Microsemi Corporation
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1N4741APE3/TR12
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1N4741APE3/TR12

Product Overview

Category

The 1N4741APE3/TR12 belongs to the category of semiconductor devices.

Use

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

Characteristics

  • Forward Voltage: 1.0V
  • Reverse Voltage: 12V
  • Power Dissipation: 1.0W
  • Operating Temperature: -65°C to +200°C

Package

The 1N4741APE3/TR12 is typically available in a DO-41 package.

Essence

This product serves as a crucial component in regulating voltage levels within electronic systems.

Packaging/Quantity

It is usually packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Manufacturer: ON Semiconductor
  • Part Number: 1N4741APE3/TR12
  • Type: Zener Diode
  • Voltage Tolerance: ±5%
  • Mounting Type: Through Hole
  • Configuration: Single

Detailed Pin Configuration

The 1N4741APE3/TR12 features a standard DO-41 package with two leads. The anode is connected to the positive terminal, while the cathode is connected to the negative terminal.

Functional Features

  • Voltage Regulation: The 1N4741APE3/TR12 effectively maintains a constant output voltage under varying input conditions.
  • Overvoltage Protection: It safeguards connected components by limiting the voltage across its terminals.

Advantages and Disadvantages

Advantages

  • Precise Voltage Regulation
  • Compact Size
  • Cost-Effective Solution

Disadvantages

  • Limited Current Handling Capacity
  • Susceptible to Thermal Runaway

Working Principles

The 1N4741APE3/TR12 operates based on the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse-biased at its breakdown voltage.

Detailed Application Field Plans

Electronic Circuits

The 1N4741APE3/TR12 finds extensive use in various electronic circuits, including power supplies, voltage regulators, and signal conditioning circuits.

Automotive Electronics

In automotive applications, this component is utilized for voltage regulation in control systems and sensor interfaces.

Industrial Control Systems

It plays a vital role in maintaining stable voltage levels within industrial control systems, ensuring reliable operation of machinery and equipment.

Detailed and Complete Alternative Models

  • 1N4733A
  • 1N4734A
  • 1N4735A
  • 1N4736A
  • 1N4737A

In conclusion, the 1N4741APE3/TR12 Zener diode is a fundamental component in electronic systems, providing precise voltage regulation and overvoltage protection. Its compact size and cost-effectiveness make it a popular choice in various applications, despite its limitations in current handling capacity and susceptibility to thermal runaway.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1N4741APE3/TR12 v technických řešeních

  1. What is the 1N4741APE3/TR12?

    • The 1N4741APE3/TR12 is a Zener diode with a voltage rating of 10V and a power dissipation of 1W.

  2. What are the typical applications of the 1N4741APE3/TR12?

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

  3. What is the maximum current that can flow through the 1N4741APE3/TR12?

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

  4. How does the 1N4741APE3/TR12 provide voltage regulation?

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

  5. Can the 1N4741APE3/TR12 be used for overvoltage protection?

    • Yes, it can be used to limit the voltage across a circuit to a safe level by shunting excess current.

  6. What are the key specifications to consider when using the 1N4741APE3/TR12 in a design?

    • Key specifications include the voltage rating, power dissipation, and maximum current.

  7. Are there any temperature considerations when using the 1N4741APE3/TR12?

    • Yes, the temperature coefficient of the Zener voltage should be taken into account for accurate performance across temperature variations.

  8. Can multiple 1N4741APE3/TR12 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 the potential failure modes of the 1N4741APE3/TR12?

    • Common failure modes include exceeding the maximum power dissipation, overcurrent conditions, and thermal runaway.

  10. Are there any alternatives to the 1N4741APE3/TR12 for similar applications?

    • Yes, other Zener diodes with different voltage ratings and power dissipation capabilities can be considered based on specific application requirements.