Vishay Semiconductor Diodes Division
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MMSZ5259C-E3-18
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MMSZ5259C-E3-18

Product Overview

Category

The MMSZ5259C-E3-18 belongs to the category of Zener diodes.

Use

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

Characteristics

  • Voltage Regulation: Provides stable voltage output.
  • Protection: Safeguards sensitive components from voltage spikes.
  • Small Size: Compact design for space-constrained applications.

Package

The MMSZ5259C-E3-18 is typically available in a SOD-123 package.

Essence

This Zener diode is essential for maintaining consistent voltage levels in various electronic devices.

Packaging/Quantity

It is usually packaged in reels containing a specific quantity, such as 3000 units per reel.

Specifications

  • Voltage: 18V
  • Power Dissipation: 500mW
  • Forward Voltage: 1.5V
  • Reverse Current: 5μA
  • Operating Temperature Range: -65°C to 150°C

Detailed Pin Configuration

The MMSZ5259C-E3-18 has a standard SOD-123 pin configuration with the following pins: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Voltage Regulation: Maintains a constant voltage across the diode.
  • Reverse Voltage Protection: Prevents damage from reverse voltage flow.
  • Stability: Offers stable performance across varying temperatures and loads.

Advantages and Disadvantages

Advantages

  • Reliable voltage regulation
  • Compact size
  • Wide operating temperature range

Disadvantages

  • Limited power dissipation capability
  • Higher reverse current compared to some alternatives

Working Principles

The MMSZ5259C-E3-18 operates based on the Zener effect, where it maintains a nearly constant voltage drop across its terminals when reverse biased.

Detailed Application Field Plans

The MMSZ5259C-E3-18 is widely used in the following applications: - Voltage regulation in power supplies - Overvoltage protection in consumer electronics - Signal clamping in communication systems

Detailed and Complete Alternative Models

Some alternative models to the MMSZ5259C-E3-18 include: - BZX84C18 - 1N4746A - MM3Z18VT1G

In summary, the MMSZ5259C-E3-18 Zener diode offers reliable voltage regulation and protection in a compact package, making it suitable for various electronic applications.

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技術ソリューションにおける MMSZ5259C-E3-18 の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the MMSZ5259C-E3-18?

    • The MMSZ5259C-E3-18 is a Zener diode designed for voltage regulation and protection in electronic circuits.

  2. What is the voltage rating of the MMSZ5259C-E3-18?

    • The MMSZ5259C-E3-18 has a voltage rating of 15V.

  3. What are the typical applications of the MMSZ5259C-E3-18?

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

  4. What is the maximum power dissipation of the MMSZ5259C-E3-18?

    • The maximum power dissipation is 500mW.

  5. What is the operating temperature range of the MMSZ5259C-E3-18?

    • The operating temperature range is -65°C to +150°C.

  6. What is the package type of the MMSZ5259C-E3-18?

    • The MMSZ5259C-E3-18 comes in a SOD-123 package.

  7. How does the MMSZ5259C-E3-18 provide overvoltage protection?

    • It conducts current when the voltage across it exceeds its breakdown voltage, effectively shunting excess voltage away from sensitive components.

  8. Can the MMSZ5259C-E3-18 be used in reverse bias?

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

  9. What are the key electrical characteristics of the MMSZ5259C-E3-18?

    • Key characteristics include a nominal zener voltage of 15V, a test current of 5mA, and a dynamic impedance of 40Ω.

  10. Where can I find detailed specifications and application notes for the MMSZ5259C-E3-18?

    • Detailed specifications and application notes can be found in the manufacturer's datasheet and application guides.