Microsemi Corporation
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1N4746CE3/TR13
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1N4746CE3/TR13

Product Overview

Category

The 1N4746CE3/TR13 belongs to the category of Zener diodes.

Use

It is commonly used for voltage regulation and protection in electronic circuits.

Characteristics

  • Zener voltage: 18V
  • Power dissipation: 1.0W
  • Package type: DO-41
  • Operating temperature range: -65°C to +200°C
  • Storage temperature range: -65°C to +200°C

Packaging/Quantity

The 1N4746CE3/TR13 is typically available in reels with a quantity of 3000 units per reel.

Specifications

  • Zener voltage: 18V
  • Power dissipation: 1.0W
  • Maximum forward voltage: 1.2V
  • Maximum reverse current: 5μA
  • Operating temperature range: -65°C to +200°C

Detailed Pin Configuration

The 1N4746CE3/TR13 has two pins, anode, and cathode. The anode is connected to the positive terminal, while the cathode is connected to the negative terminal.

Functional Features

  • Voltage regulation: The Zener diode maintains a constant voltage across its terminals, providing stability in electronic circuits.
  • Overvoltage protection: It prevents damage to sensitive components by diverting excess voltage away from the circuit.

Advantages

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

Disadvantages

  • Limited power dissipation capability
  • Susceptible to damage from overcurrent conditions

Working Principles

The 1N4746CE3/TR13 operates based on the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse-biased.

Detailed Application Field Plans

The 1N4746CE3/TR13 is widely used in: - Voltage regulators - Overvoltage protection circuits - Power supplies - Electronic equipment requiring stable voltage references

Detailed and Complete Alternative Models

Some alternative models to the 1N4746CE3/TR13 include: - 1N4732A - BZX55C18 - 1N4746A

In conclusion, the 1N4746CE3/TR13 Zener diode is a crucial component in electronic circuits, providing precise voltage regulation and overvoltage protection. Its compact size and wide operating temperature range make it suitable for various applications in electronics.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de 1N4746CE3/TR13 en soluciones técnicas

Sure, here are 10 common questions and answers related to the application of 1N4746CE3/TR13 in technical solutions:

  1. What is the 1N4746CE3/TR13?

    • The 1N4746CE3/TR13 is a Zener diode with a voltage rating of 18V and a power rating of 1W.

  2. What are the typical applications of the 1N4746CE3/TR13?

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

  3. How does the 1N4746CE3/TR13 work in a voltage regulation circuit?

    • In a voltage regulation circuit, the 1N4746CE3/TR13 maintains a constant output voltage by conducting current in the reverse-biased direction when the input voltage exceeds its breakdown voltage.

  4. Can the 1N4746CE3/TR13 be used as a voltage reference?

    • Yes, it can be used as a stable voltage reference due to its precise breakdown voltage.

  5. What are the key specifications to consider when using the 1N4746CE3/TR13 in a design?

    • Key specifications include its breakdown voltage, power dissipation, and temperature coefficient.

  6. How does the 1N4746CE3/TR13 provide overvoltage protection?

    • When the input voltage exceeds the breakdown voltage of the diode, it conducts heavily, shunting excess current and protecting downstream components.

  7. What are the important considerations for PCB layout when using the 1N4746CE3/TR13?

    • Proper heat sinking, placement near the load, and minimizing trace length to reduce voltage drop are important considerations.

  8. Can the 1N4746CE3/TR13 be used in automotive applications?

    • Yes, it can be used in automotive applications where a stable voltage reference or overvoltage protection is required.

  9. What are the advantages of using the 1N4746CE3/TR13 in a design?

    • Its small size, low cost, and ability to provide stable voltage regulation and protection make it advantageous in many applications.

  10. Are there any limitations or drawbacks to using the 1N4746CE3/TR13?

    • One limitation is that it has a relatively low power dissipation rating, so it may not be suitable for high-power applications without additional heat sinking.

I hope these questions and answers are helpful! Let me know if you need further assistance.