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1N4743AHR0G

1N4743AHR0G - Semiconductor Diode

Basic Information Overview

  • Category: Semiconductor Diode
  • Use: Voltage regulation and rectification
  • Characteristics: Zener diode, low leakage current, high reliability
  • Package: Axial leaded, DO-41 package
  • Essence: Regulates voltage by maintaining a constant output voltage
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

  • Voltage: 13V
  • Power Dissipation: 1W
  • Tolerance: ±5%
  • Operating Temperature: -65°C to +175°C

Detailed Pin Configuration

The 1N4743AHR0G has two leads, with the cathode marked by a band on the body of the diode.

Functional Features

  • Maintains a constant voltage across its terminals
  • Protects circuits from overvoltage conditions
  • Low reverse leakage current

Advantages and Disadvantages

Advantages

  • Precise voltage regulation
  • High reliability
  • Wide operating temperature range

Disadvantages

  • Limited power dissipation capability
  • Tolerance may not be suitable for some applications

Working Principles

The 1N4743AHR0G operates based on the Zener effect, where it maintains a nearly constant voltage drop across its terminals when reverse-biased.

Detailed Application Field Plans

This diode is commonly used in voltage regulation circuits, overvoltage protection, and as a voltage reference in various electronic devices such as power supplies, amplifiers, and sensors.

Detailed and Complete Alternative Models

  • 1N4733AHR0G (5.1V)
  • 1N4734AHR0G (5.6V)
  • 1N4735AHR0G (6.2V)
  • 1N4736AHR0G (6.8V)
  • 1N4737AHR0G (7.5V)

In conclusion, the 1N4743AHR0G semiconductor diode is a reliable component for voltage regulation and overvoltage protection in various electronic applications.

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تکنیکی حل میں 1N4743AHR0G کے اطلاق سے متعلق 10 عام سوالات اور جوابات کی فہرست بنائیں

  1. What is the 1N4743AHR0G diode used for?

    • The 1N4743AHR0G is a Zener diode commonly used for voltage regulation and protection in electronic circuits.
  2. What is the voltage rating of the 1N4743AHR0G diode?

    • The 1N4743AHR0G has a nominal voltage of 13 volts, making it suitable for applications requiring this specific voltage level.
  3. How does the 1N4743AHR0G diode regulate voltage?

    • The 1N4743AHR0G operates in the reverse-biased breakdown region, maintaining a nearly constant voltage drop across its terminals, effectively regulating the output voltage.
  4. Can the 1N4743AHR0G be used for overvoltage protection?

    • Yes, the 1N4743AHR0G can be employed to protect sensitive components from overvoltage conditions by shunting excess voltage away from the circuit.
  5. What are typical applications of the 1N4743AHR0G diode?

    • Common applications include voltage regulation in power supplies, voltage reference circuits, and as a protective element in various electronic systems.
  6. What is the maximum power dissipation of the 1N4743AHR0G diode?

    • The 1N4743AHR0G has a maximum power dissipation rating of 1 watt, ensuring it can handle moderate power levels in typical applications.
  7. Does the 1N4743AHR0G have polarity?

    • Yes, the 1N4743AHR0G is a polarized device and must be connected with the correct orientation to function properly in a circuit.
  8. What is the temperature coefficient of the 1N4743AHR0G diode?

    • The temperature coefficient of the 1N4743AHR0G is typically around -2.2 mV/°C, indicating a relatively stable voltage reference over a range of temperatures.
  9. Can multiple 1N4743AHR0G diodes be connected in series or parallel?

    • Yes, multiple 1N4743AHR0G diodes can be connected in series to increase the total breakdown voltage or in parallel to share current in high-power applications.
  10. Are there any special considerations for using the 1N4743AHR0G in high-frequency circuits?

    • In high-frequency applications, the parasitic capacitance of the 1N4743AHR0G should be taken into account to avoid unintended effects on circuit performance.