Microsemi Corporation
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1N4731A G
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1N4731A G - Semiconductor Diode

Product Overview

The 1N4731A G is a semiconductor diode belonging to the category of Zener diodes. It is commonly used for voltage regulation and protection in electronic circuits. This diode exhibits characteristics such as a specific breakdown voltage, low dynamic resistance, and high reliability. The package type for the 1N4731A G is typically DO-41, and it is available in various packaging quantities.

Specifications

  • Breakdown Voltage: 4.3V
  • Power Dissipation: 1.0W
  • Forward Voltage: 1.2V
  • Operating Temperature Range: -65°C to +200°C

Pin Configuration

The 1N4731A G follows a standard DO-41 package configuration with two leads. The anode is connected to the positive terminal, while the cathode is connected to the negative terminal.

Functional Features

The 1N4731A G functions as a voltage regulator by maintaining a constant output voltage under varying input voltages. It achieves this through its unique Zener breakdown characteristic, which allows it to conduct in reverse bias when the voltage reaches the specified breakdown voltage.

Advantages and Disadvantages

Advantages

  • Precise voltage regulation
  • Low dynamic resistance
  • High reliability

Disadvantages

  • Limited power dissipation capability
  • Sensitivity to temperature variations

Working Principles

When the voltage across the 1N4731A G exceeds its breakdown voltage, it enters the Zener breakdown region, allowing current to flow in the reverse direction. This effectively stabilizes the voltage across the diode, providing a regulated output.

Application Field Plans

The 1N4731A G finds extensive use in various applications, including: - Voltage regulation in power supplies - Overvoltage protection in electronic circuits - Signal clamping and limiting

Alternative Models

For those seeking alternative models, the following options are available: - 1N4730A G (3.9V) - 1N4732A G (4.7V) - 1N4733A G (5.1V)

In conclusion, the 1N4731A G semiconductor diode serves as a crucial component in electronic circuits, offering precise voltage regulation and protection. Its unique Zener breakdown characteristic and compact package make it suitable for diverse applications in the field of electronics.

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기술 솔루션에 1N4731A G 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is 1N4731A G?

    • 1N4731A G is a silicon planar power Zener diode used for voltage regulation in electronic circuits.

  2. What is the voltage rating of 1N4731A G?

    • The voltage rating of 1N4731A G is 4.3 volts.

  3. What is the maximum power dissipation of 1N4731A G?

    • The maximum power dissipation of 1N4731A G is 1 watt.

  4. How is 1N4731A G typically used in technical solutions?

    • 1N4731A G is commonly used for voltage regulation, voltage reference, and overvoltage protection in various electronic circuits.

  5. What are the typical applications of 1N4731A G?

    • Typical applications of 1N4731A G include voltage regulators, voltage references, surge suppressors, and precision shunt regulators.

  6. What is the forward voltage drop of 1N4731A G?

    • The forward voltage drop of 1N4731A G is approximately 1.2 volts.

  7. What is the temperature coefficient of 1N4731A G?

    • The temperature coefficient of 1N4731A G is typically around -2.2 mV/°C.

  8. What is the maximum reverse leakage current of 1N4731A G?

    • The maximum reverse leakage current of 1N4731A G is 5 µA at the specified test conditions.

  9. Can 1N4731A G be used in automotive applications?

    • Yes, 1N4731A G can be used in automotive applications where voltage regulation or overvoltage protection is required.

  10. Are there any specific precautions to consider when using 1N4731A G in technical solutions?

    • It is important to ensure proper heat sinking and current limiting to prevent damage to the diode. Additionally, attention should be paid to the maximum power dissipation and voltage ratings to avoid exceeding the device's limits.