Vishay Semiconductor Diodes Division
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MMSZ5258B-HE3-18
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MMSZ5258B-HE3-18

Introduction

The MMSZ5258B-HE3-18 is a semiconductor product belonging to the category of Zener diodes. This entry provides an overview of the basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models related to the MMSZ5258B-HE3-18.

Basic Information Overview

  • Category: Zener Diode
  • Use: Voltage regulation and protection in electronic circuits
  • Characteristics: Low leakage current, precise voltage regulation, small package size
  • Package: SOD-123 Package
  • Essence: Semiconductor device for voltage regulation
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

  • Voltage - Zener (Nom) (Vz): 18V
  • Power - Max: 500mW
  • Impedance (Max) (Zzt): 20 Ohm
  • Current - Reverse Leakage @ Vr: 100nA @ 13.5V
  • Operating Temperature: -65°C ~ 150°C

Detailed Pin Configuration

The MMSZ5258B-HE3-18 Zener diode has a standard SOD-123 package with two pins. The cathode is connected to the marked side of the package, while the anode is connected to the unmarked side.

Functional Features

  • Precise voltage regulation at 18V
  • Low reverse leakage current
  • Fast response time to voltage variations
  • Small form factor for space-constrained applications

Advantages and Disadvantages

Advantages

  • Accurate voltage regulation
  • Compact package size
  • Low leakage current

Disadvantages

  • Limited power dissipation capability
  • Sensitivity to temperature variations

Working Principles

The MMSZ5258B-HE3-18 operates based on the principle of the Zener effect, where it maintains a constant voltage drop across its terminals when it is reverse-biased and operated within its specified current and power limits.

Detailed Application Field Plans

The MMSZ5258B-HE3-18 is commonly used in various electronic circuits such as: - Voltage regulators - Overvoltage protection circuits - Signal clamping circuits - Voltage reference circuits

Detailed and Complete Alternative Models

Some alternative models to the MMSZ5258B-HE3-18 include: - BZX84C18 - 1N4746A - BZT52C18 - MM3Z18VT1G

In conclusion, the MMSZ5258B-HE3-18 Zener diode is a crucial component in electronic circuits requiring precise voltage regulation and overvoltage protection. Its compact size and accurate performance make it suitable for a wide range of applications.

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기술 솔루션에 MMSZ5258B-HE3-18 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is the MMSZ5258B-HE3-18?

    • The MMSZ5258B-HE3-18 is a Zener diode designed for voltage regulation and protection in electronic circuits.

  2. What is the voltage rating of the MMSZ5258B-HE3-18?

    • The MMSZ5258B-HE3-18 has a nominal Zener voltage of 18V.

  3. What is the power rating of the MMSZ5258B-HE3-18?

    • The MMSZ5258B-HE3-18 has a power dissipation rating of 500mW.

  4. What are the typical applications of the MMSZ5258B-HE3-18?

    • The MMSZ5258B-HE3-18 is commonly used for voltage regulation, overvoltage protection, and voltage reference in various electronic circuits.

  5. What is the maximum current that the MMSZ5258B-HE3-18 can handle?

    • The MMSZ5258B-HE3-18 has a maximum continuous current rating of 20mA.

  6. What is the temperature range for the MMSZ5258B-HE3-18?

    • The MMSZ5258B-HE3-18 is designed to operate within a temperature range of -65°C to +150°C.

  7. How does the MMSZ5258B-HE3-18 behave under reverse bias conditions?

    • The MMSZ5258B-HE3-18 exhibits a sharp breakdown voltage when reverse biased, providing effective voltage clamping and protection.

  8. Can the MMSZ5258B-HE3-18 be used in automotive applications?

    • Yes, the MMSZ5258B-HE3-18 is suitable for use in automotive electronics due to its robust construction and performance characteristics.

  9. What are the package options available for the MMSZ5258B-HE3-18?

    • The MMSZ5258B-HE3-18 is available in a surface mount SOD-123 package.

  10. Are there any specific layout or mounting considerations for using the MMSZ5258B-HE3-18?

    • It is recommended to follow standard PCB layout guidelines for proper heat dissipation and electrical performance when using the MMSZ5258B-HE3-18.