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SMBJ20CA-HR
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SMBJ20CA-HR

Product Overview

Category

The SMBJ20CA-HR belongs to the category of transient voltage suppressor (TVS) diodes.

Use

It is used to protect sensitive electronic components from voltage transients induced by lightning, ESD, and other transient voltage events.

Characteristics

  • Fast response time
  • Low clamping voltage
  • High surge current capability
  • RoHS compliant

Package

The SMBJ20CA-HR is typically available in a surface mount package.

Essence

The essence of the SMBJ20CA-HR lies in its ability to rapidly clamp transient voltages to a safe level, protecting downstream components.

Packaging/Quantity

The SMBJ20CA-HR is commonly packaged in reels or tape and reel, with quantities varying based on manufacturer specifications.

Specifications

  • Standoff Voltage: 20V
  • Breakdown Voltage: 22.2V
  • Maximum Clamping Voltage: 32.4V
  • Peak Pulse Current: 30A
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SMBJ20CA-HR typically has two pins, with the anode and cathode connections clearly marked on the device.

Functional Features

  • Bi-directional clamping capability
  • Low incremental surge resistance
  • High reliability

Advantages and Disadvantages

Advantages

  • Fast response time protects sensitive components
  • Low clamping voltage ensures minimal impact on the protected circuit
  • High surge current capability for robust protection

Disadvantages

  • May require additional circuitry for comprehensive transient protection in complex systems
  • Sensitive to reverse voltage polarity

Working Principles

When a transient voltage event occurs, the SMBJ20CA-HR conducts current to divert the excess energy away from the protected circuit, thereby limiting the voltage across the load.

Detailed Application Field Plans

The SMBJ20CA-HR is widely used in various applications, including: - Telecommunications equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SMBJ20CA-HR include: - SMAJ20A - P6SMB20CA - SMCJ20A

In conclusion, the SMBJ20CA-HR transient voltage suppressor diode offers fast and reliable protection against transient voltage events, making it an essential component in safeguarding sensitive electronic circuits across various industries.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMBJ20CA-HR en soluciones técnicas

  1. What is the SMBJ20CA-HR used for?

    • The SMBJ20CA-HR is a high-reliability, surface mount transient voltage suppressor diode designed to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.

  2. What is the maximum peak pulse power of the SMBJ20CA-HR?

    • The maximum peak pulse power of the SMBJ20CA-HR is 600 watts.

  3. What is the breakdown voltage of the SMBJ20CA-HR?

    • The breakdown voltage of the SMBJ20CA-HR is 22 volts.

  4. What are the typical applications of the SMBJ20CA-HR?

    • Typical applications of the SMBJ20CA-HR include protection of telecommunications equipment, industrial control systems, automotive electronics, and other sensitive electronic devices from voltage transients.

  5. What is the operating temperature range of the SMBJ20CA-HR?

    • The SMBJ20CA-HR has an operating temperature range of -55°C to +150°C.

  6. What is the response time of the SMBJ20CA-HR?

    • The response time of the SMBJ20CA-HR is very fast, typically responding within nanoseconds to clamp transient voltages.

  7. Is the SMBJ20CA-HR RoHS compliant?

    • Yes, the SMBJ20CA-HR is RoHS compliant, making it suitable for use in environmentally sensitive applications.

  8. What is the package type of the SMBJ20CA-HR?

    • The SMBJ20CA-HR is available in a DO-214AA (SMB) package.

  9. Does the SMBJ20CA-HR require any external components for operation?

    • No, the SMBJ20CA-HR does not require any external components for operation. It can be directly connected across the input terminals of the protected equipment.

  10. What are the key features of the SMBJ20CA-HR?

    • The key features of the SMBJ20CA-HR include low clamping voltage, fast response time, high surge capability, and high reliability for use in demanding technical solutions.