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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.

기술 솔루션에 1N5378/TR8 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  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.