Microsemi Corporation
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1N4749CE3/TR13
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1N4749CE3/TR13

Product Overview

Category

The 1N4749CE3/TR13 belongs to the category of Zener diodes.

Use

It is commonly used for voltage regulation and voltage reference applications.

Characteristics

  • Zener voltage: 24V
  • Power dissipation: 1.0W
  • Package type: DO-41
  • Operating temperature range: -65°C to +200°C
  • Packaging/quantity: Tape and reel, 5000 units per reel

Specifications

  • Zener voltage: 24V
  • Power dissipation: 1.0W
  • Maximum forward voltage: 1.2V
  • Reverse current: 5μA
  • Temperature coefficient: 0.05%/°C

Detailed Pin Configuration

The 1N4749CE3/TR13 has two pins, with the anode connected to the positive terminal and the cathode connected to the negative terminal.

Functional Features

  • Provides a constant voltage output when reverse biased.
  • Protects circuits from overvoltage conditions.

Advantages and Disadvantages

Advantages

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

Disadvantages

  • Limited power dissipation capability.
  • Susceptible to damage from excessive current.

Working Principles

The 1N4749CE3/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 1N4749CE3/TR13 is widely used in: - Voltage regulators - Overvoltage protection circuits - Voltage reference circuits

Detailed and Complete Alternative Models

Some alternative models to the 1N4749CE3/TR13 include: - 1N4733A: Zener voltage of 5.1V - 1N4742A: Zener voltage of 12V - BZX55C24: Zener voltage of 24V

In conclusion, the 1N4749CE3/TR13 Zener diode is a crucial component in various electronic circuits, providing precise voltage regulation and overvoltage protection. Its compact size and wide operating temperature range make it suitable for diverse applications in the field of electronics.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de 1N4749CE3/TR13 en soluciones técnicas

  1. What is the 1N4749CE3/TR13?

    • The 1N4749CE3/TR13 is a Zener diode with a voltage rating of 24V and a power rating of 1W.

  2. What are the typical applications of the 1N4749CE3/TR13?

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

  3. What is the maximum current that can flow through the 1N4749CE3/TR13?

    • The maximum current for reliable operation is typically around 40-50 mA.

  4. How does the 1N4749CE3/TR13 provide voltage regulation?

    • It operates in the reverse-biased breakdown region, maintaining a nearly constant voltage across its terminals.

  5. Can the 1N4749CE3/TR13 be used for overvoltage protection?

    • Yes, it can be used to limit the voltage across a circuit by diverting excess current when the voltage exceeds its rated value.

  6. What are the key specifications to consider when using the 1N4749CE3/TR13 in a design?

    • Voltage rating, power dissipation, and maximum current are critical parameters to consider.

  7. Are there any temperature considerations when using the 1N4749CE3/TR13?

    • Yes, the operating and storage temperature ranges should be taken into account to ensure proper performance.

  8. Can multiple 1N4749CE3/TR13 diodes be connected in series or parallel?

    • Yes, they can be connected in series to increase the breakdown voltage or in parallel to share the current load.

  9. What are some common alternatives to the 1N4749CE3/TR13?

    • Other Zener diodes with similar voltage and power ratings, such as the 1N4748CE3/TR13 or 1N4750CE3/TR13, can be considered.

  10. Where can I find detailed application notes for using the 1N4749CE3/TR13 in technical solutions?

    • Detailed application notes can often be found in the datasheet provided by the manufacturer or in technical reference manuals for Zener diode applications.