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1N4737P/TR12
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1N4737P/TR12 - Semiconductor Diode

Product Overview

Category:

1N4737P/TR12 belongs to the category of semiconductor diodes.

Use:

It is commonly used as a voltage regulator in electronic circuits.

Characteristics:

  • Forward Voltage: 1.0V
  • Power Dissipation: 1.0W
  • Operating Temperature Range: -65°C to +200°C
  • Package Type: DO-41
  • Packaging/Quantity: Tape and Reel, 5000 units per reel

Essence:

The 1N4737P/TR12 is an essential component for regulating voltage in various electronic applications.

Specifications

  • Reverse Voltage: 8.2V
  • Forward Current: 20mA
  • Tolerance: ±5%

Detailed Pin Configuration

The 1N4737P/TR12 has two pins, with the cathode connected to the flat side of the package and the anode connected to the other side.

Functional Features

  • Voltage Regulation: The diode maintains a constant voltage drop across its terminals.
  • Reverse Current Protection: It prevents excessive reverse current flow, protecting the circuitry.

Advantages

  • Reliable Voltage Regulation: Ensures stable voltage output in electronic circuits.
  • Compact Size: The diode's small form factor makes it suitable for space-constrained designs.

Disadvantages

  • Limited Voltage Range: The diode is designed for specific voltage regulation, limiting its versatility in some applications.
  • Heat Dissipation: Under high load conditions, heat dissipation may be a concern.

Working Principles

The 1N4737P/TR12 operates based on the principle of forward biasing, where it allows current to flow in one direction while blocking it in the reverse direction. This characteristic enables it to regulate voltage effectively.

Detailed Application Field Plans

The 1N4737P/TR12 finds extensive use in: - Voltage Regulator Circuits - Power Supply Units - Electronic Appliances

Detailed and Complete Alternative Models

Some alternative models to 1N4737P/TR12 include: - 1N4736A: 6.2V Zener Diode - 1N4738A: 8.7V Zener Diode - BZX55C8V2: 8.2V Zener Diode

In conclusion, the 1N4737P/TR12 semiconductor diode is a crucial component in voltage regulation applications, offering reliable performance within specified parameters. Its compact size and functional features make it a preferred choice for various electronic circuits.

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技術ソリューションにおける 1N4737P/TR12 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 1N4737P/TR12?

    • The 1N4737P/TR12 is a Zener diode with a voltage rating of 8.2V, commonly used in electronic circuits for voltage regulation and protection.

  2. How does the 1N4737P/TR12 work?

    • The 1N4737P/TR12 works by allowing current to flow in the forward direction like a normal diode, but it also permits it to flow in the reverse direction when the voltage reaches its breakdown voltage, providing a stable output voltage.

  3. What are the typical applications of the 1N4737P/TR12?

    • Typical applications include voltage regulation, voltage reference, surge suppression, and overvoltage protection in various electronic circuits.

  4. What is the maximum power dissipation of the 1N4737P/TR12?

    • The maximum power dissipation of the 1N4737P/TR12 is typically around 1.3W, making it suitable for low to moderate power applications.

  5. What is the temperature coefficient of the 1N4737P/TR12?

    • The temperature coefficient of the 1N4737P/TR12 is approximately -2.2mV/°C, which means its voltage reference remains relatively stable over a range of temperatures.

  6. Can the 1N4737P/TR12 be used for voltage regulation in a power supply circuit?

    • Yes, the 1N4737P/TR12 can be used as a voltage regulator in low-power applications where a stable reference voltage is required.

  7. What is the forward voltage drop of the 1N4737P/TR12?

    • The forward voltage drop of the 1N4737P/TR12 is typically around 1.2V at a specified forward current.

  8. Is the 1N4737P/TR12 polarity sensitive?

    • Yes, the 1N4737P/TR12 is polarity sensitive, and it should be connected in the correct orientation to function properly in a circuit.

  9. What is the typical tolerance of the breakdown voltage for the 1N4737P/TR12?

    • The typical tolerance of the breakdown voltage for the 1N4737P/TR12 is ±5%, ensuring a relatively accurate voltage reference.

  10. Are there any special considerations for using the 1N4737P/TR12 in high-frequency circuits?

    • In high-frequency circuits, it's important to consider the parasitic capacitance of the 1N4737P/TR12, which may affect its performance and stability at higher frequencies.