Microsemi Corporation
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3EZ20D/TR12
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3EZ20D/TR12 Product Overview

Introduction

The 3EZ20D/TR12 is a semiconductor product belonging to the category of voltage regulator diodes. 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: Voltage Regulator Diode
  • Use: Stabilizing voltage in electronic circuits
  • Characteristics: High precision, low leakage current, compact size
  • Package: SOD-323, SMD/SMT
  • Essence: Regulating voltage within electronic systems
  • Packaging/Quantity: Typically available in reels of 3000 units

Specifications

  • Voltage Rating: 20V
  • Power Dissipation: 250mW
  • Forward Current: 200mA
  • Reverse Leakage Current: 5µA
  • Operating Temperature Range: -65°C to +150°C

Detailed Pin Configuration

The 3EZ20D/TR12 has three pins: Anode, Cathode, and No Connection (NC). The anode is connected to the positive terminal, the cathode to the negative terminal, and the NC pin is left unconnected.

Functional Features

  • Voltage Regulation: Maintains a stable output voltage
  • Overvoltage Protection: Safeguards against voltage spikes
  • Compact Design: Suitable for space-constrained applications

Advantages and Disadvantages

Advantages

  • Precise voltage regulation
  • Low leakage current
  • Compact form factor

Disadvantages

  • Limited power dissipation capability
  • Vulnerable to high reverse currents

Working Principles

The 3EZ20D/TR12 operates by shunting excess current when the voltage exceeds the specified level, thereby maintaining a constant output voltage.

Detailed Application Field Plans

The 3EZ20D/TR12 is commonly used in: - Voltage stabilization circuits - Power supply units - Electronic control systems

Detailed and Complete Alternative Models

  • 1N5221B: 2.4V Zener Diode
  • BZX84C5V6: 5.6V Zener Diode
  • LM431: Adjustable Precision Zener Shunt Regulator

In conclusion, the 3EZ20D/TR12 is a vital component in electronic systems, providing precise voltage regulation and overvoltage protection. Its compact design makes it suitable for various applications, although its limited power dissipation capability and vulnerability to high reverse currents are notable drawbacks.

This entry provides comprehensive insights into the 3EZ20D/TR12, covering its basic information, specifications, functional features, working principles, application field plans, and alternative models, offering a holistic understanding of this voltage regulator diode.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 3EZ20D/TR12 v technických řešeních

  1. What is 3EZ20D/TR12?

    • 3EZ20D/TR12 is a specific model of diode used in electronic circuits for voltage regulation and protection.

  2. What are the key features of 3EZ20D/TR12?

    • The 3EZ20D/TR12 diode has a maximum repetitive peak reverse voltage of 20V, a forward current of 3A, and a low forward voltage drop.

  3. How is 3EZ20D/TR12 used in voltage regulation?

    • 3EZ20D/TR12 can be used in voltage regulation circuits to maintain a stable output voltage by effectively shunting excess current when the voltage exceeds a certain threshold.

  4. In what applications is 3EZ20D/TR12 commonly used?

    • 3EZ20D/TR12 is commonly used in power supplies, battery chargers, and other electronic devices where voltage regulation and transient voltage suppression are required.

  5. What is the typical operating temperature range for 3EZ20D/TR12?

    • The typical operating temperature range for 3EZ20D/TR12 is -65°C to +175°C, making it suitable for a wide range of environments.

  6. How does 3EZ20D/TR12 provide overvoltage protection?

    • 3EZ20D/TR12 acts as a transient voltage suppressor, diverting excessive voltage spikes away from sensitive components, thus protecting them from damage.

  7. Can 3EZ20D/TR12 be used in automotive applications?

    • Yes, 3EZ20D/TR12 is suitable for automotive applications where voltage regulation and transient protection are necessary.

  8. What are the advantages of using 3EZ20D/TR12 in technical solutions?

    • The advantages include its high reliability, low forward voltage drop, and ability to handle transient voltage spikes effectively.

  9. Are there any limitations to consider when using 3EZ20D/TR12?

    • While 3EZ20D/TR12 is robust, it's important to ensure that it is operated within its specified voltage and current limits to avoid potential damage.

  10. Where can I find detailed specifications and application notes for 3EZ20D/TR12?

    • Detailed specifications and application notes for 3EZ20D/TR12 can be found in the manufacturer's datasheet or technical documentation.