Microsemi Corporation
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1N5221BE3
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1N5221BE3

Product Overview

Category

The 1N5221BE3 belongs to the category of Zener diodes.

Use

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

Characteristics

  • Zener voltage: 4.3V
  • Power dissipation: 1.5W
  • Package type: DO-35
  • Operating temperature range: -65°C to +200°C
  • Packaging/Quantity: Available in tape and reel packaging, with quantities varying based on supplier.

Specifications

  • Zener Voltage: 4.3V
  • Power Dissipation: 1.5W
  • Forward Voltage: 1.2V
  • Reverse Current: 5μA
  • Temperature Coefficient: 5mV/°C

Detailed Pin Configuration

The 1N5221BE3 Zener diode has two pins, with the cathode being marked by a band around one end of the diode.

Functional Features

  • Precise voltage regulation
  • Transient suppression
  • Reliable performance under varying temperatures

Advantages and Disadvantages

Advantages

  • Accurate voltage regulation
  • High power dissipation capability
  • Wide operating temperature range

Disadvantages

  • Limited current handling capacity
  • Sensitive to temperature fluctuations

Working Principles

The 1N5221BE3 Zener diode operates by maintaining a constant voltage drop across its terminals when it is reverse-biased, allowing it to regulate voltage in electronic circuits.

Detailed Application Field Plans

The 1N5221BE3 is widely used in: - Voltage regulators - Overvoltage protection circuits - Signal clamping applications

Detailed and Complete Alternative Models

Some alternative models to the 1N5221BE3 include: - 1N5221B - 1N5221A - BZX85C4V3

In conclusion, the 1N5221BE3 Zener diode is a crucial component in electronic circuits, providing precise voltage regulation and transient suppression. Its characteristics, specifications, and application field plans make it an essential part of various electronic devices and systems.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de 1N5221BE3 en soluciones técnicas

  1. What is the 1N5221BE3 diode used for?

    • The 1N5221BE3 diode is commonly used as a voltage regulator in various technical solutions.

  2. What is the maximum forward voltage of the 1N5221BE3 diode?

    • The maximum forward voltage of the 1N5221BE3 diode is typically around 1.1 volts.

  3. What is the maximum reverse voltage of the 1N5221BE3 diode?

    • The maximum reverse voltage of the 1N5221BE3 diode is usually around 100 volts.

  4. What are the typical applications of the 1N5221BE3 diode?

    • The 1N5221BE3 diode is commonly used in power supplies, voltage regulators, and other electronic circuits requiring stable voltage references.

  5. What is the maximum current rating of the 1N5221BE3 diode?

    • The maximum current rating of the 1N5221BE3 diode is typically around 500 milliamps.

  6. What is the temperature range for the 1N5221BE3 diode?

    • The 1N5221BE3 diode is designed to operate within a temperature range of -65°C to +200°C.

  7. Can the 1N5221BE3 diode be used for overvoltage protection?

    • Yes, the 1N5221BE3 diode can be used for overvoltage protection due to its ability to handle reverse voltages.

  8. Is the 1N5221BE3 diode suitable for low-power applications?

    • Yes, the 1N5221BE3 diode is suitable for low-power applications due to its relatively low current rating.

  9. What is the package type of the 1N5221BE3 diode?

    • The 1N5221BE3 diode is typically available in a DO-35 package.

  10. Are there any common failure modes associated with the 1N5221BE3 diode?

    • Common failure modes for the 1N5221BE3 diode include thermal runaway under high current conditions and breakdown due to excessive reverse voltage.