Diodes Incorporated
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1N5221B-T
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1N5221B-T

Product Overview

Category

The 1N5221B-T belongs to the category of Zener diodes.

Use

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

Characteristics

  • Zener voltage: 4.3V
  • Power dissipation: 500mW
  • Package type: DO-35
  • Operating temperature range: -65°C to +200°C
  • Forward voltage: 1.2V
  • Reverse current: 5μA

Packaging/Quantity

The 1N5221B-T is typically available in reels or bulk packaging, with quantities varying based on supplier and customer requirements.

Specifications

  • Zener voltage: 4.3V
  • Power dissipation: 500mW
  • Maximum forward voltage: 1.2V
  • Maximum reverse current: 5μA
  • Operating temperature range: -65°C to +200°C
  • Package type: DO-35

Detailed Pin Configuration

The 1N5221B-T Zener diode has two pins, with the cathode identified by a band around one end of the diode.

Functional Features

The 1N5221B-T Zener diode provides a constant voltage output when it is operated in its breakdown region. This feature makes it suitable for voltage regulation applications.

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 1N5221B-T Zener diode reaches its specified Zener voltage, it begins to conduct in the reverse direction, maintaining a nearly constant voltage drop across its terminals.

Detailed Application Field Plans

The 1N5221B-T Zener diode finds application in various electronic circuits such as: - Voltage regulators - Overvoltage protection circuits - Signal clamping circuits

Detailed and Complete Alternative Models

Some alternative models to the 1N5221B-T Zener diode include: - 1N5220B-T (Zener voltage: 3.9V) - 1N5222B-T (Zener voltage: 4.7V) - BZX84C4V3 (Zener voltage: 4.3V)

In conclusion, the 1N5221B-T Zener diode is a versatile component widely used for voltage regulation and protection in electronic circuits. Its precise voltage regulation, compact size, and wide operating temperature range make it a popular choice for various applications.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af 1N5221B-T i tekniske løsninger

  1. What is the voltage rating of 1N5221B-T?

    • The voltage rating of 1N5221B-T is 2.4V.

  2. What type of diode is 1N5221B-T?

    • 1N5221B-T is a Zener diode.

  3. What is the power dissipation of 1N5221B-T?

    • The power dissipation of 1N5221B-T is 500mW.

  4. What are the typical applications of 1N5221B-T?

    • Typical applications of 1N5221B-T include voltage regulation, overvoltage protection, and signal clamping.

  5. What is the maximum forward voltage of 1N5221B-T?

    • The maximum forward voltage of 1N5221B-T is 1.1V.

  6. What is the operating temperature range of 1N5221B-T?

    • The operating temperature range of 1N5221B-T is -65°C to +200°C.

  7. What is the package type of 1N5221B-T?

    • 1N5221B-T comes in a DO-35 package.

  8. Can 1N5221B-T be used for voltage regulation in low-power circuits?

    • Yes, 1N5221B-T can be used for voltage regulation in low-power circuits due to its low power dissipation.

  9. Is 1N5221B-T suitable for automotive applications?

    • Yes, 1N5221B-T is suitable for automotive applications due to its wide operating temperature range.

  10. What is the reverse leakage current of 1N5221B-T at its rated voltage?

    • The reverse leakage current of 1N5221B-T at its rated voltage is typically very low, ensuring efficient performance in voltage regulation applications.