Vishay Semiconductor Diodes Division
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1N4737A-TR
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1N4737A-TR

Product Overview

The 1N4737A-TR is a Zener diode belonging to the semiconductor category. It is commonly used for voltage regulation and voltage reference applications due to its unique characteristics. This diode comes in a small, cylindrical package and is essential for stabilizing voltage in electronic circuits. The packaging typically includes a quantity of 100 pieces.

Specifications

  • Voltage: 7.5V
  • Power Dissipation: 1.0W
  • Zener Voltage Tolerance: ±5%
  • Operating Temperature Range: -65°C to +200°C

Detailed Pin Configuration

The 1N4737A-TR has two pins, with the anode connected to the positive terminal and the cathode connected to the negative terminal.

Functional Features

This Zener diode operates by allowing current to flow in the forward direction like a normal diode, but also permits it to flow in the reverse direction when the voltage reaches the breakdown voltage. This characteristic makes it suitable for voltage regulation.

Advantages and Disadvantages

Advantages: - Precise voltage regulation - Small form factor - Wide operating temperature range

Disadvantages: - Limited power dissipation capability - Voltage tolerance may not be suitable for some precision applications

Working Principles

When the voltage across the diode reaches the specified Zener voltage, it begins to conduct in the reverse direction, effectively regulating the voltage across the circuit.

Detailed Application Field Plans

The 1N4737A-TR is widely used in various electronic devices such as power supplies, voltage regulators, and instrumentation equipment. Its precise voltage regulation makes it ideal for applications requiring stable voltage references.

Detailed and Complete Alternative Models

  • 1N4736A-TR (6.8V Zener voltage)
  • 1N4738A-TR (8.2V Zener voltage)
  • BZX55C7V5 (7.5V Zener voltage)

In conclusion, the 1N4737A-TR Zener diode is a crucial component in electronic circuits, providing precise voltage regulation and stability. Its compact size and wide operating temperature range make it suitable for various applications, although its power dissipation limitations and voltage tolerance should be considered when selecting alternative models.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan 1N4737A-TR dalam solusi teknis

Sure, here are 10 common questions and answers related to the application of 1N4737A-TR:

  1. What is the 1N4737A-TR?

    • The 1N4737A-TR is a Zener diode with a voltage rating of 7.5V.

  2. What is the typical application of the 1N4737A-TR?

    • The 1N4737A-TR is commonly used as a voltage regulator in various electronic circuits.

  3. What is the maximum power dissipation of the 1N4737A-TR?

    • The maximum power dissipation of the 1N4737A-TR is 1.0W.

  4. What is the operating temperature range of the 1N4737A-TR?

    • The operating temperature range of the 1N4737A-TR is -65°C to +200°C.

  5. How does the 1N4737A-TR behave in reverse bias?

    • The 1N4737A-TR behaves as a normal diode in reverse bias until the breakdown voltage is reached, at which point it conducts heavily.

  6. Can the 1N4737A-TR be used for voltage regulation in a power supply circuit?

    • Yes, the 1N4737A-TR can be used as a simple voltage regulator in low-power applications.

  7. What are the typical applications where the 1N4737A-TR is not suitable?

    • The 1N4737A-TR is not suitable for high-power or high-voltage applications due to its limited power dissipation and voltage rating.

  8. What are the key parameters to consider when designing a circuit with the 1N4737A-TR?

    • Key parameters to consider include the maximum power dissipation, voltage regulation accuracy, and operating temperature range.

  9. Can multiple 1N4737A-TR diodes be connected in series or parallel?

    • Yes, multiple 1N4737A-TR diodes can be connected in series to achieve higher voltage ratings or in parallel to increase current-handling capability.

  10. Are there any specific precautions to be taken when using the 1N4737A-TR in a circuit?

    • It's important to ensure that the maximum power dissipation and voltage ratings are not exceeded, and to consider heat dissipation in the design of the circuit.