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1N5249B (DO-35)
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1N5249B (DO-35) - Encyclopedia Entry

Product Overview

The 1N5249B (DO-35) is a zener diode belonging to the semiconductor category. It is commonly used for voltage regulation and protection in electronic circuits. This diode exhibits characteristics such as stable voltage output, low impedance, and high reliability. The package type is DO-35, and it is available in various packaging quantities to suit different production needs.

Specifications

  • Voltage: 24V
  • Power Dissipation: 500mW
  • Zener Impedance: 10Ω
  • Operating Temperature Range: -65°C to +200°C

Pin Configuration

The 1N5249B (DO-35) zener diode has two pins, with the anode connected to the positive terminal and the cathode connected to the negative terminal.

Functional Features

This zener diode provides a constant voltage output when operated within its specified voltage range. It offers protection against voltage spikes and fluctuations, making it suitable for use in various electronic circuits.

Advantages and Disadvantages

Advantages: - Stable voltage regulation - Low impedance - High reliability

Disadvantages: - Limited power dissipation capability - Sensitive to temperature variations

Working Principles

The 1N5249B (DO-35) zener diode operates based on the principle of the Zener breakdown effect. When the voltage across the diode reaches its specified value, it starts conducting in the reverse direction, maintaining a nearly constant voltage drop across its terminals.

Application Field Plans

This zener diode finds applications in voltage regulation circuits, overvoltage protection systems, and precision voltage references. It is commonly used in power supplies, voltage regulators, and signal conditioning circuits.

Alternative Models

  • 1N5231B (DO-35)
  • 1N5232B (DO-35)
  • 1N5233B (DO-35)

In conclusion, the 1N5249B (DO-35) zener diode is a reliable semiconductor component that plays a crucial role in voltage regulation and protection in electronic circuits. Its stable characteristics and wide range of applications make it a popular choice among electronics designers and manufacturers.

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技術ソリューションにおける 1N5249B (DO-35) 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 1N5249B (DO-35) used for?

    • The 1N5249B (DO-35) is a zener diode commonly used for voltage regulation and protection in electronic circuits.

  2. What is the maximum power dissipation of the 1N5249B (DO-35)?

    • The maximum power dissipation of the 1N5249B (DO-35) is typically around 500mW.

  3. What is the voltage rating of the 1N5249B (DO-35)?

    • The 1N5249B (DO-35) has a nominal zener voltage of 12V, which means it starts conducting when the voltage across it reaches 12V.

  4. How does the 1N5249B (DO-35) provide voltage regulation?

    • The 1N5249B (DO-35) operates in the reverse-biased breakdown region, maintaining a nearly constant voltage drop across its terminals, providing voltage regulation.

  5. Can the 1N5249B (DO-35) be used for overvoltage protection?

    • Yes, the 1N5249B (DO-35) can be used to protect sensitive components from overvoltage by shunting excess voltage to ground.

  6. What are the typical applications of the 1N5249B (DO-35)?

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

  7. What is the temperature coefficient of the 1N5249B (DO-35)?

    • The temperature coefficient of the 1N5249B (DO-35) is typically around -2mV/°C, indicating a relatively stable voltage reference over a range of temperatures.

  8. What is the maximum forward voltage of the 1N5249B (DO-35)?

    • The maximum forward voltage of the 1N5249B (DO-35) is typically around 1.2V at a specified forward current.

  9. Can the 1N5249B (DO-35) be used in high-frequency applications?

    • The 1N5249B (DO-35) is not suitable for high-frequency applications due to its inherent capacitance and response time.

  10. Are there any special considerations for mounting the 1N5249B (DO-35)?

    • It is important to mount the 1N5249B (DO-35) on a heat sink or in a well-ventilated area to ensure proper heat dissipation and prevent thermal runaway.