Vishay Semiconductor Diodes Division
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MMBZ4621-G3-18
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MMBZ4621-G3-18

Introduction

The MMBZ4621-G3-18 is a semiconductor product belonging to the category of Zener diodes. This entry provides an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the MMBZ4621-G3-18.

Basic Information Overview

  • Category: Zener Diode
  • Use: Voltage regulation and protection in electronic circuits
  • Characteristics: Precise voltage regulation, low leakage current, small form factor
  • Package: SOD-323
  • Essence: Voltage stabilization and transient voltage suppression
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Voltage Range: 3.3V
  • Power Dissipation: 225mW
  • Operating Temperature Range: -65°C to +150°C
  • Zener Impedance: 90Ω
  • Reverse Leakage Current: 100nA

Detailed Pin Configuration

The MMBZ4621-G3-18 has three pins: 1. Anode (A) 2. Cathode (K) 3. No Connection (NC)

Functional Features

  • Precise voltage regulation under reverse bias conditions
  • Low dynamic impedance
  • Protection against voltage transients
  • Compact size for space-constrained applications

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 MMBZ4621-G3-18 operates based on the principle of the Zener effect, where it maintains a constant voltage across its terminals when operated in the reverse breakdown region.

Detailed Application Field Plans

The MMBZ4621-G3-18 finds extensive use in various electronic circuits, including: - Voltage regulators - Overvoltage protection circuits - Signal clamping circuits - Voltage reference circuits

Detailed and Complete Alternative Models

Some alternative models to the MMBZ4621-G3-18 include: - BZX84C3V3 - 1N4728A - MM3Z3V3T1G - BZT52C3V3S-7-F

In conclusion, the MMBZ4621-G3-18 Zener diode offers precise voltage regulation and transient voltage suppression in a compact package, making it suitable for a wide range of electronic applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MMBZ4621-G3-18 v technických řešeních

  1. What is the MMBZ4621-G3-18?

    • The MMBZ4621-G3-18 is a Zener diode designed for voltage regulation and protection in various electronic circuits.

  2. What is the maximum power dissipation of the MMBZ4621-G3-18?

    • The maximum power dissipation of the MMBZ4621-G3-18 is 350mW.

  3. What is the voltage regulation range of the MMBZ4621-G3-18?

    • The voltage regulation range of the MMBZ4621-G3-18 is from 3.3V to 39V.

  4. What are the typical applications of the MMBZ4621-G3-18?

    • The MMBZ4621-G3-18 is commonly used in voltage clamping, voltage reference, and overvoltage protection circuits.

  5. What is the forward voltage drop of the MMBZ4621-G3-18?

    • The forward voltage drop of the MMBZ4621-G3-18 is typically 0.9V at 10mA.

  6. What is the reverse leakage current of the MMBZ4621-G3-18?

    • The reverse leakage current of the MMBZ4621-G3-18 is typically 100nA at its working voltage.

  7. What is the package type of the MMBZ4621-G3-18?

    • The MMBZ4621-G3-18 comes in a SOT-23 surface mount package.

  8. What are the storage and operating temperature ranges for the MMBZ4621-G3-18?

    • The MMBZ4621-G3-18 has a storage temperature range of -55°C to 150°C and an operating temperature range of -55°C to 125°C.

  9. Can the MMBZ4621-G3-18 be used for ESD protection?

    • Yes, the MMBZ4621-G3-18 can be used for electrostatic discharge (ESD) protection in electronic circuits.

  10. Is the MMBZ4621-G3-18 RoHS compliant?

    • Yes, the MMBZ4621-G3-18 is RoHS compliant, making it suitable for use in environmentally friendly electronic products.