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1N5378/TR8

1N5378/TR8

Product Overview

Category:

The 1N5378/TR8 belongs to the category of semiconductor devices, specifically in the family of Zener diodes.

Use:

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

Characteristics:

  • Zener voltage: 82V
  • Power dissipation: 5W
  • Package type: Axial leaded
  • Operating temperature range: -65°C to +200°C
  • Reverse leakage current: 5μA

Package:

The 1N5378/TR8 is typically available in a DO-201AD package.

Packaging/Quantity:

It is commonly packaged in reels or tubes, with quantities varying based on manufacturer and distributor specifications.

Specifications

  • Zener voltage: 82V
  • Power dissipation: 5W
  • Maximum forward voltage: 1.5V
  • Maximum reverse current: 5μA
  • Operating temperature range: -65°C to +200°C

Detailed Pin Configuration

The 1N5378/TR8 has a standard axial leaded package with two leads. The anode is connected to the positive terminal, while the cathode is connected to the negative terminal.

Functional Features

  • Voltage regulation: The 1N5378/TR8 maintains a constant voltage across its terminals, making it suitable for stabilizing voltage in electronic circuits.
  • Overvoltage protection: It acts as a protective device by diverting excessive voltage away from sensitive components.

Advantages and Disadvantages

Advantages

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

Disadvantages

  • Limited voltage options compared to other Zener diodes
  • Higher reverse leakage current than some alternatives

Working Principles

The 1N5378/TR8 operates based on the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse-biased. This allows it to regulate voltage and protect against overvoltage conditions.

Detailed Application Field Plans

Voltage Regulation

The 1N5378/TR8 is widely used in power supply circuits to stabilize output voltages within a specific range.

Overvoltage Protection

In electronic systems, this Zener diode is employed to safeguard sensitive components from damage due to voltage spikes or surges.

Detailed and Complete Alternative Models

  • 1N5370/TR8 (Zener voltage: 56V)
  • 1N5372/TR8 (Zener voltage: 68V)
  • 1N5376/TR8 (Zener voltage: 75V)

These alternative models offer different Zener voltage options for applications requiring specific voltage regulation.


This content provides a comprehensive overview of the 1N5378/TR8 Zener diode, covering its basic information, specifications, functional features, advantages and disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.

Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van 1N5378/TR8 in technische oplossingen

  1. What is the 1N5378/TR8 diode used for?

    • The 1N5378/TR8 is a high-power, zener diode commonly used for voltage regulation and transient suppression in various technical solutions.
  2. What is the maximum power dissipation of the 1N5378/TR8 diode?

    • The maximum power dissipation of the 1N5378/TR8 diode is typically around 50 watts.
  3. What is the voltage rating of the 1N5378/TR8 diode?

    • The 1N5378/TR8 diode has a voltage rating of 75 volts.
  4. How does the 1N5378/TR8 diode regulate voltage?

    • The 1N5378/TR8 diode regulates voltage by allowing current to flow in reverse when the voltage reaches the diode's breakdown voltage, effectively maintaining a constant output voltage.
  5. What are some common applications of the 1N5378/TR8 diode?

    • Common applications of the 1N5378/TR8 diode include voltage regulation in power supplies, overvoltage protection in electronic circuits, and surge suppression in industrial equipment.
  6. What is the temperature coefficient of the 1N5378/TR8 diode?

    • The temperature coefficient of the 1N5378/TR8 diode is typically around -2 mV/°C, indicating a relatively stable voltage regulation over a range of temperatures.
  7. Can the 1N5378/TR8 diode be used in automotive applications?

    • Yes, the 1N5378/TR8 diode can be used in automotive applications for voltage regulation and transient suppression in vehicle electrical systems.
  8. What is the forward voltage drop of the 1N5378/TR8 diode?

    • The forward voltage drop of the 1N5378/TR8 diode is typically around 1.5 volts at a specified current.
  9. Is the 1N5378/TR8 diode suitable for high-current applications?

    • Yes, the 1N5378/TR8 diode is suitable for high-current applications due to its high power dissipation capability.
  10. Are there any specific considerations for PCB layout when using the 1N5378/TR8 diode?

    • It is important to ensure proper heat sinking and adequate trace widths to handle the high power dissipation of the 1N5378/TR8 diode in PCB layouts.