Taiwan Semiconductor Corporation
Das Bild kann eine Darstellung sein.
Siehe Spezifikationen für Produktdetails.
1N4755A R0G
Im Detail sehen Datenblätter

1N4755A R0G

Product Overview

Category

The 1N4755A R0G belongs to the category of Zener diodes.

Use

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

Characteristics

  • Zener voltage: 27V
  • Power dissipation: 1.3W
  • Package type: DO-41
  • Operating temperature range: -65°C to +200°C
  • Tolerance: ±5%

Package

The 1N4755A R0G is typically available in bulk packaging or tape and reel, with quantities varying based on supplier and customer requirements.

Specifications

  • Zener voltage: 27V
  • Power dissipation: 1.3W
  • Maximum forward voltage: 1.1V
  • Reverse current: 5µA
  • Temperature coefficient: 5mV/°C

Detailed Pin Configuration

The 1N4755A R0G has two pins, anode (A) and cathode (K), which are identified by the polarity band on the diode body.

Functional Features

  • Voltage regulation: The 1N4755A R0G maintains a constant voltage across its terminals, making it suitable for stabilizing voltage in electronic circuits.
  • Overvoltage protection: It prevents excessive voltage from reaching sensitive components by diverting excess current.

Advantages and Disadvantages

Advantages

  • Precise voltage regulation
  • Compact size
  • Wide operating temperature range

Disadvantages

  • Limited power dissipation capability
  • Sensitivity to temperature changes

Working Principles

The 1N4755A R0G operates based on the Zener effect, where it begins conducting current in reverse bias at a specific voltage, providing a stable voltage drop across its terminals.

Detailed Application Field Plans

The 1N4755A R0G is widely used in: - Voltage regulators - Power supplies - Overvoltage protection circuits

Detailed and Complete Alternative Models

Some alternative models to the 1N4755A R0G include: - 1N4749A - 1N4761A - BZX85C27

In conclusion, the 1N4755A R0G Zener diode offers precise voltage regulation and overvoltage protection, making it a crucial component in various electronic applications.

Word count: 313

Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von 1N4755A R0G in technischen Lösungen auf

  1. What is the 1N4755A R0G?

    • The 1N4755A R0G is a Zener diode with a voltage rating of 39V and a power rating of 1W.

  2. What are the typical applications of 1N4755A R0G?

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

  3. What is the maximum current that can flow through 1N4755A R0G?

    • The maximum current for reliable operation is typically around 40-50 mA.

  4. How does 1N4755A R0G provide voltage regulation?

    • It operates in the reverse breakdown region, maintaining a nearly constant voltage across its terminals.

  5. Can 1N4755A R0G 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 1N4755A R0G?

    • Key specifications include its voltage rating, power dissipation, and maximum current.

  7. Is it necessary to use a heat sink with 1N4755A R0G?

    • It depends on the application and the amount of power dissipation. In some cases, a heat sink may be required.

  8. Can 1N4755A R0G be used in automotive electronics?

    • Yes, it can be used in automotive applications where voltage regulation or overvoltage protection is needed.

  9. What are the temperature considerations for 1N4755A R0G?

    • It is important to consider the operating and storage temperature ranges to ensure proper performance.

  10. Are there any alternatives to 1N4755A R0G for similar applications?

    • Yes, other Zener diodes with comparable voltage and power ratings can be considered as alternatives.