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SMBJ18C
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SMBJ18C - English Editing Encyclopedia Entry

Product Overview

SMBJ18C belongs to the category of transient voltage suppressor (TVS) diodes. These diodes are used to protect sensitive electronic components from voltage spikes and transients. The SMBJ18C is characterized by its high surge capability, low clamping voltage, and fast response time. It is typically packaged in a compact SMB package and is available in various quantities per package.

Specifications

  • Part Number: SMBJ18C
  • Category: Transient Voltage Suppressor (TVS) Diode
  • Use: Protection against voltage spikes and transients
  • Characteristics: High surge capability, low clamping voltage, fast response time
  • Package: SMB
  • Packaging/Quantity: Various options available

Detailed Pin Configuration

The SMBJ18C TVS diode typically has two pins, with the pinout configuration as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Voltage Suppression: The SMBJ18C efficiently suppresses transient voltages, protecting downstream components.
  • Fast Response: It offers a rapid response time to voltage spikes, minimizing the risk of damage to connected devices.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Compact SMB package for space-constrained applications
  • Fast response time

Disadvantages

  • Limited power dissipation capability compared to larger TVS diodes
  • May require additional circuitry for comprehensive overvoltage protection

Working Principles

The SMBJ18C operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the diode rapidly conducts, diverting excess current away from sensitive components and limiting the voltage across the protected circuit.

Detailed Application Field Plans

The SMBJ18C is commonly used in various applications, including: - Power supply units - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to SMBJ18C include: - SMAJ18A: Similar TVS diode with SMA package - P6SMB18A: TVS diode with a different package and characteristics - SMCJ18CA: TVS diode with SMC package and similar specifications

In conclusion, the SMBJ18C transient voltage suppressor diode offers effective protection against voltage spikes and transients in a compact SMB package, making it suitable for a wide range of applications.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMBJ18C en soluciones técnicas

  1. What is SMBJ18C?

    • SMBJ18C is a transient voltage suppressor diode designed to protect sensitive electronics from voltage spikes and transients.

  2. What is the maximum working voltage of SMBJ18C?

    • The maximum working voltage of SMBJ18C is 18 volts.

  3. What is the peak pulse power of SMBJ18C?

    • The peak pulse power of SMBJ18C is typically 600 watts.

  4. What are the typical applications of SMBJ18C?

    • SMBJ18C is commonly used in applications such as power supplies, telecommunications equipment, automotive electronics, and industrial control systems.

  5. How does SMBJ18C provide protection to electronic circuits?

    • SMBJ18C clamps the voltage during transient events, diverting excess current away from the protected circuit, thus preventing damage.

  6. What is the response time of SMBJ18C?

    • The response time of SMBJ18C is very fast, typically responding within nanoseconds to clamp the transient voltage.

  7. Can SMBJ18C be used for overvoltage protection in automotive applications?

    • Yes, SMBJ18C is suitable for overvoltage protection in automotive applications due to its fast response time and high surge capability.

  8. Is SMBJ18C RoHS compliant?

    • Yes, SMBJ18C is RoHS compliant, making it suitable for use in environmentally sensitive applications.

  9. What is the operating temperature range of SMBJ18C?

    • The operating temperature range of SMBJ18C is typically -55°C to 150°C, making it suitable for a wide range of environments.

  10. Can SMBJ18C be used for ESD protection?

    • Yes, SMBJ18C can be used for electrostatic discharge (ESD) protection in electronic circuits, providing a level of immunity against ESD events.