Vishay Semiconductor Diodes Division
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1N4750A-TR
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1N4750A-TR

Product Overview

The 1N4750A-TR is a Zener diode belonging to the semiconductor category. It is commonly used for voltage regulation and transient suppression in electronic circuits. This diode exhibits stable and precise voltage characteristics, making it suitable for various applications. The 1N4750A-TR is typically available in a DO-41 package and is offered in tape and reel packaging with a quantity of 5000 units per reel.

Specifications

  • Voltage Range: 27V
  • Power Dissipation: 1.0W
  • Zener Voltage Tolerance: ±5%
  • Operating Temperature Range: -65°C to +200°C

Detailed Pin Configuration

The 1N4750A-TR features a standard DO-41 package with two leads. The anode (positive terminal) is connected to one lead, while the cathode (negative terminal) is connected to the other lead.

Functional Features

  • Voltage Regulation: The 1N4750A-TR maintains a constant voltage across its terminals, providing stability in electronic circuits.
  • Transient Suppression: It effectively suppresses voltage spikes and transients, safeguarding sensitive components in the circuit.

Advantages and Disadvantages

Advantages

  • Precise voltage regulation
  • High power dissipation capability
  • Compact and easy to integrate into circuits

Disadvantages

  • Limited voltage range
  • Susceptible to thermal runaway under high power conditions

Working Principles

The 1N4750A-TR operates based on the Zener effect, where it maintains a nearly constant voltage drop across its terminals when reverse-biased at or above its breakdown voltage.

Detailed Application Field Plans

The 1N4750A-TR finds extensive use in various electronic applications, including: - Voltage regulation in power supplies - Overvoltage protection in automotive electronics - Signal clamping in communication circuits

Detailed and Complete Alternative Models

For applications requiring different voltage ratings or power dissipation capabilities, alternative models such as 1N4749A-TR (24V) and 1N4751A-TR (30V) can be considered. These alternatives offer similar characteristics with varying voltage specifications.

In conclusion, the 1N4750A-TR Zener diode serves as a reliable component for voltage regulation and transient suppression in electronic circuits. Its stable characteristics, compact package, and wide application field make it a versatile choice for various design requirements.

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Énumérez 10 questions et réponses courantes liées à l'application de 1N4750A-TR dans les solutions techniques

Sure, here are 10 common questions and answers related to the application of 1N4750A-TR:

  1. What is the 1N4750A-TR?

    • The 1N4750A-TR is a Zener diode with a voltage rating of 27V and a power rating of 1W.

  2. What are the typical applications of the 1N4750A-TR?

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

  3. How does the 1N4750A-TR work as a voltage regulator?

    • The 1N4750A-TR operates in its breakdown region, maintaining a nearly constant voltage across its terminals when reverse-biased.

  4. What is the maximum current the 1N4750A-TR can handle?

    • The maximum current for the 1N4750A-TR is typically around 40mA.

  5. Can the 1N4750A-TR be used for overvoltage protection?

    • Yes, it can be used to shunt excess voltage away from sensitive components in a circuit.

  6. What are the key specifications to consider when using the 1N4750A-TR?

    • Key specifications include its voltage rating, power rating, and tolerance.

  7. How does the 1N4750A-TR compare to other Zener diodes?

    • It has a specific voltage rating of 27V, which sets it apart from other Zener diodes with different ratings.

  8. Can the 1N4750A-TR be used in temperature-sensitive applications?

    • Yes, it has a relatively stable voltage over a range of temperatures, making it suitable for such applications.

  9. What are the typical failure modes of the 1N4750A-TR?

    • Common failure modes include excessive current causing thermal runaway or physical damage to the diode.

  10. Are there any special considerations for PCB layout when using the 1N4750A-TR?

    • It's important to minimize trace lengths and keep the diode close to the components it is protecting to reduce parasitic inductance and ensure proper operation.

I hope these questions and answers are helpful! Let me know if you need further assistance.