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1SMA28AT3
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1SMA28AT3

Product Overview

Category

The 1SMA28AT3 belongs to the category of surface mount silicon zener diodes.

Use

It is primarily used for voltage regulation and transient suppression in electronic circuits.

Characteristics

  • Voltage regulation
  • Transient suppression
  • Surface mount design

Package

The 1SMA28AT3 is typically available in a surface mount package.

Essence

The essence of the 1SMA28AT3 lies in its ability to regulate voltage and suppress transients in electronic circuits.

Packaging/Quantity

This product is usually packaged in reels with varying quantities, depending on the manufacturer.

Specifications

  • Zener Voltage: 28V
  • Power Dissipation: 1.5W
  • Operating Temperature Range: -65°C to +150°C
  • Package: SMA

Detailed Pin Configuration

The 1SMA28AT3 typically has two pins, with the anode and cathode connections clearly marked.

Functional Features

  • Voltage regulation
  • Transient suppression
  • Surface mount design for easy integration into circuit boards

Advantages and Disadvantages

Advantages

  • Precise voltage regulation
  • Compact surface mount design
  • Effective transient suppression

Disadvantages

  • Limited power dissipation capability
  • Sensitive to overvoltage conditions

Working Principles

The 1SMA28AT3 operates based on the principle of the zener effect, where it maintains a constant voltage across its terminals when reverse biased.

Detailed Application Field Plans

The 1SMA28AT3 is commonly used in: - Power supplies - Voltage regulators - Surge protection circuits

Detailed and Complete Alternative Models

Some alternative models to the 1SMA28AT3 include: - 1N5226B - BZX84C28 - MMSZ5245BT1G

In conclusion, the 1SMA28AT3 is a surface mount silicon zener diode that provides precise voltage regulation and transient suppression in electronic circuits. Its compact design and functional features make it suitable for various applications in the field of electronics.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av 1SMA28AT3 i tekniska lösningar

Sure, here are 10 common questions and answers related to the application of 1SMA28AT3 in technical solutions:

  1. What is the maximum reverse stand-off voltage of 1SMA28AT3?

    • The maximum reverse stand-off voltage of 1SMA28AT3 is 28V.

  2. What is the peak pulse power dissipation of 1SMA28AT3?

    • The peak pulse power dissipation of 1SMA28AT3 is 400W.

  3. What is the typical junction capacitance of 1SMA28AT3?

    • The typical junction capacitance of 1SMA28AT3 is 150pF.

  4. What is the forward voltage drop of 1SMA28AT3 at a specified current?

    • The forward voltage drop of 1SMA28AT3 at a specified current is typically 0.5V.

  5. What are the typical applications of 1SMA28AT3?

    • Typical applications of 1SMA28AT3 include overvoltage protection in electronic circuits, transient voltage suppression, and ESD protection.

  6. What is the operating temperature range of 1SMA28AT3?

    • The operating temperature range of 1SMA28AT3 is -55°C to +150°C.

  7. What is the package type of 1SMA28AT3?

    • 1SMA28AT3 is available in a DO-214AC (SMA) package.

  8. What is the reverse leakage current of 1SMA28AT3 at its maximum rated voltage?

    • The reverse leakage current of 1SMA28AT3 at its maximum rated voltage is typically 1µA.

  9. Can 1SMA28AT3 be used for surge protection in power supply units?

    • Yes, 1SMA28AT3 can be used for surge protection in power supply units due to its high peak pulse power dissipation.

  10. Is 1SMA28AT3 RoHS compliant?

    • Yes, 1SMA28AT3 is RoHS compliant, making it suitable for use in environmentally sensitive applications.

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