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1N4743ADO41E3

1N4743ADO41E3 - Semiconductor Diode

Basic Information Overview

  • Category: Semiconductor Diode
  • Use: Voltage Regulator
  • Characteristics: Zener diode, low leakage current, high reliability
  • Package: DO-41
  • Essence: Regulates voltage by maintaining a constant output voltage
  • Packaging/Quantity: Typically available in reels of 1000 units

Specifications

  • Voltage: 13V
  • Power Dissipation: 1W
  • Zener Voltage Tolerance: ±5%
  • Operating Temperature Range: -65°C to +200°C

Detailed Pin Configuration

The 1N4743ADO41E3 has two pins: 1. Anode (A) 2. Cathode (K)

Functional Features

  • Maintains a constant voltage across its terminals when reverse biased
  • Protects circuits from overvoltage conditions
  • Low dynamic resistance

Advantages and Disadvantages

Advantages

  • Precise voltage regulation
  • High reliability
  • Low cost

Disadvantages

  • Limited power dissipation capability
  • Susceptible to thermal runaway if not properly heatsinked

Working Principles

The 1N4743ADO41E3 operates based on the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse biased. This allows it to regulate the voltage in a circuit.

Detailed Application Field Plans

The 1N4743ADO41E3 is commonly used in various electronic devices and systems such as: - Power supplies - Voltage regulators - Overvoltage protection circuits

Detailed and Complete Alternative Models

Some alternative models to the 1N4743ADO41E3 include: - 1N4730A - 1N4731A - 1N4732A - 1N4733A - 1N4734A

In conclusion, the 1N4743ADO41E3 is a semiconductor diode with specific characteristics that make it suitable for voltage regulation applications. Its precise voltage regulation, high reliability, and low cost make it a popular choice in various electronic circuits and systems.

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技術ソリューションにおける 1N4743ADO41E3 の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the 1N4743ADO41E3 diode used for?

    • The 1N4743ADO41E3 is a Zener diode commonly used for voltage regulation and protection in electronic circuits.

  2. What is the voltage rating of the 1N4743ADO41E3 diode?

    • The 1N4743ADO41E3 has a nominal voltage of 13 volts.

  3. How does the 1N4743ADO41E3 diode regulate voltage?

    • The 1N4743ADO41E3 operates in the reverse-biased breakdown region, maintaining a nearly constant voltage drop across its terminals.

  4. What are the typical applications of the 1N4743ADO41E3 diode?

    • Common applications include voltage regulation in power supplies, overvoltage protection, and voltage reference circuits.

  5. What is the maximum power dissipation of the 1N4743ADO41E3 diode?

    • The 1N4743ADO41E3 can typically handle a power dissipation of 1 watt.

  6. What is the temperature coefficient of the 1N4743ADO41E3 diode?

    • The temperature coefficient is approximately 0.05% per °C, which means the voltage remains relatively stable over a range of temperatures.

  7. Can the 1N4743ADO41E3 be used in reverse bias?

    • Yes, the 1N4743ADO41E3 is designed to operate in the reverse-biased direction for its intended applications.

  8. What is the forward voltage drop of the 1N4743ADO41E3 diode?

    • The forward voltage drop is typically around 1.2 volts at a specified current.

  9. Is the 1N4743ADO41E3 suitable for high-frequency applications?

    • While it can function at moderate frequencies, it's not optimized for high-frequency applications due to its inherent capacitance and response time.

  10. Are there any alternative diodes with similar characteristics to the 1N4743ADO41E3?

    • Yes, other Zener diodes with comparable voltage ratings and power dissipation capabilities include the 1N4743A, BZX85C13, and LM336Z-13.