SFH 309-3/4

Product Overview

SFH 309-3/4 is a high-performance optoelectronic component designed for use in various electronic applications. This product falls under the category of infrared emitters and detectors, offering unique characteristics that make it suitable for a wide range of uses. The package includes essential components and detailed specifications to ensure optimal performance.

Basic Information Overview

• Category: Infrared Emitters and Detectors
• Use: SFH 309-3/4 is used for proximity sensing, object detection, and optical encoding applications.
• Characteristics: It features high sensitivity, fast response time, and reliable performance in various environmental conditions.
• Package: The product is available in a compact and durable package, ensuring easy integration into different electronic systems.
• Essence: The essence of SFH 309-3/4 lies in its ability to provide accurate and efficient infrared sensing capabilities.
• Packaging/Quantity: It is typically packaged in reels or trays, with quantities tailored to specific project requirements.

Specifications

• Wavelength: 880nm
• Forward Current: 100mA
• Reverse Voltage: 5V
• Power Dissipation: 120mW
• Operating Temperature Range: -40°C to +85°C
• Storage Temperature Range: -40°C to +100°C

Detailed Pin Configuration

The SFH 309-3/4 features a standard pin configuration with clear markings for easy identification and connection. The detailed pinout includes the anode, cathode, and signal output pins, ensuring seamless integration into electronic circuits.

Functional Features

• High Sensitivity: The component offers exceptional sensitivity to infrared light, enabling precise detection of objects and proximity.
• Fast Response Time: SFH 309-3/4 delivers rapid response times, making it ideal for applications requiring quick and accurate sensing capabilities.
• Environmental Robustness: It exhibits robust performance in varying environmental conditions, ensuring reliability in diverse settings.

Advantages and Disadvantages

Advantages: 1. Reliable Performance: Ensures consistent and dependable operation. 2. Versatile Application: Suitable for a wide range of electronic projects and systems. 3. Compact Design: The compact form factor allows for easy integration into different devices.

Disadvantages: 1. Limited Range: May have limitations in long-range sensing applications. 2. Sensitivity to Ambient Light: Requires careful consideration of ambient light interference in certain environments.

Working Principles

SFH 309-3/4 operates based on the principle of infrared light emission and detection. When powered, the component emits infrared light and detects the reflected or emitted light from nearby objects. This information is then processed to determine the presence or absence of objects within the sensor's range.

Detailed Application Field Plans

SFH 309-3/4 finds extensive application in various fields, including: - Proximity Sensors in Smartphones and Tablets - Object Detection in Robotics and Automation - Optical Encoding in Printers and Imaging Devices - Presence Detection in Security Systems

Detailed and Complete Alternative Models

For users seeking alternative options, the following models can be considered: 1. SFH 309-3/5: A variant with extended range capabilities. 2. SFH 309-4/4: A higher power version suitable for specific applications.

This comprehensive range of alternatives ensures that users can select the most suitable component for their specific project requirements.

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