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MMBZ5238B
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MMBZ5238B

Introduction

The MMBZ5238B is a diode belonging to the category of Zener diodes. It is commonly used for voltage regulation and protection in various electronic circuits. This entry provides an overview of the MMBZ5238B, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Zener Diode
  • Use: Voltage regulation and protection
  • Characteristics: Low leakage current, precise voltage regulation
  • Package: SOD-123
  • Essence: Semiconductor diode
  • Packaging/Quantity: Available in reels or bulk packaging

Specifications

  • Voltage - Zener (Nom) (Vz): 6.2V
  • Power - Max: 350mW
  • Impedance (Max) (Zzt): 20 Ohm
  • Current - Reverse Leakage @ Vr: 100nA @ 3V
  • Operating Temperature: -65°C ~ 150°C

Detailed Pin Configuration

The MMBZ5238B has three pins: Anode, Cathode, and No Connection (NC). The pinout configuration is as follows: - Anode (A) - Pin 1 - Cathode (K) - Pin 2 - No Connection (NC) - Pin 3

Functional Features

  • Precise voltage regulation
  • Low reverse leakage current
  • Compact SOD-123 package for space-constrained applications
  • Fast response time to transient voltage surges

Advantages and Disadvantages

Advantages

  • Accurate voltage regulation
  • Small form factor
  • Low leakage current

Disadvantages

  • Limited power dissipation capability
  • Sensitivity to temperature variations

Working Principles

The MMBZ5238B operates based on the Zener effect, where it maintains a constant voltage across its terminals when reverse-biased. This allows it to regulate voltage within a circuit and protect sensitive components from voltage spikes.

Detailed Application Field Plans

The MMBZ5238B finds extensive use in various applications, including: - Voltage regulation in power supplies - Overvoltage protection in consumer electronics - Signal clamping in communication systems - Voltage reference in precision measurement instruments

Detailed and Complete Alternative Models

Some alternative models to the MMBZ5238B include: - BZX84C6V2 - 1N4734A - MM3Z6V2T1G - BZT52C6V2S

In conclusion, the MMBZ5238B Zener diode offers precise voltage regulation and protection in a compact package, making it suitable for a wide range of electronic applications.

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技術ソリューションにおける MMBZ5238B 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 MMBZ5238B?

    • MMBZ5238B is a Zener diode that can be used for voltage regulation and protection in electronic circuits.

  2. What is the voltage rating of MMBZ5238B?

    • The MMBZ5238B has a nominal Zener voltage of 6.2V.

  3. What are the typical applications of MMBZ5238B?

    • MMBZ5238B is commonly used for voltage reference, voltage clamping, and surge suppression in various electronic circuits.

  4. What is the power dissipation of MMBZ5238B?

    • The power dissipation of MMBZ5238B is typically around 200mW.

  5. What is the maximum forward voltage of MMBZ5238B?

    • The maximum forward voltage of MMBZ5238B is around 1V at a forward current of 10mA.

  6. What is the temperature coefficient of MMBZ5238B?

    • The temperature coefficient of MMBZ5238B is typically around 0.05%/°C.

  7. Can MMBZ5238B be used for overvoltage protection?

    • Yes, MMBZ5238B can be used to protect sensitive components from overvoltage conditions by clamping the voltage at its Zener voltage.

  8. What is the package type of MMBZ5238B?

    • MMBZ5238B is available in a SOT-23 surface mount package.

  9. What is the reverse leakage current of MMBZ5238B?

    • The reverse leakage current of MMBZ5238B is typically very low, in the range of microamps.

  10. Is MMBZ5238B suitable for battery-powered applications?

    • Yes, MMBZ5238B's low power dissipation and voltage regulation capabilities make it suitable for battery-powered applications where efficient use of power is important.