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SFH 7221-Z
Product Overview
The SFH 7221-Z belongs to the category of optoelectronic components and is primarily used for infrared sensing applications. This component is characterized by its high sensitivity, compact package, and versatile functionality. The SFH 7221-Z is typically available in a standard package and is essential for various applications requiring precise infrared sensing capabilities.
Basic Information
- Category: Optoelectronic Components
- Use: Infrared Sensing Applications
- Characteristics: High Sensitivity, Compact Package
- Package: Standard
- Essence: Precise Infrared Sensing
- Packaging/Quantity: Typically Sold Individually
Specifications
- Wavelength: 940 nm
- Radiant Intensity: 20 mW/sr
- Forward Current: 100 mA
- Reverse Voltage: 5 V
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
The SFH 7221-Z features a standard pin configuration with three pins: 1. Anode 2. Cathode 3. No Connection
Functional Features
- High Sensitivity to Infrared Radiation
- Low Power Consumption
- Fast Response Time
Advantages and Disadvantages
Advantages
- Precise Infrared Sensing Capabilities
- Compact Design
- Low Power Consumption
Disadvantages
- Limited Operating Temperature Range
- Sensitive to External Interference
Working Principles
The SFH 7221-Z operates based on the principle of photodiode detection. When exposed to infrared radiation within its specified wavelength, the photodiode generates a corresponding electrical signal, allowing for accurate detection and measurement of infrared light.
Detailed Application Field Plans
The SFH 7221-Z is widely utilized in various fields, including: - Proximity Sensors - Object Detection Systems - Industrial Automation - Security Systems
Detailed and Complete Alternative Models
For users seeking alternative options, the following models can be considered: - SFH 7220-Z: Similar specifications with a different package - SFH 7222-Z: Higher radiant intensity and forward current
In conclusion, the SFH 7221-Z offers precise infrared sensing capabilities in a compact package, making it an ideal choice for a wide range of applications requiring reliable infrared detection.
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Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von SFH 7221-Z in technischen Lösungen auf
What is SFH 7221-Z?
- SFH 7221-Z is a high-power infrared (IR) emitter designed for applications in technical solutions requiring IR illumination.
What is the typical operating voltage of SFH 7221-Z?
- The typical operating voltage of SFH 7221-Z is around 1.35V.
What is the maximum power rating of SFH 7221-Z?
- SFH 7221-Z has a maximum power rating of 1W, making it suitable for high-power applications.
What are the typical applications of SFH 7221-Z?
- SFH 7221-Z is commonly used in applications such as surveillance systems, industrial automation, and gesture recognition.
What is the wavelength range of SFH 7221-Z?
- SFH 7221-Z emits infrared light in the wavelength range of approximately 850nm.
Does SFH 7221-Z require any heat sinking or thermal management?
- Yes, due to its high-power nature, SFH 7221-Z may require heat sinking or thermal management to ensure proper operation and longevity.
Is SFH 7221-Z compatible with standard IR receivers?
- Yes, SFH 7221-Z is compatible with most standard IR receivers, making it easy to integrate into existing systems.
What is the recommended driving current for SFH 7221-Z?
- The recommended driving current for SFH 7221-Z is typically around 1A for optimal performance.
Can SFH 7221-Z be used in outdoor environments?
- Yes, SFH 7221-Z can be used in outdoor environments, but proper weatherproofing and protection from environmental factors should be considered.
Are there any specific safety considerations when using SFH 7221-Z?
- Users should be aware of the potential eye hazards associated with IR light and take appropriate precautions when working with SFH 7221-Z, such as using protective eyewear when necessary.