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1N5281B
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1N5281B

Product Overview

Category

The 1N5281B is a Zener diode, which falls under the category of semiconductor devices.

Use

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

Characteristics

  • Voltage regulation capability
  • Reverse breakdown voltage of 100V
  • Low leakage current
  • Small package size

Package

The 1N5281B is typically available in a DO-35 glass axial package.

Essence

The essence of the 1N5281B lies in its ability to maintain a constant voltage across its terminals when reverse biased.

Packaging/Quantity

These diodes are usually sold in reels or tubes containing multiple units.

Specifications

  • Reverse Breakdown Voltage: 100V
  • Power Dissipation: 500mW
  • Forward Voltage: 1.2V
  • Maximum Operating Temperature: 200°C
  • Zener Voltage Tolerance: ±5%

Detailed Pin Configuration

The 1N5281B has two pins, with the cathode being connected to the marked end of the diode.

Functional Features

  • Precise voltage regulation
  • Protection against voltage spikes
  • Low operating and leakage currents

Advantages and Disadvantages

Advantages

  • Accurate voltage regulation
  • Compact size
  • Low power dissipation

Disadvantages

  • Limited maximum power dissipation
  • Sensitivity to temperature variations

Working Principles

When the 1N5281B is reverse biased, it allows current to flow once the breakdown voltage is reached, effectively maintaining a constant voltage across its terminals.

Detailed Application Field Plans

The 1N5281B finds applications in various fields such as: - Voltage regulation in power supplies - Overvoltage protection in electronic circuits - Signal clamping and limiting

Detailed and Complete Alternative Models

Some alternative models to the 1N5281B include: - 1N5221B - 1N5231B - 1N5241B - 1N5251B

This diverse range of alternatives provides options with varying breakdown voltages to suit different application requirements.

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技術ソリューションにおける 1N5281B の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the 1N5281B diode used for?

    • The 1N5281B diode is commonly used as a voltage regulator in various technical solutions.

  2. What is the maximum forward current of the 1N5281B diode?

    • The maximum forward current of the 1N5281B diode is typically around 200 mA.

  3. What is the voltage rating of the 1N5281B diode?

    • The 1N5281B diode has a voltage rating of 100V.

  4. Can the 1N5281B diode be used in reverse bias?

    • Yes, the 1N5281B diode can be used in reverse bias, but it is important to stay within the specified reverse voltage limits.

  5. What are the typical applications of the 1N5281B diode?

    • The 1N5281B diode is commonly used in power supply circuits, voltage regulation, and general purpose rectification.

  6. What is the temperature range for the 1N5281B diode?

    • The 1N5281B diode typically operates within a temperature range of -65°C to +175°C.

  7. Is the 1N5281B diode suitable for high-frequency applications?

    • The 1N5281B diode is not specifically designed for high-frequency applications, so its use in such scenarios should be carefully considered.

  8. Does the 1N5281B diode require a heat sink for certain applications?

    • Depending on the specific application and power dissipation, a heat sink may be necessary to ensure proper thermal management.

  9. Can multiple 1N5281B diodes be connected in parallel to increase current handling capacity?

    • Yes, multiple 1N5281B diodes can be connected in parallel to increase the overall current handling capacity.

  10. Are there any common failure modes associated with the 1N5281B diode?

    • Common failure modes include overcurrent conditions, excessive reverse voltage, and thermal overstress, so proper circuit protection measures should be implemented.