Vishay Semiconductor Diodes Division
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SMBJ20CA/54
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SMBJ20CA/54

Product Overview

Category: Electronic Component
Use: Voltage Suppression
Characteristics: Transient Voltage Suppressor
Package: DO-214AA
Essence: Protection against voltage transients
Packaging/Quantity: Tape & Reel, 3000 units

Specifications

  • Voltage - Reverse Standoff (Typ): 20V
  • Voltage - Breakdown (Min): 22.2V
  • Voltage - Clamping (Max) @ Ipp: 32.4V
  • Current - Peak Pulse (10/1000µs): 34.1A
  • Power - Peak Pulse: 600W
  • Type: Zener
  • Unidirectional: Yes

Detailed Pin Configuration

The SMBJ20CA/54 has two pins, with the cathode connected to the marked side of the package and the anode connected to the opposite side.

Functional Features

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

Advantages and Disadvantages

Advantages: - Effective protection against transient voltage - Fast reaction to voltage spikes - Compact size for easy integration

Disadvantages: - Limited to unidirectional protection - May require additional components for comprehensive surge protection

Working Principles

The SMBJ20CA/54 operates by diverting excess voltage away from sensitive electronic components when a transient voltage spike occurs. It rapidly clamps the voltage to a safe level, protecting the circuitry from damage.

Detailed Application Field Plans

This component is commonly used in various electronic devices and systems, including: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • SMBJ5.0A: 5V reverse standoff voltage
  • SMBJ15A: 15V reverse standoff voltage
  • SMBJ33A: 33V reverse standoff voltage
  • SMBJ58A: 58V reverse standoff voltage

In conclusion, the SMBJ20CA/54 is a reliable transient voltage suppressor that offers effective protection against voltage transients in a wide range of electronic applications.

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تکنیکی حل میں SMBJ20CA/54 کے اطلاق سے متعلق 10 عام سوالات اور جوابات کی فہرست بنائیں

  1. What is the SMBJ20CA/54 used for?

    • The SMBJ20CA/54 is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum working voltage of the SMBJ20CA/54?

    • The SMBJ20CA/54 has a maximum working voltage of 20 volts.

  3. What is the peak pulse power handling capability of the SMBJ20CA/54?

    • The SMBJ20CA/54 can handle peak pulse power up to 600 watts.

  4. What is the breakdown voltage of the SMBJ20CA/54?

    • The breakdown voltage of the SMBJ20CA/54 is 22.2 volts.

  5. What are the typical applications for the SMBJ20CA/54?

    • Typical applications for the SMBJ20CA/54 include protection of sensitive electronic circuits in telecommunications equipment, computers, and consumer electronics.

  6. What is the response time of the SMBJ20CA/54 to a transient voltage spike?

    • The response time of the SMBJ20CA/54 to a transient voltage spike is very fast, typically in the nanosecond range.

  7. Is the SMBJ20CA/54 RoHS compliant?

    • Yes, the SMBJ20CA/54 is RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.

  8. What is the operating temperature range of the SMBJ20CA/54?

    • The SMBJ20CA/54 has an operating temperature range of -55°C to +150°C.

  9. Does the SMBJ20CA/54 require any external components for proper operation?

    • No, the SMBJ20CA/54 does not require any external components for proper operation.

  10. What is the package type of the SMBJ20CA/54?

    • The SMBJ20CA/54 is available in a surface mount DO-214AA (SMB) package.