Vishay Semiconductor Diodes Division
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SMBJ28D-M3/I
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SMBJ28D-M3/I

Product Overview

Category

The SMBJ28D-M3/I 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 SMBJ28D-M3/I is available in a surface mount DO-214AA (SMB) package.

Essence

The essence of the SMBJ28D-M3/I lies in its ability to provide robust protection against transient voltage events, thereby safeguarding electronic circuits and components.

Packaging/Quantity

It is typically packaged in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

  • Standoff Voltage: 28V
  • Breakdown Voltage: 31.1V
  • Maximum Clamping Voltage: 45.4V
  • Peak Pulse Current: 10A
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SMBJ28D-M3/I TVS diode has two pins, with the anode and cathode clearly marked for easy identification.

Functional Features

  • Bi-directional clamping capability
  • 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
  • RoHS compliance aligns with environmental regulations

Disadvantages

  • Limited peak pulse current compared to higher-rated TVS diodes
  • May require additional circuitry for comprehensive transient protection in high-risk environments

Working Principles

When a transient voltage event occurs, the SMBJ28D-M3/I TVS diode rapidly conducts excess current away from the protected circuit, clamping the voltage to a safe level and preventing damage to downstream components.

Detailed Application Field Plans

The SMBJ28D-M3/I is commonly used in: - Consumer electronics - Telecommunications equipment - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

  • SMBJ5.0A: Standoff Voltage: 5V, Breakdown Voltage: 6.4V, Peak Pulse Current: 30A
  • SMBJ15CA: Standoff Voltage: 15V, Breakdown Voltage: 16.7V, Peak Pulse Current: 50A
  • SMBJ58A: Standoff Voltage: 58V, Breakdown Voltage: 64.1V, Peak Pulse Current: 10A

In conclusion, the SMBJ28D-M3/I transient voltage suppressor diode offers effective protection against transient voltage events, making it an essential component in various electronic applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMBJ28D-M3/I v technických řešeních

  1. What is the SMBJ28D-M3/I used for?

    • The SMBJ28D-M3/I 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 SMBJ28D-M3/I?

    • The SMBJ28D-M3/I has a maximum working voltage of 28 volts.

  3. What is the peak pulse power dissipation of the SMBJ28D-M3/I?

    • The peak pulse power dissipation of the SMBJ28D-M3/I is 600 watts.

  4. What is the breakdown voltage of the SMBJ28D-M3/I?

    • The breakdown voltage of the SMBJ28D-M3/I is typically 31.1 volts.

  5. What are the typical applications of the SMBJ28D-M3/I?

    • The SMBJ28D-M3/I is commonly used in protection circuits for telecommunications equipment, industrial controls, and automotive electronics.

  6. What is the response time of the SMBJ28D-M3/I to a transient voltage spike?

    • The response time of the SMBJ28D-M3/I is very fast, typically in the nanosecond range.

  7. Is the SMBJ28D-M3/I RoHS compliant?

    • Yes, the SMBJ28D-M3/I is compliant with the Restriction of Hazardous Substances (RoHS) directive.

  8. What is the operating temperature range of the SMBJ28D-M3/I?

    • The SMBJ28D-M3/I can operate within a temperature range of -55°C to 150°C.

  9. Does the SMBJ28D-M3/I require any external components for proper operation?

    • No, the SMBJ28D-M3/I does not require any external components for its basic operation as a transient voltage suppressor.

  10. Can the SMBJ28D-M3/I be used in high-speed data line protection applications?

    • Yes, the SMBJ28D-M3/I is suitable for protecting high-speed data lines such as USB, Ethernet, and HDMI interfaces.