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SMBJ51
Product Overview
Category: Electronic Component
Use: Transient Voltage Suppressor (TVS) Diode
Characteristics: Fast response time, low clamping voltage, high surge current capability
Package: DO-214AA (SMB)
Essence: Protects sensitive electronic components from voltage transients
Packaging/Quantity: Tape & Reel, 3000 units per reel
Specifications
- Peak Pulse Power: 600W
- Breakdown Voltage: 51V
- Operating Voltage: 43.6V
- Maximum Reverse Leakage Current: 1μA
- Operating Temperature Range: -55°C to +150°C
Detailed Pin Configuration
The SMBJ51 TVS diode has two pins, with the anode connected to the positive side and the cathode connected to the negative side of the circuit.
Functional Features
- Provides protection against transient voltage events
- Fast response time ensures minimal damage to protected components
- Low clamping voltage diverts excess voltage away from sensitive circuits
- High surge current capability allows for reliable protection in high-energy environments
Advantages and Disadvantages
Advantages: - Fast response time - Low clamping voltage - High surge current capability
Disadvantages: - Limited breakdown voltage compared to higher-rated TVS diodes - May require additional components for comprehensive overvoltage protection
Working Principles
The SMBJ51 TVS diode operates by diverting excessive voltage away from sensitive components when a transient voltage event occurs. It rapidly switches into its low impedance state, effectively shunting the excess energy to protect downstream components.
Detailed Application Field Plans
The SMBJ51 is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics
Detailed and Complete Alternative Models
- SMBJ5.0A: Breakdown Voltage 5.0V
- SMBJ10A: Breakdown Voltage 10V
- SMBJ18A: Breakdown Voltage 18V
- SMBJ30A: Breakdown Voltage 30V
- SMBJ40A: Breakdown Voltage 40V
In conclusion, the SMBJ51 TVS diode offers fast and reliable protection against transient voltage events, making it an essential component in various electronic systems.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMBJ51 en soluciones técnicas
Sure, here are 10 common questions and answers related to the application of SMBJ51 in technical solutions:
What is SMBJ51?
- SMBJ51 is a type of surface mount transient voltage suppressor diode designed to protect sensitive electronics from voltage spikes and transients.
What is the maximum working voltage of SMBJ51?
- The maximum working voltage of SMBJ51 is 51 volts.
What is the typical application of SMBJ51?
- SMBJ51 is commonly used for overvoltage protection in various electronic circuits, such as power supplies, communication equipment, and automotive electronics.
What is the peak pulse power dissipation of SMBJ51?
- The peak pulse power dissipation of SMBJ51 is typically around 600 watts.
How does SMBJ51 provide protection against voltage spikes?
- SMBJ51 clamps the voltage during transient events, diverting excess current away from sensitive components and preventing damage.
What is the response time of SMBJ51 during a transient event?
- SMBJ51 has a very fast response time, typically in the nanosecond range, providing quick protection against voltage spikes.
Can SMBJ51 be used in high-speed data lines?
- Yes, SMBJ51 is suitable for protecting high-speed data lines, such as USB, Ethernet, and HDMI interfaces.
What is the operating temperature range of SMBJ51?
- The operating temperature range of SMBJ51 is usually between -55°C to 150°C, making it suitable for a wide range of environments.
Is SMBJ51 RoHS compliant?
- Yes, SMBJ51 is typically RoHS compliant, meaning it meets the requirements of the Restriction of Hazardous Substances directive.
Are there any specific layout considerations when using SMBJ51 in a circuit?
- It's important to minimize the length and impedance of the traces connecting SMBJ51 to the protected circuit, and to ensure proper grounding for effective protection.
These questions and answers should provide a good overview of the application of SMBJ51 in technical solutions.