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SMDJ20A-HR
Product Overview
The SMDJ20A-HR belongs to the category of surface mount transient voltage suppressor diodes. These diodes are used to protect sensitive electronic components from voltage spikes and transients. The SMDJ20A-HR is characterized by its high reliability, compact package, and efficient transient voltage suppression capabilities. It is typically available in tape and reel packaging with a specific quantity per reel.
Specifications
- Part Number: SMDJ20A-HR
- Category: Surface Mount Transient Voltage Suppressor Diode
- Use: Protection against voltage spikes and transients
- Characteristics: High reliability, compact package
- Package: Tape and reel
- Packaging/Quantity: Specific quantity per reel
Detailed Pin Configuration
The SMDJ20A-HR follows a standard surface mount diode pin configuration with clearly defined anode and cathode terminals. The pinout configuration is as follows: - Anode (A) - Pin 1 - Cathode (K) - Pin 2
Functional Features
- Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
- Fast Response Time: Rapid reaction to voltage spikes ensures minimal impact on the protected circuitry.
- High Reliability: Designed for consistent and reliable performance under transient conditions.
Advantages and Disadvantages
Advantages
- Effective protection against voltage transients
- Compact size for space-constrained applications
- Reliable performance under transient conditions
Disadvantages
- Limited power dissipation capability compared to larger through-hole devices
- Sensitive to excessive current or voltage beyond specified ratings
Working Principles
The SMDJ20A-HR operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the diode rapidly conducts, diverting the excess energy away from the sensitive components. This action helps to limit the voltage across the protected circuit, safeguarding it from potential damage.
Detailed Application Field Plans
The SMDJ20A-HR finds extensive use in various electronic systems requiring protection against voltage transients. Some common application fields include: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems
Detailed and Complete Alternative Models
For applications requiring similar transient voltage suppression capabilities, alternative models to consider include: - SMAJ20A-HR - SMCJ20A-HR - SMBJ20A-HR
In summary, the SMDJ20A-HR offers reliable and compact transient voltage suppression for a wide range of electronic applications, making it a valuable component in protecting sensitive circuitry from voltage spikes and transients.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMDJ20A-HR en soluciones técnicas
What is the maximum peak pulse power of SMDJ20A-HR?
- The maximum peak pulse power of SMDJ20A-HR is 3000 watts for a 10/1000μs waveform.
What is the breakdown voltage of SMDJ20A-HR?
- The breakdown voltage of SMDJ20A-HR is 22 volts.
What is the typical clamping voltage of SMDJ20A-HR?
- The typical clamping voltage of SMDJ20A-HR is 34.4 volts at 20A.
What are the applications of SMDJ20A-HR in technical solutions?
- SMDJ20A-HR is commonly used for surge protection in various electronic equipment, such as telecommunications systems, industrial control systems, and automotive electronics.
What is the operating temperature range of SMDJ20A-HR?
- The operating temperature range of SMDJ20A-HR is -55°C to +150°C.
Does SMDJ20A-HR comply with RoHS requirements?
- Yes, SMDJ20A-HR is compliant with RoHS (Restriction of Hazardous Substances) requirements.
What is the package type of SMDJ20A-HR?
- SMDJ20A-HR is available in a DO-214AB (SMC) package.
Is SMDJ20A-HR suitable for high-reliability applications?
- Yes, SMDJ20A-HR is designed for high-reliability applications and has been tested to ensure its reliability under various conditions.
What is the response time of SMDJ20A-HR?
- The response time of SMDJ20A-HR is very fast, typically less than 1 picosecond.
Can SMDJ20A-HR be used for ESD (electrostatic discharge) protection?
- Yes, SMDJ20A-HR can be used for ESD protection in sensitive electronic circuits and components.