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SMBJ22CA
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SMBJ22CA

Product Overview

Category

SMBJ22CA 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, electrostatic discharge (ESD), and other transient voltage events.

Characteristics

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

Package

The SMBJ22CA is typically available in a surface mount package.

Essence

The essence of SMBJ22CA lies in its ability to divert excessive current away from sensitive components, thereby safeguarding them from damage.

Packaging/Quantity

It is commonly packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Pulse Power: 600W
  • Breakdown Voltage: 22V
  • Maximum Clamping Voltage: 35.5V
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SMBJ22CA typically has two pins, with the anode and cathode connections clearly labeled for easy identification.

Functional Features

  • Bi-directional protection
  • Low incremental surge resistance
  • RoHS compliant

Advantages and Disadvantages

Advantages

  • Fast response time protects sensitive components
  • Low clamping voltage ensures minimal impact on protected circuits
  • Bi-directional protection enhances versatility

Disadvantages

  • Limited surge current capability compared to higher power TVS diodes
  • Higher cost compared to standard diodes

Working Principles

When a transient voltage event occurs, the SMBJ22CA conducts excess current to ground, limiting the voltage across the protected circuit.

Detailed Application Field Plans

SMBJ22CA is widely used in: - Telecommunications equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • SMBJ5.0A: Lower breakdown voltage for more sensitive applications
  • SMBJ33CA: Higher breakdown voltage for increased protection

In conclusion, SMBJ22CA is a crucial component in safeguarding electronic circuits from transient voltage events, offering fast response times and low clamping voltages. Its bi-directional protection and RoHS compliance make it suitable for various applications, although it may have limitations in high surge current scenarios. Alternative models such as SMBJ5.0A and SMBJ33CA provide flexibility in addressing specific voltage protection requirements.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi SMBJ22CA dalam penyelesaian teknikal

  1. What is SMBJ22CA?

    • SMBJ22CA is a type of transient voltage suppressor diode, commonly used to protect electronic circuits from overvoltage transients.

  2. What is the maximum working voltage of SMBJ22CA?

    • The maximum working voltage of SMBJ22CA is 22 volts.

  3. What is the peak pulse power of SMBJ22CA?

    • The peak pulse power of SMBJ22CA is typically 600 watts.

  4. What is the typical clamping voltage of SMBJ22CA?

    • The typical clamping voltage of SMBJ22CA is around 35.5 volts at a peak pulse current of 10A.

  5. What are the typical applications of SMBJ22CA?

    • SMBJ22CA is commonly used in various electronic systems and equipment such as telecommunications, industrial automation, automotive electronics, and power supplies to protect against voltage transients.

  6. How does SMBJ22CA provide overvoltage protection?

    • SMBJ22CA diverts excessive current away from sensitive components by providing a low-impedance path to ground during transient voltage events.

  7. What are the temperature considerations for SMBJ22CA?

    • SMBJ22CA has an operating temperature range typically from -55°C to +150°C, making it suitable for a wide range of environments.

  8. Is SMBJ22CA RoHS compliant?

    • Yes, SMBJ22CA is typically RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.

  9. What are the packaging options available for SMBJ22CA?

    • SMBJ22CA is available in various package types such as DO-214AA (SMB) and DO-214AB (SMC).

  10. Where can I find detailed specifications and application notes for SMBJ22CA?

    • Detailed specifications and application notes for SMBJ22CA can be found in the product datasheet provided by the manufacturer or distributor.