Microsemi Corporation
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1N4739PE3/TR8
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1N4739PE3/TR8 - Semiconductor Diode

Basic Information Overview

  • Category: Semiconductor diode
  • Use: Voltage regulation and rectification
  • Characteristics: Zener diode, low leakage current, high reliability
  • Package: DO-41 package
  • Essence: Regulates voltage by maintaining a constant output voltage across its terminals
  • Packaging/Quantity: Typically available in reels of 1000 units

Specifications

  • Voltage: 9.1V
  • Power Dissipation: 1.0W
  • Operating Temperature: -65°C to +200°C
  • Zener Impedance: 10Ω

Detailed Pin Configuration

The 1N4739PE3/TR8 is a two-terminal device with anode and cathode pins.

Functional Features

  • Provides a stable reference voltage
  • Protects circuits from overvoltage conditions
  • Low reverse leakage current

Advantages and Disadvantages

Advantages

  • Precise voltage regulation
  • High reliability
  • Low cost

Disadvantages

  • Limited power dissipation capability
  • Sensitivity to temperature variations

Working Principles

The 1N4739PE3/TR8 operates based on the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse-biased.

Detailed Application Field Plans

  • Voltage regulation in power supplies
  • Overvoltage protection in electronic circuits
  • Signal clamping and limiting

Detailed and Complete Alternative Models

  • 1N4728A: 3.3V
  • 1N4733A: 5.1V
  • 1N4742A: 12V

This information provides a comprehensive overview of the 1N4739PE3/TR8 semiconductor diode, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1N4739PE3/TR8 v technických řešeních

  1. What is the 1N4739PE3/TR8?

    • The 1N4739PE3/TR8 is a Zener diode with a voltage rating of 9.1V.

  2. What are the typical applications of the 1N4739PE3/TR8?

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

  3. What is the maximum power dissipation of the 1N4739PE3/TR8?

    • The maximum power dissipation is 1.3W.

  4. What is the operating temperature range of the 1N4739PE3/TR8?

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

  5. What is the tolerance of the voltage output for the 1N4739PE3/TR8?

    • The tolerance is typically ±5%.

  6. Can the 1N4739PE3/TR8 be used in reverse bias?

    • Yes, it can be used in reverse bias for voltage regulation purposes.

  7. What is the forward voltage drop of the 1N4739PE3/TR8?

    • The forward voltage drop is typically 1.2V at 200mA.

  8. Is the 1N4739PE3/TR8 RoHS compliant?

    • Yes, it is RoHS compliant.

  9. What is the packaging type of the 1N4739PE3/TR8?

    • It is available in DO-41 axial leaded package.

  10. What are some common alternatives to the 1N4739PE3/TR8?

    • Some common alternatives include the BZX55C9V1 and 1N4739A Zener diodes.