SFH 9240 series to find the most suitable option for their specific requirements.

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