Taiwan Semiconductor Corporation
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1N4748AHR0G
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1N4748AHR0G - 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: Regulating voltage in electronic circuits
  • Packaging/Quantity: Typically available in reels of 2000 units

Specifications

  • Voltage: 22V
  • Power Dissipation: 1.3W
  • Operating Temperature: -65°C to +175°C
  • Zener Impedance: 5Ω
  • Maximum Reverse Leakage Current: 5μA

Detailed Pin Configuration

The 1N4748AHR0G is a two-terminal device with anode and cathode leads.

Functional Features

  • Provides stable voltage regulation
  • Protects circuits from overvoltage conditions
  • Low reverse leakage current ensures minimal power loss

Advantages and Disadvantages

Advantages

  • Precise voltage regulation
  • High reliability and stability
  • Low reverse leakage current

Disadvantages

  • Limited power dissipation capability
  • Sensitive to temperature variations

Working Principles

The 1N4748AHR0G operates based on the Zener effect, where it maintains a constant voltage drop across its terminals when reverse biased, effectively regulating the voltage in a circuit.

Detailed Application Field Plans

The 1N4748AHR0G is commonly used in: - Voltage regulators - Power supplies - Overvoltage protection circuits

Detailed and Complete Alternative Models

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

In conclusion, the 1N4748AHR0G semiconductor diode is a reliable component for voltage regulation and rectification in various electronic applications, offering precise control and protection against overvoltage conditions.

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10个与1N4748AHR0G在技术解决方案中的应用相关的常见问题及解答

  1. What is the 1N4748AHR0G diode used for?

    • The 1N4748AHR0G is a Zener diode commonly used for voltage regulation and protection in electronic circuits.

  2. What is the maximum power dissipation of the 1N4748AHR0G?

    • The maximum power dissipation of the 1N4748AHR0G is 1.3 watts.

  3. What is the voltage rating of the 1N4748AHR0G?

    • The 1N4748AHR0G has a nominal voltage rating of 22 volts.

  4. How does the 1N4748AHR0G regulate voltage?

    • The 1N4748AHR0G regulates voltage by maintaining a constant output voltage across its terminals, even when the input voltage varies.

  5. Can the 1N4748AHR0G be used for overvoltage protection?

    • Yes, the 1N4748AHR0G can be used to protect sensitive components from overvoltage conditions by shunting excess voltage to ground.

  6. What are the typical applications of the 1N4748AHR0G?

    • Typical applications include voltage regulation in power supplies, voltage reference circuits, and overvoltage protection in various electronic devices.

  7. What is the temperature coefficient of the 1N4748AHR0G?

    • The temperature coefficient of the 1N4748AHR0G is typically around 0.05% per °C.

  8. What is the maximum reverse leakage current of the 1N4748AHR0G?

    • The maximum reverse leakage current at the specified voltage is typically very low, in the range of microamps.

  9. Can the 1N4748AHR0G be used in automotive applications?

    • Yes, the 1N4748AHR0G can be used in automotive electronics for voltage regulation and protection purposes.

  10. What are the key differences between the 1N4748AHR0G and similar Zener diodes?

    • The 1N4748AHR0G offers a specific voltage rating and power dissipation that may differ from other Zener diodes, so it's important to select the right component based on the application's requirements.