Vishay Semiconductor Diodes Division
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MMBZ5257C-E3-08
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MMBZ5257C-E3-08

Introduction

The MMBZ5257C-E3-08 is a semiconductor diode belonging to the category of Zener diodes. This entry provides an overview of its basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Basic Information Overview

  • Category: Semiconductor Diode
  • Use: Voltage Regulation
  • Characteristics: Zener Diode, Low Reverse Leakage, Precise Voltage Regulation
  • Package: SOT-23
  • Essence: Voltage Stabilization
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Voltage - Zener (Nom) (Vz): 8.2V
  • Power - Max: 350mW
  • Impedance (Max) (Zzt): 20 Ohm
  • Current - Reverse Leakage @ Vr: 100nA @ 6V
  • Operating Temperature: -65°C ~ 150°C

Detailed Pin Configuration

The MMBZ5257C-E3-08 has three pins: Cathode, Anode, and No Connection (NC).

Functional Features

  • Voltage Regulation: The diode maintains a constant voltage across its terminals.
  • Overvoltage Protection: Safeguards sensitive components in circuits from voltage spikes.
  • Low Reverse Leakage: Ensures minimal current flow in the reverse direction.

Advantages and Disadvantages

  • Advantages:
    • Precise voltage regulation
    • Compact SOT-23 package
    • Low reverse leakage
  • Disadvantages:
    • Limited power dissipation capability
    • Sensitivity to temperature variations

Working Principles

The MMBZ5257C-E3-08 operates based on the Zener effect, where it allows current to flow in the forward direction like a regular diode but also permits it to flow in the reverse direction when the voltage reaches the Zener voltage.

Detailed Application Field Plans

This diode finds applications in various voltage regulation and overvoltage protection circuits, including: - Voltage regulators in power supplies - Overvoltage protection in automotive electronics - Signal clamping circuits in communication systems

Detailed and Complete Alternative Models

  • BZX84C8V2: 8.2V Zener Diode, SOT-23 Package
  • MMBZ5245B: 8.2V Zener Diode, SOT-23 Package
  • 1N5226B: 3.3V Zener Diode, SOT-23 Package
  • BZX84C10: 10V Zener Diode, SOT-23 Package

In conclusion, the MMBZ5257C-E3-08 Zener diode offers precise voltage regulation and overvoltage protection in a compact SOT-23 package, making it suitable for a wide range of electronic applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MMBZ5257C-E3-08 v technických řešeních

  1. What is the MMBZ5257C-E3-08?

    • The MMBZ5257C-E3-08 is a dual surface mount Zener diode designed for general purpose voltage regulation applications.

  2. What are the key features of MMBZ5257C-E3-08?

    • The key features include a power dissipation of 200 mW, a voltage tolerance of ±5%, and a zener voltage range from 2.4V to 75V.

  3. How is MMBZ5257C-E3-08 typically used in technical solutions?

    • It is commonly used for voltage regulation, voltage clamping, and transient suppression in various electronic circuits.

  4. What are the typical applications of MMBZ5257C-E3-08?

    • Typical applications include protection of sensitive components, voltage reference, and voltage stabilization in electronic devices.

  5. What are the recommended operating conditions for MMBZ5257C-E3-08?

    • The recommended operating temperature range is from -65°C to +150°C, and the maximum forward voltage is 1.5V at 200mA.

  6. What are the advantages of using MMBZ5257C-E3-08 in technical solutions?

    • Some advantages include its small footprint, ease of integration into surface mount designs, and reliable voltage regulation.

  7. Are there any limitations or considerations when using MMBZ5257C-E3-08?

    • It's important to consider the maximum power dissipation, voltage derating with temperature, and the potential for thermal issues in high-power applications.

  8. Can MMBZ5257C-E3-08 be used in automotive applications?

    • Yes, it can be used in automotive electronics for voltage regulation and transient protection.

  9. What are the industry standards or certifications associated with MMBZ5257C-E3-08?

    • It complies with RoHS requirements and may have other industry-specific certifications depending on the application.

  10. Where can I find detailed technical specifications and application notes for MMBZ5257C-E3-08?

    • Detailed technical specifications and application notes can be found in the product datasheet provided by the manufacturer or distributor.