Microsemi Corporation
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1N4731AUR
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1N4731AUR

Product Overview

Category

The 1N4731AUR belongs to the category of semiconductor devices, specifically within the family of Zener diodes.

Use

It is commonly used for voltage regulation and voltage reference applications in electronic circuits.

Characteristics

  • Zener voltage: 4.3V
  • Power dissipation: 1.0W
  • Operating temperature range: -65°C to +200°C

Package

The 1N4731AUR is typically available in a DO-41 axial leaded package.

Essence

This Zener diode serves as a crucial component in maintaining stable voltage levels within electronic circuits.

Packaging/Quantity

It is often supplied in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Zener voltage: 4.3V
  • Power dissipation: 1.0W
  • Maximum forward voltage: 1.2V
  • Reverse current: 5μA
  • Temperature coefficient: 0.05%/°C

Detailed Pin Configuration

The 1N4731AUR has two leads, with the cathode being shorter than the anode lead. The pin configuration is as follows: - Anode (A) - Cathode (K)

Functional Features

  • Precise voltage regulation
  • Protection against voltage spikes
  • Stable operation over a wide temperature range

Advantages

  • Reliable voltage regulation
  • Compact size
  • Wide operating temperature range

Disadvantages

  • Limited power dissipation capability
  • Sensitivity to excessive current and voltage

Working Principles

The 1N4731AUR operates based on the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse-biased at its specified breakdown voltage.

Detailed Application Field Plans

Voltage Regulation

The 1N4731AUR is widely used in voltage regulator circuits to maintain a stable output voltage despite variations in input voltage or load conditions.

Voltage Reference

It serves as a precise voltage reference in various electronic systems, ensuring consistent performance.

Detailed and Complete Alternative Models

  • 1N4730AUR (3.9V Zener voltage)
  • 1N4732AUR (4.7V Zener voltage)
  • 1N4733AUR (5.1V Zener voltage)

In conclusion, the 1N4731AUR Zener diode is a vital component in electronic circuits, providing reliable voltage regulation and reference capabilities. Its compact size and stable operation make it suitable for a wide range of applications, although care must be taken to avoid exceeding its power dissipation limits. Additionally, alternative models with different Zener voltages are available to suit specific design requirements.

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기술 솔루션에 1N4731AUR 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

Sure, here are 10 common questions and answers related to the application of 1N4731AUR:

  1. What is 1N4731AUR?

    • 1N4731AUR is a Zener diode with a voltage rating of 4.3V.

  2. What is the typical application of 1N4731AUR?

    • The typical application of 1N4731AUR is as a voltage regulator in electronic circuits.

  3. What is the maximum power dissipation of 1N4731AUR?

    • The maximum power dissipation of 1N4731AUR is 1.0W.

  4. What is the operating temperature range of 1N4731AUR?

    • The operating temperature range of 1N4731AUR is -65°C to +200°C.

  5. What is the forward voltage drop of 1N4731AUR?

    • The forward voltage drop of 1N4731AUR is typically 1.2V.

  6. What is the reverse leakage current of 1N4731AUR?

    • The reverse leakage current of 1N4731AUR is typically 5μA at its maximum reverse voltage.

  7. Can 1N4731AUR be used for overvoltage protection?

    • Yes, 1N4731AUR can be used for overvoltage protection in electronic circuits.

  8. What is the package type of 1N4731AUR?

    • 1N4731AUR comes in a DO-41 package.

  9. What is the tolerance of the voltage rating of 1N4731AUR?

    • The tolerance of the voltage rating of 1N4731AUR is ±5%.

  10. Can 1N4731AUR be used in automotive applications?

    • Yes, 1N4731AUR can be used in automotive applications where a 4.3V voltage regulation is required.

I hope these answers are helpful! Let me know if you need further assistance.