Microsemi Corporation
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1N4763CPE3/TR8
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1N4763CPE3/TR8 - Diode Encyclopedia Entry

Introduction

The 1N4763CPE3/TR8 is a diode belonging to the semiconductor category. This entry provides an overview of its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Semiconductor
  • Use: Rectification and voltage regulation
  • Characteristics: High current capability, low forward voltage drop
  • Package: DO-41 (Axial Lead)
  • Essence: Zener diode for voltage regulation
  • Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

  • Voltage: 91V
  • Power Dissipation: 1.0W
  • Zener Voltage Tolerance: ±5%
  • Operating Temperature Range: -65°C to +175°C

Detailed Pin Configuration

The 1N4763CPE3/TR8 has a standard axial lead package with two leads. The cathode is typically marked with a black band.

Functional Features

  • Zener Regulation: Maintains a constant voltage across its terminals when reverse-biased.
  • Voltage Clamping: Protects circuits from overvoltage conditions by conducting when a specific voltage threshold is reached.

Advantages and Disadvantages

Advantages

  • Precise voltage regulation
  • Low forward voltage drop
  • High current handling capability

Disadvantages

  • Limited power dissipation capability
  • Susceptible to thermal runaway under high power conditions

Working Principles

The 1N4763CPE3/TR8 operates based on the principle of the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse-biased. This allows it to regulate voltage in electronic circuits.

Detailed Application Field Plans

The 1N4763CPE3/TR8 finds extensive use in various applications, including: - Voltage regulation in power supplies - Overvoltage protection in electronic circuits - Signal clamping in communication systems

Detailed and Complete Alternative Models

Some alternative models to the 1N4763CPE3/TR8 include: - 1N4749A: 24V Zener diode - 1N4733A: 5.1V Zener diode - BZX55C91: 91V Zener diode

In conclusion, the 1N4763CPE3/TR8 is a crucial component in electronic circuits, providing precise voltage regulation and overvoltage protection. Its characteristics make it suitable for a wide range of applications, and it has several alternative models available for different voltage requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1N4763CPE3/TR8 v technických řešeních

  1. What is the 1N4763CPE3/TR8 diode used for?

    • The 1N4763CPE3/TR8 is a Zener diode commonly used for voltage regulation and protection in electronic circuits.

  2. What is the voltage rating of the 1N4763CPE3/TR8 diode?

    • The 1N4763CPE3/TR8 has a nominal Zener voltage of 91 volts, making it suitable for applications requiring precise voltage regulation at this level.

  3. How does the 1N4763CPE3/TR8 diode regulate voltage?

    • The 1N4763CPE3/TR8 operates in the reverse-biased breakdown region, maintaining a nearly constant voltage drop across its terminals, effectively regulating the voltage across the circuit.

  4. Can the 1N4763CPE3/TR8 be used for overvoltage protection?

    • Yes, the 1N4763CPE3/TR8 can be employed to protect sensitive components from overvoltage conditions by shunting excess voltage away from the protected circuit.

  5. What are the typical applications of the 1N4763CPE3/TR8 diode?

    • Typical applications include voltage regulation in power supplies, surge suppression in telecommunications equipment, and precision voltage references in instrumentation.

  6. What is the power dissipation rating of the 1N4763CPE3/TR8 diode?

    • The 1N4763CPE3/TR8 has a power dissipation rating of 1.5 watts, allowing it to handle moderate power levels in various applications.

  7. Is the 1N4763CPE3/TR8 suitable for high-temperature environments?

    • Yes, the 1N4763CPE3/TR8 is designed to operate reliably at elevated temperatures, making it suitable for use in industrial and automotive electronics.

  8. Does the 1N4763CPE3/TR8 require external current limiting?

    • Yes, it is recommended to use external current limiting to ensure that the diode operates within its specified limits and to prevent damage due to excessive current.

  9. Can multiple 1N4763CPE3/TR8 diodes be connected in series or parallel?

    • Yes, multiple diodes can be connected in series to achieve higher voltage ratings or in parallel to increase the current-handling capability.

  10. Are there any specific layout considerations when using the 1N4763CPE3/TR8 in a circuit?

    • It is important to minimize lead lengths and ensure proper heat sinking to maintain the diode's performance and reliability in the circuit.