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SMCJ54 - Product Overview and Specifications
Introduction
The SMCJ54 is a diode belonging to the category of transient voltage suppressors (TVS). These diodes are widely used in electronic circuits to protect sensitive components from voltage spikes and transients. The SMCJ54 is known for its robust characteristics, making it suitable for various applications.
Basic Information Overview
- Category: Transient Voltage Suppressor Diode
- Use: Protection against voltage spikes and transients
- Characteristics: High surge capability, low clamping voltage
- Package: SMC (DO-214AB)
- Essence: Safeguarding sensitive electronic components
- Packaging/Quantity: Typically available in reels or tubes containing multiple units
Specifications
- Peak Pulse Power: 1500W
- Breakdown Voltage: 54V
- Operating Voltage: 43.6V
- Maximum Clamping Voltage: 87.1V
- Peak Pulse Current: 48.5A
- Operating Temperature Range: -55°C to +150°C
Detailed Pin Configuration
The SMCJ54 diode typically has two pins, with the cathode connected to the marked side of the package and the anode to the unmarked side.
Functional Features
- Transient Voltage Suppression: Effectively clamps transient voltages to safe levels.
- Fast Response Time: Rapid reaction to voltage spikes ensures protection of downstream components.
- Low Leakage Current: Ensures minimal power dissipation during normal operation.
Advantages and Disadvantages
Advantages
- Effective protection against voltage surges
- Fast response time
- Low clamping voltage
Disadvantages
- Higher cost compared to standard diodes
- Limited effectiveness for sustained overvoltage conditions
Working Principles
The SMCJ54 operates by diverting excess current away from sensitive components when a voltage spike occurs. This is achieved through rapid conduction of the diode, effectively limiting the voltage across the protected circuit.
Detailed Application Field Plans
The SMCJ54 finds extensive use in various applications, including: - Telecommunications: Protecting communication equipment from lightning-induced surges. - Power Supplies: Safeguarding sensitive electronics in power supply units. - Automotive Electronics: Shielding vehicle electronics from voltage transients.
Detailed and Complete Alternative Models
- SMCJ5.0A: Breakdown Voltage - 5.0V
- SMCJ10A: Breakdown Voltage - 10V
- SMCJ24A: Breakdown Voltage - 24V
- SMCJ100A: Breakdown Voltage - 100V
In conclusion, the SMCJ54 transient voltage suppressor diode offers robust protection against voltage spikes and transients, making it an essential component in various electronic systems.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMCJ54 en soluciones técnicas
What is the maximum peak pulse power dissipation of SMCJ54?
- The maximum peak pulse power dissipation of SMCJ54 is 1500 watts.
What is the breakdown voltage of SMCJ54?
- The breakdown voltage of SMCJ54 is typically 58.9 volts.
What is the operating temperature range for SMCJ54?
- The operating temperature range for SMCJ54 is -55°C to +150°C.
What is the typical clamping voltage of SMCJ54?
- The typical clamping voltage of SMCJ54 is 87.1 volts at 10A.
What is the reverse stand-off voltage of SMCJ54?
- The reverse stand-off voltage of SMCJ54 is 54 volts.
What is the peak pulse current rating of SMCJ54?
- The peak pulse current rating of SMCJ54 is 165.7A.
Is SMCJ54 RoHS compliant?
- Yes, SMCJ54 is RoHS compliant.
What is the package type of SMCJ54?
- SMCJ54 is available in a SMC (DO-214AB) package.
What are the typical applications for SMCJ54?
- SMCJ54 is commonly used in surge protection for telecommunications equipment, industrial controls, and automotive electronics.
What are the key differences between SMCJ54 and other similar diodes?
- SMCJ54 offers higher peak pulse power dissipation and lower clamping voltage compared to many similar diodes, making it suitable for high-performance surge protection applications.