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MMBZ5228B-7

MMBZ5228B-7

Introduction

The MMBZ5228B-7 is a zener diode that belongs to the category of semiconductor devices. This component is commonly used in electronic circuits for voltage regulation and protection against overvoltage conditions. The following entry provides an overview of the MMBZ5228B-7, 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 Devices
  • Use: Voltage Regulation and Overvoltage Protection
  • Characteristics: Zener Diode, SMD Package, Low Leakage Current, High Stability
  • Package: SOD-123 Package
  • Essence: Voltage Regulation and Transient Voltage Suppression
  • Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

  • Voltage - Zener (Nom) (Vz): 3.3V
  • Power - Max: 350mW
  • Impedance (Max) (Zzt): 20 Ohm
  • Current - Reverse Leakage @ Vr: 100nA @ 2V
  • Operating Temperature: -65°C ~ 150°C

Detailed Pin Configuration

The MMBZ5228B-7 zener diode has three pins: 1. Anode 2. Cathode 3. No Connection (NC)

Functional Features

  • Voltage Regulation: Provides a stable output voltage under varying load conditions.
  • Overvoltage Protection: Safeguards sensitive components by diverting excess voltage away from the circuit.

Advantages and Disadvantages

Advantages

  • Precise Voltage Regulation
  • Compact SMD Package
  • Low Leakage Current

Disadvantages

  • Limited Power Dissipation Capability
  • Sensitivity to Temperature Changes

Working Principles

The MMBZ5228B-7 operates based on the principle of the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse-biased.

Detailed Application Field Plans

The MMBZ5228B-7 is widely used in various applications, including: - Voltage Regulation in Portable Electronics - Overvoltage Protection in Communication Systems - Signal Clipping in Audio Circuits

Detailed and Complete Alternative Models

Some alternative models to the MMBZ5228B-7 include: - BZX84C3V3 - 1N4728A - MM3Z3V3T1G

In conclusion, the MMBZ5228B-7 zener diode offers precise voltage regulation and overvoltage protection in a compact SMD package, making it suitable for a wide range of electronic applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MMBZ5228B-7 v technických řešeních

  1. What is MMBZ5228B-7?

    • MMBZ5228B-7 is a Zener diode with a voltage of 3.3V and a power dissipation of 350mW.
  2. What are the typical applications of MMBZ5228B-7?

    • It is commonly used for voltage regulation, overvoltage protection, and signal clamping in various electronic circuits.
  3. What is the maximum current that MMBZ5228B-7 can handle?

    • The maximum current for MMBZ5228B-7 is typically around 100mA.
  4. How does MMBZ5228B-7 provide overvoltage protection?

    • MMBZ5228B-7 conducts current when the voltage across it exceeds its breakdown voltage, effectively shunting excess voltage to protect downstream components.
  5. Can MMBZ5228B-7 be used in reverse bias?

    • Yes, MMBZ5228B-7 can be used in reverse bias as a voltage reference or for voltage clamping applications.
  6. What are the temperature specifications for MMBZ5228B-7?

    • MMBZ5228B-7 typically operates within a temperature range of -55°C to 150°C.
  7. Is MMBZ5228B-7 suitable for low-power applications?

    • Yes, MMBZ5228B-7's low power dissipation makes it suitable for low-power circuits and portable devices.
  8. Can MMBZ5228B-7 be used in series to achieve higher breakdown voltages?

    • Yes, multiple MMBZ5228B-7 diodes can be connected in series to create a higher breakdown voltage.
  9. What are the package options available for MMBZ5228B-7?

    • MMBZ5228B-7 is available in various surface mount packages such as SOT-23 and SOT-323.
  10. Are there any specific layout considerations when using MMBZ5228B-7 in a circuit?

    • It is important to minimize trace lengths and keep the diode close to the components it is protecting to ensure optimal performance.