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SMBJ28A-E3/5B
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SMBJ28A-E3/5B

Product Overview

The SMBJ28A-E3/5B belongs to the category of transient voltage suppressor diodes. These diodes are widely used in electronic circuits to protect sensitive components from voltage spikes and transients. The SMBJ28A-E3/5B is characterized by its high surge capability, low clamping voltage, and compact package, making it suitable for a wide range of applications. It is available in a variety of packaging options and quantities to meet different industry requirements.

Basic Information

  • Category: Transient Voltage Suppressor Diode
  • Use: Protection against voltage spikes and transients
  • Characteristics: High surge capability, low clamping voltage
  • Package: SMB (DO-214AA)
  • Essence: Silicon-based transient voltage suppressor
  • Packaging/Quantity: Available in tape and reel packaging with various quantity options

Specifications

  • Peak Pulse Power: 600W
  • Breakdown Voltage Range: 28V
  • Operating Temperature Range: -55°C to +150°C
  • Reverse Standoff Voltage: 28V
  • Forward Voltage: 3.5V at 10A

Detailed Pin Configuration

The SMBJ28A-E3/5B features a standard SMB (DO-214AA) package with two pins. Pin 1 is the anode, and pin 2 is the cathode.

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient overvoltage to a safe level
  • Fast Response Time: Rapid reaction to voltage spikes for enhanced protection
  • Low Leakage Current: Minimizes power loss during normal operation

Advantages and Disadvantages

Advantages

  • High surge capability for robust protection
  • Compact package for space-constrained designs
  • Low clamping voltage ensures minimal impact on protected circuits

Disadvantages

  • Limited to specific voltage ranges
  • May require additional circuitry for comprehensive surge protection in high-power applications

Working Principles

The SMBJ28A-E3/5B operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the diode rapidly conducts, diverting excess current away from sensitive components and limiting the voltage across the circuit.

Detailed Application Field Plans

The SMBJ28A-E3/5B is commonly used in the following applications: - Consumer electronics - Telecommunications equipment - Industrial automation systems - Automotive electronics - Power supply units

Detailed and Complete Alternative Models

  • SMBJ26A-E3/5B: Breakdown Voltage Range: 26V
  • SMBJ30A-E3/5B: Breakdown Voltage Range: 30V
  • SMBJ33A-E3/5B: Breakdown Voltage Range: 33V
  • SMBJ36A-E3/5B: Breakdown Voltage Range: 36V

In summary, the SMBJ28A-E3/5B transient voltage suppressor diode offers reliable protection against voltage spikes and transients in a compact and efficient package, making it a versatile choice for various electronic applications.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi SMBJ28A-E3/5B dalam penyelesaian teknikal

  1. What is the SMBJ28A-E3/5B used for?

    • The SMBJ28A-E3/5B is a 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 SMBJ28A-E3/5B?

    • The maximum peak pulse power of the SMBJ28A-E3/5B is 600 watts for an 8/20µs waveform.

  3. What is the breakdown voltage of the SMBJ28A-E3/5B?

    • The breakdown voltage of the SMBJ28A-E3/5B is 31.1V.

  4. What are the typical applications for the SMBJ28A-E3/5B?

    • Typical applications for the SMBJ28A-E3/5B include protection of telecommunications equipment, portable electronics, and automotive systems from voltage surges.

  5. What is the operating temperature range of the SMBJ28A-E3/5B?

    • The operating temperature range of the SMBJ28A-E3/5B is -55°C to +150°C.

  6. What is the clamping voltage of the SMBJ28A-E3/5B?

    • The clamping voltage of the SMBJ28A-E3/5B is 45.4V at 10A.

  7. Is the SMBJ28A-E3/5B RoHS compliant?

    • Yes, the SMBJ28A-E3/5B is RoHS compliant, making it suitable for use in environmentally sensitive applications.

  8. Can the SMBJ28A-E3/5B be used in high-speed data line protection?

    • Yes, the SMBJ28A-E3/5B is suitable for high-speed data line protection due to its fast response time and low clamping voltage.

  9. What is the package type of the SMBJ28A-E3/5B?

    • The SMBJ28A-E3/5B is available in a DO-214AA (SMB) package.

  10. Does the SMBJ28A-E3/5B meet industry standards for surge protection?

    • Yes, the SMBJ28A-E3/5B meets industry standards such as IEC 61000-4-5 for surge protection, ensuring its reliability in demanding technical solutions.