Vishay Semiconductor Diodes Division
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MMSZ4717-E3-18
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MMSZ4717-E3-18

Product Overview

Category

The MMSZ4717-E3-18 belongs to the category of Zener diodes.

Use

It is commonly used for voltage regulation and protection in electronic circuits.

Characteristics

  • Low leakage current
  • High reliability
  • Small package size
  • Wide voltage range

Package

The MMSZ4717-E3-18 is typically available in a SOD-123 package.

Essence

This Zener diode is essential for stabilizing voltage levels in various electronic applications.

Packaging/Quantity

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

Specifications

  • Zener Voltage: 18V
  • Power Dissipation: 500mW
  • Maximum Forward Voltage: 1.5V
  • Operating Temperature Range: -65°C to 150°C

Detailed Pin Configuration

The MMSZ4717-E3-18 typically has three pins: 1. Cathode 2. Anode 3. No Connection (NC)

Functional Features

  • Precise voltage regulation
  • Overvoltage protection
  • Reverse bias operation

Advantages

  • Small form factor
  • Reliable voltage regulation
  • Wide operating temperature range

Disadvantages

  • Limited power dissipation capability
  • Sensitivity to temperature variations

Working Principles

The MMSZ4717-E3-18 operates based on the principle of the Zener effect, where it maintains a constant voltage across its terminals when reverse biased.

Detailed Application Field Plans

This Zener diode is widely used in: - Voltage regulators - Overvoltage protection circuits - Signal clamping applications

Detailed and Complete Alternative Models

Some alternative models to the MMSZ4717-E3-18 include: - BZX84C18 - 1N4746A - BZT52C18

In conclusion, the MMSZ4717-E3-18 Zener diode offers precise voltage regulation and overvoltage protection in a compact package, making it suitable for various electronic applications.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de MMSZ4717-E3-18 en soluciones técnicas

  1. What is the MMSZ4717-E3-18?

    • The MMSZ4717-E3-18 is a Zener diode with a voltage of 18V and a power rating of 500mW.

  2. What are the typical applications of MMSZ4717-E3-18?

    • It is commonly used in voltage regulation, overvoltage protection, and signal clamping in various electronic circuits.

  3. What is the maximum current that MMSZ4717-E3-18 can handle?

    • The maximum current for MMSZ4717-E3-18 is typically around 20mA.

  4. How does MMSZ4717-E3-18 provide overvoltage protection?

    • When the voltage across the diode exceeds its breakdown voltage (18V), it conducts and limits the voltage to protect the circuit.

  5. Can MMSZ4717-E3-18 be used in reverse bias?

    • Yes, it can be used in reverse bias as a voltage reference or for voltage regulation purposes.

  6. What is the temperature range for MMSZ4717-E3-18?

    • The operating temperature range is usually from -55°C to 150°C.

  7. Is MMSZ4717-E3-18 suitable for high-frequency applications?

    • It is not recommended for high-frequency applications due to its inherent capacitance.

  8. Can multiple MMSZ4717-E3-18 be connected in series or parallel?

    • Yes, they can be connected in series to increase the breakdown voltage or in parallel to increase the current-handling capacity.

  9. What are the package options available for MMSZ4717-E3-18?

    • The MMSZ4717-E3-18 is commonly available in SOD-123 surface mount package.

  10. Are there any reliability considerations when using MMSZ4717-E3-18 in technical solutions?

    • It is important to consider the derating of the diode's power dissipation with increasing temperature to ensure long-term reliability.