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1N4749PE3/TR8
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1N4749PE3/TR8 - Semiconductor Diode

Basic Information Overview

  • Category: Semiconductor Diode
  • Use: Voltage regulation and rectification
  • Characteristics: Zener diode, low leakage current, high reliability
  • Package: DO-41 package
  • Essence: Regulating voltage in electronic circuits
  • Packaging/Quantity: Typically available in reels of 2000 units

Specifications

  • Voltage: 24V
  • Power Dissipation: 1.0W
  • Zener Voltage Tolerance: ±5%
  • Operating Temperature Range: -65°C to +175°C

Detailed Pin Configuration

The 1N4749PE3/TR8 is a two-pin device with the anode connected to the positive terminal and the cathode connected to the negative terminal.

Functional Features

  • Provides a constant voltage output when reverse biased
  • Protects sensitive components from voltage spikes
  • Maintains a stable voltage across the load

Advantages and Disadvantages

Advantages: - Precise voltage regulation - Low leakage current - High reliability

Disadvantages: - Limited power dissipation capability - Voltage tolerance may not be suitable for some applications

Working Principles

The 1N4749PE3/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 in electronic circuits.

Detailed Application Field Plans

  • Voltage regulation in power supplies
  • Overvoltage protection in electronic circuits
  • Voltage reference in precision measurement equipment

Detailed and Complete Alternative Models

  • 1N4733A: 5.1V Zener diode
  • 1N4742A: 12V Zener diode
  • BZX55C24: 24V Zener diode

This comprehensive entry provides detailed information about the 1N4749PE3/TR8 semiconductor diode, including its basic overview, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de 1N4749PE3/TR8 en soluciones técnicas

  1. What is the 1N4749PE3/TR8?

    • The 1N4749PE3/TR8 is a 1W Zener diode with a voltage rating of 24V.

  2. What are the typical applications of the 1N4749PE3/TR8?

    • It is commonly used in voltage regulation, voltage reference, and overvoltage protection circuits.

  3. What is the maximum power dissipation of the 1N4749PE3/TR8?

    • The maximum power dissipation is 1W.

  4. What is the voltage tolerance of the 1N4749PE3/TR8?

    • The voltage tolerance is typically +/- 5%.

  5. What is the operating temperature range of the 1N4749PE3/TR8?

    • The operating temperature range is usually -65°C to +200°C.

  6. Can the 1N4749PE3/TR8 be used for reverse polarity protection?

    • Yes, it can be used for reverse polarity protection due to its Zener diode characteristics.

  7. How does the 1N4749PE3/TR8 behave in transient voltage suppression applications?

    • It can effectively suppress transient voltages by conducting when the voltage exceeds its breakdown voltage.

  8. Is the 1N4749PE3/TR8 suitable for low voltage regulation?

    • No, it is not suitable for low voltage regulation as its breakdown voltage is relatively high at 24V.

  9. What are the key differences between the 1N4749PE3/TR8 and other Zener diodes?

    • The 1N4749PE3/TR8 has a specific breakdown voltage of 24V, which sets it apart from other Zener diodes with different breakdown voltages.

  10. Can the 1N4749PE3/TR8 be used in automotive electronics?

    • Yes, it can be used in automotive electronics for voltage regulation and protection purposes within its specified temperature range.