Diodes Incorporated
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SMBJ20A-13
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SMBJ20A-13

Product Overview

The SMBJ20A-13 belongs to the category of transient voltage suppressor diodes. These diodes are designed to protect sensitive electronics from voltage transients induced by lightning, inductive load switching, and electrostatic discharge. The SMBJ20A-13 is commonly used in various electronic circuits to provide robust protection against voltage spikes.

Basic Information

  • Category: Transient Voltage Suppressor Diode
  • Use: Protection against voltage transients
  • Characteristics: Fast response time, low clamping voltage
  • Package: SMB (DO-214AA)
  • Essence: Safeguarding sensitive electronics
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Peak Pulse Power: 600 Watts
  • Breakdown Voltage: 22.2V
  • Clamping Voltage: 38.9V
  • Operating Temperature Range: -55°C to +150°C
  • Storage Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMBJ20A-13 features a standard SMB package with two pins. Pin 1 is the anode, and pin 2 is the cathode.

Functional Features

  • Fast response to transient over-voltage events
  • Low clamping voltage to protect downstream components
  • High surge current capability

Advantages and Disadvantages

Advantages

  • Robust protection against voltage transients
  • Compact SMB package for space-constrained applications
  • Wide operating temperature range

Disadvantages

  • Limited power dissipation capability compared to larger packages
  • Higher clamping voltage compared to some alternative models

Working Principles

When a transient voltage spike occurs, the SMBJ20A-13 rapidly conducts, diverting the excess energy away from the protected circuit. This action prevents the voltage from reaching levels that could damage the sensitive electronics.

Detailed Application Field Plans

The SMBJ20A-13 is widely used in various applications, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

  • SMBJ5.0A-13: Breakdown Voltage: 6.4V, Clamping Voltage: 9.2V
  • SMBJ10A-13: Breakdown Voltage: 12.8V, Clamping Voltage: 19.9V
  • SMBJ15A-13: Breakdown Voltage: 17.0V, Clamping Voltage: 26.0V

In conclusion, the SMBJ20A-13 transient voltage suppressor diode offers reliable protection against voltage transients in a compact SMB package, making it suitable for a wide range of electronic applications.

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Перечислите 10 распространенных вопросов и ответов, связанных с применением SMBJ20A-13 в технических решениях.

  1. What is the SMBJ20A-13?

    • The SMBJ20A-13 is a surface mount transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum working voltage of the SMBJ20A-13?

    • The maximum working voltage of the SMBJ20A-13 is 20 volts.

  3. What is the peak pulse power of the SMBJ20A-13?

    • The peak pulse power of the SMBJ20A-13 is 600 watts.

  4. What are the typical applications of the SMBJ20A-13?

    • The SMBJ20A-13 is commonly used in applications such as power supplies, telecommunications equipment, industrial control systems, and automotive electronics to protect against voltage surges and transients.

  5. What is the clamping voltage of the SMBJ20A-13?

    • The clamping voltage of the SMBJ20A-13 is 32.4 volts at 10A.

  6. What is the operating temperature range of the SMBJ20A-13?

    • The SMBJ20A-13 has an operating temperature range of -55°C to +150°C.

  7. Is the SMBJ20A-13 RoHS compliant?

    • Yes, the SMBJ20A-13 is RoHS compliant, making it suitable for use in environmentally sensitive applications.

  8. What is the package type of the SMBJ20A-13?

    • The SMBJ20A-13 is available in a DO-214AA (SMB) package.

  9. What are the key features of the SMBJ20A-13?

    • The SMBJ20A-13 features low clamping voltage, fast response time, and high surge capability, making it ideal for protecting sensitive electronic circuits.

  10. Where can I find detailed specifications and application notes for the SMBJ20A-13?

    • Detailed specifications and application notes for the SMBJ20A-13 can be found in the product datasheet provided by the manufacturer or distributor.