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SMCJ78C - English Editing Encyclopedia Entry
Product Overview
Category
The SMCJ78C belongs to the category of semiconductor devices, specifically within the family of transient voltage suppressor (TVS) diodes.
Use
It is primarily used for surge protection in electronic circuits and systems to safeguard against voltage transients and spikes.
Characteristics
- Voltage Suppression: Capable of suppressing high-energy transients.
- Fast Response Time: Rapidly clamps transient voltages to a safe level.
- Low Leakage Current: Ensures minimal power dissipation during normal operation.
- Robust Packaging: Designed for reliable performance in various environmental conditions.
Package
The SMCJ78C is typically available in a surface-mount package, offering ease of installation and space-saving benefits.
Essence
The essence of the SMCJ78C lies in its ability to protect sensitive electronic components from damaging voltage surges, thereby enhancing the reliability and longevity of electronic systems.
Packaging/Quantity
These diodes are commonly supplied in reels or tubes, with quantities varying based on manufacturer specifications.
Specifications
- Peak Pulse Power: [Insert value] W
- Breakdown Voltage: 78 V
- Clamping Voltage: [Insert value] V
- Operating Temperature Range: -55°C to +150°C
- Package Type: SMC (DO-214AB)
- RoHS Compliance: Yes
Detailed Pin Configuration
The SMCJ78C typically features a standard SMC package with two terminals. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode
Functional Features
- Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
- Low Clamping Voltage: Provides efficient protection without compromising the integrity of the protected circuit.
- Fast Response Time: Reacts swiftly to transient events, minimizing the risk of damage to sensitive electronics.
Advantages
- Reliable Protection: Offers robust protection against voltage surges, enhancing system reliability.
- Compact Design: Space-efficient SMC package facilitates easy integration into circuit layouts.
- Wide Operating Temperature Range: Suitable for diverse environmental conditions.
Disadvantages
- Limited Peak Pulse Power Handling: May not be suitable for applications with extremely high transient energy levels.
- Reverse Leakage Current: Requires careful consideration in low-power applications due to inherent leakage characteristics.
Working Principles
The SMCJ78C operates based on the principle of avalanche breakdown, where it rapidly conducts once the voltage across it exceeds the breakdown voltage. This effectively diverts excessive transient energy away from sensitive components, limiting the voltage to a safe level.
Detailed Application Field Plans
The SMCJ78C finds extensive application in various industries, including: - Telecommunications: Protecting communication equipment from lightning-induced surges. - Automotive Electronics: Safeguarding vehicle electronics from voltage transients. - Industrial Control Systems: Ensuring the reliability of control and monitoring electronics in industrial environments.
Detailed and Complete Alternative Models
- SMCJ5.0A: Breakdown Voltage - 5.0 V
- SMCJ15CA: Breakdown Voltage - 15 V
- SMCJ120A: Breakdown Voltage - 120 V
- SMCJ200CA: Breakdown Voltage - 200 V
In conclusion, the SMCJ78C transient voltage suppressor diode offers reliable surge protection with its fast response time, low clamping voltage, and robust packaging. While it has limitations in peak pulse power handling, its compact design and wide operating temperature range make it a valuable component in various electronic systems.
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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van SMCJ78C in technische oplossingen
Sure, here are 10 common questions and answers related to the application of SMCJ78C in technical solutions:
Q: What is the maximum peak pulse power dissipation of SMCJ78C? A: The maximum peak pulse power dissipation of SMCJ78C is 1500 watts.
Q: What is the breakdown voltage of SMCJ78C? A: The breakdown voltage of SMCJ78C is typically 86.7 volts.
Q: Can SMCJ78C be used for overvoltage protection in power supplies? A: Yes, SMCJ78C can be used for overvoltage protection in power supplies due to its high power dissipation capability.
Q: Is SMCJ78C suitable for surge protection in telecommunications equipment? A: Yes, SMCJ78C is suitable for surge protection in telecommunications equipment due to its fast response time and high surge current capability.
Q: What is the operating temperature range of SMCJ78C? A: The operating temperature range of SMCJ78C is -55°C to +150°C.
Q: Can SMCJ78C be used for ESD protection in automotive electronics? A: Yes, SMCJ78C can be used for ESD protection in automotive electronics due to its high surge current capability and low clamping voltage.
Q: Does SMCJ78C meet the requirements for RoHS compliance? A: Yes, SMCJ78C is compliant with the RoHS directive, making it suitable for use in environmentally sensitive applications.
Q: What is the typical response time of SMCJ78C during a transient event? A: The typical response time of SMCJ78C during a transient event is less than 1 nanosecond.
Q: Can SMCJ78C be used for overcurrent protection in industrial control systems? A: Yes, SMCJ78C can be used for overcurrent protection in industrial control systems due to its high surge current capability and low clamping voltage.
Q: What is the package type of SMCJ78C? A: SMCJ78C is available in a surface mount DO-214AB (SMC) package.
I hope these answers provide the information you were looking for! If you have any more questions, feel free to ask.