SMDJ48A-HR
Product Overview
Category
The SMDJ48A-HR belongs to the category of transient voltage suppressor diodes.
Use
It is used for protecting sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.
Characteristics
- Fast response time
- Low clamping voltage
- High surge current capability
Package
The SMDJ48A-HR is available in a surface mount DO-214AB (SMC) package.
Essence
The essence of the SMDJ48A-HR lies in its ability to provide robust protection against transient voltage events, ensuring the safety and reliability of electronic circuits.
Packaging/Quantity
The SMDJ48A-HR is typically packaged in reels with a quantity of 1500 units per reel.
Specifications
- Standoff Voltage: 48V
- Breakdown Voltage: 53.3V
- Maximum Clamping Voltage: 77.4V
- Peak Pulse Current: 10A
- Operating Temperature Range: -55°C to 150°C
Detailed Pin Configuration
The SMDJ48A-HR follows the standard pin configuration for surface mount diodes, with the anode and cathode clearly marked on the package.
Functional Features
- Bi-directional clamping capability
- Low incremental surge resistance
- High temperature stability
Advantages and Disadvantages
Advantages
- Fast response to transient events
- High surge current handling capability
- Compact surface mount package
Disadvantages
- Limited power dissipation capability
- May require additional circuitry for overvoltage protection
Working Principles
The SMDJ48A-HR operates based on the principle of avalanche breakdown, where it rapidly conducts excess voltage away from the protected circuit, limiting the voltage across it.
Detailed Application Field Plans
The SMDJ48A-HR is commonly used in the following applications: - Telecommunication equipment - Power supplies - Industrial control systems - Automotive electronics
Detailed and Complete Alternative Models
Some alternative models to the SMDJ48A-HR include: - P6SMB48A - 1.5SMC48A - SMBJ48A
In conclusion, the SMDJ48A-HR is a vital component in safeguarding electronic equipment from transient voltage events, offering fast response and high surge current capability. Its compact size and bi-directional clamping make it suitable for various applications, although it may require additional protection circuitry in certain scenarios.
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技術ソリューションにおける SMDJ48A-HR の適用に関連する 10 件の一般的な質問と回答をリストします。
What is the maximum reverse voltage of SMDJ48A-HR?
- The maximum reverse voltage of SMDJ48A-HR is 48V.
What is the peak pulse power dissipation of SMDJ48A-HR?
- The peak pulse power dissipation of SMDJ48A-HR is 3000W.
What is the typical clamping voltage of SMDJ48A-HR?
- The typical clamping voltage of SMDJ48A-HR is 77.4V at 10A.
What are the typical applications for SMDJ48A-HR?
- SMDJ48A-HR is commonly used in surge protection for sensitive electronics, such as telecommunications equipment, industrial control systems, and power supplies.
What is the operating temperature range of SMDJ48A-HR?
- The operating temperature range of SMDJ48A-HR is -55°C to +150°C.
Does SMDJ48A-HR meet RoHS compliance?
- Yes, SMDJ48A-HR is compliant with RoHS regulations.
What is the package type of SMDJ48A-HR?
- SMDJ48A-HR is available in a surface mount DO-214AB package.
Is SMDJ48A-HR suitable for high-reliability applications?
- Yes, SMDJ48A-HR is designed for high-reliability applications and has excellent stability and performance under various conditions.
Can SMDJ48A-HR be used for transient voltage suppression in automotive electronics?
- Yes, SMDJ48A-HR is suitable for transient voltage suppression in automotive electronics due to its high power dissipation capability and robust design.
What are the key differences between SMDJ48A-HR and other similar TVS diodes?
- SMDJ48A-HR offers higher peak pulse power dissipation and lower clamping voltage compared to many similar TVS diodes, making it suitable for demanding surge protection applications.