Vishay Semiconductor Diodes Division
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1N4733A-TR
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1N4733A-TR

Product Overview

Category

The 1N4733A-TR 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
  • Zener Voltage: 5.1V
  • Operating Temperature: -65°C to +200°C

Package

The 1N4733A-TR is typically available in a DO-41 package.

Packaging/Quantity

It is commonly packaged in reels with quantities varying based on manufacturer specifications.

Specifications

  • Manufacturer: ON Semiconductor
  • Maximum Zener Impedance: 40Ω
  • Reverse Leakage Current: 5μA
  • Mounting Type: Through Hole
  • Standard Package: 2,000

Detailed Pin Configuration

The 1N4733A-TR has two pins: 1. Anode (A) 2. Cathode (K)

Functional Features

The 1N4733A-TR acts as a voltage regulator by maintaining a constant output voltage across its terminals.

Advantages and Disadvantages

Advantages

  • Precise voltage regulation
  • Compact size
  • Wide operating temperature range

Disadvantages

  • Limited power dissipation capability
  • Susceptible to thermal runaway at high currents

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 its terminals.

Detailed Application Field Plans

The 1N4733A-TR finds applications in various electronic devices such as: - Voltage regulators - Power supplies - Signal clippers

Detailed and Complete Alternative Models

Some alternative models to the 1N4733A-TR include: - 1N4734A-TR - 1N4735A-TR - 1N4736A-TR

In conclusion, the 1N4733A-TR is a widely used semiconductor diode that serves as an effective voltage regulator in electronic circuits, offering precise voltage regulation and compact design. However, it is important to consider its limitations in power dissipation and susceptibility to thermal runaway when designing circuits. Its wide operating temperature range makes it suitable for various applications in voltage regulation, power supplies, and signal clipping.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de 1N4733A-TR en soluciones técnicas

  1. What is the 1N4733A-TR?

    • The 1N4733A-TR is a Zener diode with a voltage rating of 5.1V.

  2. What are the typical applications of the 1N4733A-TR?

    • It is commonly used for voltage regulation, voltage reference, and overvoltage protection in electronic circuits.

  3. What is the maximum power dissipation of the 1N4733A-TR?

    • The maximum power dissipation is 1.3W.

  4. What is the operating temperature range of the 1N4733A-TR?

    • The operating temperature range is typically -65°C to +200°C.

  5. How do I identify the cathode and anode of the 1N4733A-TR?

    • The cathode is typically marked with a black band or a line on the body of the diode.

  6. Can the 1N4733A-TR be used for reverse polarity protection?

    • Yes, it can be used to protect sensitive components from reverse voltage by connecting it in series with the load.

  7. What is the tolerance of the voltage output for the 1N4733A-TR?

    • The tolerance is typically ±5%.

  8. Can multiple 1N4733A-TR diodes be connected in series or parallel?

    • Yes, they can be connected in series to increase the breakdown voltage or in parallel to increase the current-handling capacity.

  9. What are the key differences between the 1N4733A-TR and other Zener diodes?

    • The 1N4733A-TR has a specific breakdown voltage of 5.1V, which sets it apart from other Zener diodes with different voltage ratings.

  10. Are there any special considerations for using the 1N4733A-TR in high-frequency applications?

    • It is important to consider the dynamic impedance and capacitance of the diode when using it in high-frequency circuits to ensure proper performance.