Central Semiconductor Corp
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1N4681 TR
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1N4681 TR

Product Overview

Category

The 1N4681 TR belongs to the category of semiconductor devices, specifically zener diodes.

Use

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

Characteristics

  • Zener voltage: 3.3V
  • Power dissipation: 1.3W
  • Package type: DO-41
  • Operating temperature range: -65°C to +200°C
  • Storage temperature range: -65°C to +200°C
  • Forward voltage: 1.1V
  • Reverse current: 5µA

Package

The 1N4681 TR is typically available in bulk packaging or tape and reel, with quantities varying based on supplier specifications.

Specifications

  • Zener voltage: 3.3V
  • Power dissipation: 1.3W
  • Maximum forward voltage: 1.1V
  • Maximum reverse current: 5µA
  • Operating temperature range: -65°C to +200°C
  • Storage temperature range: -65°C to +200°C
  • Package type: DO-41

Detailed Pin Configuration

The 1N4681 TR has a standard DO-41 package with two leads. The anode is connected to the positive terminal, while the cathode is connected to the negative terminal.

Functional Features

The 1N4681 TR operates as a voltage regulator by allowing current to flow in the forward direction when the voltage is above the specified zener voltage, effectively clamping the voltage at the zener voltage level.

Advantages and Disadvantages

Advantages

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

Disadvantages

  • Limited power dissipation capability
  • Susceptible to damage from excessive current or voltage spikes

Working Principles

When the voltage across the 1N4681 TR exceeds its zener voltage, it begins conducting in the reverse direction, effectively maintaining a constant voltage drop across its terminals.

Detailed Application Field Plans

The 1N4681 TR is widely used in various electronic circuits such as voltage regulators, overvoltage protection circuits, and power supplies where precise voltage regulation is required.

Detailed and Complete Alternative Models

Some alternative models to the 1N4681 TR include: - 1N4728A (3.3V zener voltage, 1W power dissipation) - BZX84C3V3 (3.3V zener voltage, 250mW power dissipation) - MMBZ5221B (3.3V zener voltage, 350mW power dissipation)

In conclusion, the 1N4681 TR zener diode provides precise voltage regulation and protection in electronic circuits, making it a crucial component in various applications.

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רשום 10 שאלות ותשובות נפוצות הקשורות ליישום של 1N4681 TR בפתרונות טכניים

  1. What is the maximum forward current of 1N4681 TR?

    • The maximum forward current of 1N4681 TR is 3A.

  2. What is the reverse voltage rating of 1N4681 TR?

    • The reverse voltage rating of 1N4681 TR is 100V.

  3. What is the typical junction capacitance of 1N4681 TR?

    • The typical junction capacitance of 1N4681 TR is 15pF.

  4. What is the operating temperature range for 1N4681 TR?

    • The operating temperature range for 1N4681 TR is -65°C to +175°C.

  5. What is the package type of 1N4681 TR?

    • The package type of 1N4681 TR is DO-41.

  6. What are the typical applications of 1N4681 TR?

    • Typical applications of 1N4681 TR include rectification, freewheeling, and protection in various electronic circuits.

  7. What is the reverse recovery time of 1N4681 TR?

    • The reverse recovery time of 1N4681 TR is typically 500ns.

  8. Does 1N4681 TR have a low leakage current?

    • Yes, 1N4681 TR has a low leakage current.

  9. Is 1N4681 TR RoHS compliant?

    • Yes, 1N4681 TR is RoHS compliant.

  10. Can 1N4681 TR be used in high-frequency applications?

    • Yes, 1N4681 TR can be used in high-frequency applications due to its fast switching characteristics.