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MMSZ4689T3G
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MMSZ4689T3G

Introduction

The MMSZ4689T3G is a zener diode that belongs to the category of semiconductor devices. It is commonly used for voltage regulation and protection in electronic circuits. This entry provides an overview of the MMSZ4689T3G, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Semiconductor device (Zener diode)
  • Use: Voltage regulation and protection
  • Characteristics: Provides stable voltage output, reverse-biased breakdown voltage, low leakage current
  • Package: SOD-123 package type
  • Essence: Zener diode for voltage regulation and transient voltage suppression
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies by supplier

Specifications

  • Voltage - Zener (Nom) (Vz): 4.7V
  • Power - Max: 500mW
  • Impedance (Max) (Zzt): 20 Ohm
  • Current - Reverse Leakage @ Vr: 100nA @ 1V
  • Operating Temperature: -65°C ~ 150°C
  • Mounting Type: Surface Mount
  • Package / Case: SOD-123

Detailed Pin Configuration

The MMSZ4689T3G zener diode has two pins: 1. Anode (A) 2. Cathode (K)

Functional Features

  • Voltage Regulation: The zener diode maintains a nearly constant voltage across its terminals when it is operated in the reverse breakdown region.
  • Transient Voltage Suppression: Protects sensitive electronic components from voltage spikes and transients.

Advantages and Disadvantages

Advantages

  • Precise voltage regulation
  • Fast response time
  • Compact size

Disadvantages

  • Limited power dissipation capability
  • Susceptible to thermal runaway at high currents

Working Principles

The MMSZ4689T3G operates based on the principle of the zener effect, where a heavily doped p-n junction allows current to flow in the reverse-biased direction once the voltage reaches the zener voltage. This results in a stable voltage drop across the diode.

Detailed Application Field Plans

The MMSZ4689T3G is widely used in various applications, including: - Voltage regulation in power supplies - Overvoltage protection in electronic circuits - Signal clamping and limiting - Surge suppression in telecommunications equipment

Detailed and Complete Alternative Models

Some alternative models to the MMSZ4689T3G include: - BZX84C4V7LT1G - MM3Z4V7T1G - PZM4.7NB2A

In conclusion, the MMSZ4689T3G zener diode is a crucial component in electronic circuits, providing stable voltage regulation and protection. Its compact size and precise voltage control make it suitable for a wide range of applications.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de MMSZ4689T3G en soluciones técnicas

  1. What is the MMSZ4689T3G?

    • The MMSZ4689T3G is a Zener diode designed for voltage regulation and protection in electronic circuits.

  2. What is the voltage rating of the MMSZ4689T3G?

    • The MMSZ4689T3G has a voltage rating of 6.8V, making it suitable for applications requiring regulation at this voltage level.

  3. What are the typical applications of the MMSZ4689T3G?

    • Typical applications include voltage regulation, overvoltage protection, and signal clamping in various electronic circuits.

  4. What is the power dissipation capability of the MMSZ4689T3G?

    • The MMSZ4689T3G has a power dissipation capability of 500mW, allowing it to handle moderate power levels.

  5. What is the maximum current that the MMSZ4689T3G can handle?

    • The maximum current handling capability of the MMSZ4689T3G is 40mA, which is suitable for many low-power applications.

  6. Is the MMSZ4689T3G RoHS compliant?

    • Yes, the MMSZ4689T3G is RoHS compliant, meeting environmental standards for lead-free manufacturing.

  7. What is the temperature range for operation of the MMSZ4689T3G?

    • The MMSZ4689T3G is designed to operate within a temperature range of -65°C to 150°C, making it suitable for a wide range of environments.

  8. Can the MMSZ4689T3G be used for reverse polarity protection?

    • Yes, the MMSZ4689T3G can be used for reverse polarity protection by connecting it in series with the power supply.

  9. Does the MMSZ4689T3G require any external components for operation?

    • The MMSZ4689T3G typically does not require any external components for basic voltage regulation and protection applications.

  10. What are some common alternatives to the MMSZ4689T3G for similar applications?

    • Common alternatives include other Zener diodes with different voltage ratings, as well as voltage regulators and transient voltage suppressors depending on specific application requirements.