Microsemi Corporation
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1N5921BE3/TR13
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1N5921BE3/TR13

Product Overview

Category:

The 1N5921BE3/TR13 belongs to the category of Zener diodes.

Use:

Zener diodes are primarily used for voltage regulation and protection in electronic circuits.

Characteristics:

  • The 1N5921BE3/TR13 is a 3.3V, 3W Zener diode with a tolerance of ±5%.
  • It is designed to provide stable and precise voltage regulation in various electronic applications.

Package:

The 1N5921BE3/TR13 is available in a DO-41 package.

Packaging/Quantity:

It is typically packaged in reels containing a specific quantity, such as 500 or 1000 units per reel.

Specifications

  • Voltage: 3.3V
  • Power Dissipation: 3W
  • Tolerance: ±5%
  • Package Type: DO-41
  • Operating Temperature Range: -65°C to +200°C

Detailed Pin Configuration

The 1N5921BE3/TR13 Zener diode has two pins, anode (A) and cathode (K), which are identified by their respective markings on the device.

Functional Features

  • Precise Voltage Regulation: The 1N5921BE3/TR13 provides a stable output voltage of 3.3V, ensuring reliable performance in electronic circuits.
  • Overvoltage Protection: It acts as a safeguard against excessive voltage by conducting when the voltage exceeds its rated value.

Advantages

  • High Power Dissipation: With a power dissipation of 3W, it can handle relatively high levels of power without compromising its functionality.
  • Tight Tolerance: The ±5% tolerance ensures consistent and accurate voltage regulation.

Disadvantages

  • Limited Voltage Options: As a 3.3V Zener diode, it may not be suitable for applications requiring different voltage levels.

Working Principles

The 1N5921BE3/TR13 operates based on the Zener effect, where it maintains a constant voltage across its terminals by allowing current to flow in reverse-bias conditions once the breakdown voltage is reached.

Detailed Application Field Plans

The 1N5921BE3/TR13 is commonly used in the following applications: - Voltage Regulators - Power Supplies - Overvoltage Protection Circuits

Detailed and Complete Alternative Models

Some alternative models to the 1N5921BE3/TR13 include: - 1N4728A (3.3V, 1W) - BZX85C3V3 (3.3V, 1.3W) - MMBZ5229B (3.3V, 0.35W)

In conclusion, the 1N5921BE3/TR13 Zener diode is a reliable component for voltage regulation and overvoltage protection in various electronic applications, offering stable performance and precise voltage control.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1N5921BE3/TR13 v technických řešeních

  1. What is the 1N5921BE3/TR13 diode used for?

    • The 1N5921BE3/TR13 is a Zener diode commonly used for voltage regulation and protection in electronic circuits.

  2. What is the maximum power dissipation of the 1N5921BE3/TR13?

    • The maximum power dissipation of the 1N5921BE3/TR13 is typically 1.5 watts.

  3. What is the voltage rating of the 1N5921BE3/TR13?

    • The 1N5921BE3/TR13 has a nominal voltage rating of 3.3 volts.

  4. How does the 1N5921BE3/TR13 function as a voltage regulator?

    • The 1N5921BE3/TR13 operates in reverse-biased breakdown mode, maintaining a nearly constant voltage across its terminals when properly biased.

  5. What are some common applications of the 1N5921BE3/TR13?

    • Common applications include voltage regulation in power supplies, overvoltage protection, and voltage reference circuits.

  6. What is the temperature coefficient of the 1N5921BE3/TR13?

    • The temperature coefficient of the 1N5921BE3/TR13 is typically around 5 mV/°C.

  7. Can the 1N5921BE3/TR13 be used in automotive electronics?

    • Yes, the 1N5921BE3/TR13 is suitable for use in automotive electronics due to its robust construction and reliability.

  8. What is the maximum current that the 1N5921BE3/TR13 can handle?

    • The 1N5921BE3/TR13 can handle a maximum continuous current of around 47 mA.

  9. Does the 1N5921BE3/TR13 require a heatsink for operation?

    • In most applications, the 1N5921BE3/TR13 does not require a heatsink due to its low power dissipation.

  10. Is the 1N5921BE3/TR13 sensitive to ESD (electrostatic discharge)?

    • Like most semiconductor devices, the 1N5921BE3/TR13 is sensitive to ESD and should be handled with appropriate precautions to prevent damage during assembly and installation.