Vishay Semiconductor Diodes Division
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SMBJ28A-E3/52
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SMBJ28A-E3/52

Product Overview

The SMBJ28A-E3/52 belongs to the category of transient voltage suppressor diodes. These diodes are commonly used to protect sensitive electronic components from voltage spikes and transients. The SMBJ28A-E3/52 is characterized by its high surge capability, low clamping voltage, and fast response time. It is typically packaged in a surface mount DO-214AA (SMB) package and is available in tape and reel packaging with a quantity of 3000 units per reel.

Specifications

  • Part Number: SMBJ28A-E3/52
  • Category: Transient Voltage Suppressor Diode
  • Use: Protection against voltage spikes and transients
  • Characteristics: High surge capability, low clamping voltage, fast response time
  • Package: DO-214AA (SMB)
  • Packaging/Quantity: Tape and Reel, 3000 units per reel

Detailed Pin Configuration

The SMBJ28A-E3/52 diode has a standard pin configuration with two terminals for connection. The pinout configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • High surge capability for robust protection
  • Low clamping voltage to limit voltage excursion
  • Fast response time for rapid suppression of transients

Advantages and Disadvantages

Advantages

  • Effective protection against voltage spikes
  • Fast response time ensures minimal impact on the protected circuit
  • Robust construction for reliable performance

Disadvantages

  • May exhibit some leakage current in normal operation
  • Clamping voltage may still allow some voltage excursion

Working Principles

The SMBJ28A-E3/52 operates based on the principle of avalanche breakdown. When a voltage spike occurs, the diode rapidly conducts, diverting the excess energy away from the protected circuit. This action helps to limit the voltage across the circuit and prevent damage to sensitive components.

Detailed Application Field Plans

The SMBJ28A-E3/52 is widely used in various applications where protection against voltage transients is critical. Some common application fields include: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SMBJ28A-E3/52 include: - SMAJ28A-E3/61 (DO-214AC) - SMCJ28A-E3/57T (DO-214AB) - P6SMBJ28A (DO-214AA)

In summary, the SMBJ28A-E3/52 transient voltage suppressor diode offers effective protection against voltage spikes and transients, making it an essential component in various electronic systems.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan SMBJ28A-E3/52 dalam solusi teknis

Sure, here are 10 common questions and answers related to the application of SMBJ28A-E3/52 in technical solutions:

  1. What is the SMBJ28A-E3/52?

    • The SMBJ28A-E3/52 is a surface mount Transient Voltage Suppressor (TVS) diode designed to protect sensitive electronic components from voltage transients induced by lightning, ESD, and other transient voltage events.

  2. What is the maximum peak pulse power of the SMBJ28A-E3/52?

    • The maximum peak pulse power of the SMBJ28A-E3/52 is 600 watts.

  3. What is the breakdown voltage of the SMBJ28A-E3/52?

    • The breakdown voltage of the SMBJ28A-E3/52 is 28 volts.

  4. What is the typical clamping voltage of the SMBJ28A-E3/52?

    • The typical clamping voltage of the SMBJ28A-E3/52 is 45.7 volts at 14A.

  5. What are the typical applications for the SMBJ28A-E3/52?

    • The SMBJ28A-E3/52 is commonly used in protection circuits for telecommunications equipment, industrial controls, consumer electronics, and automotive electronics.

  6. What is the operating temperature range of the SMBJ28A-E3/52?

    • The operating temperature range of the SMBJ28A-E3/52 is -55°C to +150°C.

  7. What is the package type of the SMBJ28A-E3/52?

    • The SMBJ28A-E3/52 comes in a DO-214AA (SMB) package.

  8. What is the response time of the SMBJ28A-E3/52?

    • The response time of the SMBJ28A-E3/52 is very fast, typically responding within nanoseconds to clamp transient voltages.

  9. Can the SMBJ28A-E3/52 be used in high-speed data line protection?

    • Yes, the SMBJ28A-E3/52 is suitable for protecting high-speed data lines such as USB, Ethernet, and HDMI interfaces.

  10. Is the SMBJ28A-E3/52 compliant with RoHS requirements?

    • Yes, the SMBJ28A-E3/52 is compliant with RoHS requirements, making it suitable for use in environmentally friendly electronic products.

I hope these questions and answers are helpful for your technical solutions! Let me know if you need further assistance.