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SMDJ8.5A-HR
Product Overview
The SMDJ8.5A-HR belongs to the category of surface mount transient voltage suppressor diodes. These diodes are widely used for surge protection in various electronic circuits. The SMDJ8.5A-HR is characterized by its high reliability, compact package, and efficient transient voltage suppression capabilities. It is typically packaged in a small outline plastic package and is available in tape and reel packaging with a specified quantity per reel.
Specifications
- Part Number: SMDJ8.5A-HR
- Category: Surface Mount Transient Voltage Suppressor Diode
- Use: Surge protection in electronic circuits
- Characteristics: High reliability, compact package
- Package: Small outline plastic package
- Packaging/Quantity: Tape and reel packaging, specified quantity per reel
Detailed Pin Configuration
The SMDJ8.5A-HR features a standard surface mount device (SMD) pin configuration with clearly defined anode and cathode terminals. The pinout configuration ensures easy integration into circuit designs and PCB layouts.
Functional Features
- Transient Voltage Suppression: Effectively clamps transient overvoltage events to protect downstream components.
- Fast Response Time: Rapid response to transient voltage spikes for enhanced circuit protection.
- Low Leakage Current: Minimizes power loss during normal operation while providing robust surge protection.
Advantages and Disadvantages
Advantages
- Reliable surge protection for sensitive electronic components.
- Compact form factor suitable for space-constrained applications.
- Fast response time ensures minimal impact on circuit performance.
Disadvantages
- Limited maximum clamping voltage compared to some higher-rated devices.
- Higher forward voltage drop compared to some alternative models.
Working Principles
The SMDJ8.5A-HR operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when subjected to a transient voltage surge. This action diverts the surge energy away from the protected circuit, safeguarding sensitive components from damage.
Detailed Application Field Plans
The SMDJ8.5A-HR is commonly employed in various applications requiring surge protection, including: - Power supply units - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics
Detailed and Complete Alternative Models
For applications requiring different voltage or current ratings, alternative models to consider include: - SMDJ5.0A-HR: Lower clamping voltage for more sensitive components. - SMDJ12A-HR: Higher current handling capability for more demanding applications. - SMDJ15A-HR: Increased clamping voltage for enhanced surge protection.
In conclusion, the SMDJ8.5A-HR offers reliable surge protection in a compact package, making it well-suited for a wide range of electronic applications.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMDJ8.5A-HR en soluciones técnicas
Sure, here are 10 common questions and answers related to the application of SMDJ8.5A-HR in technical solutions:
Q: What is the maximum peak pulse power dissipation of SMDJ8.5A-HR? A: The maximum peak pulse power dissipation of SMDJ8.5A-HR is 3000 watts for a 10/1000μs waveform.
Q: What is the breakdown voltage of SMDJ8.5A-HR? A: The breakdown voltage of SMDJ8.5A-HR is 8.5 volts.
Q: Can SMDJ8.5A-HR be used for surge protection in power supplies? A: Yes, SMDJ8.5A-HR can be used for surge protection in power supplies due to its high power dissipation capability.
Q: Is SMDJ8.5A-HR suitable for overvoltage protection in automotive electronics? A: Yes, SMDJ8.5A-HR is suitable for overvoltage protection in automotive electronics where transient voltage suppression is required.
Q: What is the response time of SMDJ8.5A-HR in clamping transient voltages? A: The response time of SMDJ8.5A-HR is very fast, typically responding within nanoseconds to clamp transient voltages.
Q: Can SMDJ8.5A-HR be used in telecommunications equipment for lightning protection? A: Yes, SMDJ8.5A-HR is commonly used in telecommunications equipment for lightning protection due to its high surge capability.
Q: Does SMDJ8.5A-HR require heat sinking for normal operation? A: SMDJ8.5A-HR may require heat sinking in high-power applications or when subjected to repetitive surges to maintain its performance.
Q: What is the operating temperature range of SMDJ8.5A-HR? A: The operating temperature range of SMDJ8.5A-HR is -55°C to +150°C, making it suitable for a wide range of environments.
Q: Can SMDJ8.5A-HR be used for ESD protection in sensitive electronic circuits? A: Yes, SMDJ8.5A-HR can be used for ESD protection in sensitive electronic circuits to prevent damage from electrostatic discharge events.
Q: Are there any reliability tests or certifications available for SMDJ8.5A-HR? A: Yes, SMDJ8.5A-HR may have undergone reliability testing such as AEC-Q101 qualification for automotive applications or other industry-specific certifications.
These questions and answers cover various aspects of the application of SMDJ8.5A-HR in technical solutions, providing insights into its capabilities and suitability for different scenarios.