MMBZ4685-HE3-18

Introduction

The MMBZ4685-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 of the MMBZ4685-HE3-18.

Basic Information Overview

• Category: Zener Diode
• Use: Voltage regulation and protection in electronic circuits
• Characteristics: Precise voltage regulation, low impedance, and high reliability
• Package: SOT-23
• Essence: Zener diode for voltage reference and regulation
• Packaging/Quantity: Available in tape and reel packaging with varying quantities

Specifications

• Voltage - Zener (Nom) (Vz): 18V
• Power - Max: 350mW
• Impedance (Max) (Zzt): 20 Ohm
• Current - Reverse Leakage @ Vr: 100nA
• Voltage - Forward (Vf) (Max) @ If: 900mV @ 10mA
• Operating Temperature: -65°C ~ 150°C

Detailed Pin Configuration

The MMBZ4685-HE3-18 typically consists of three pins: Anode, Cathode, and No Connection (NC). The pinout configuration is as follows: - Anode (A) - Cathode (K) - No Connection (NC)

Functional Features

• Precise voltage regulation at 18V
• Low impedance for efficient current flow
• High reliability in various operating conditions
• Protection against voltage spikes and surges

Advantages and Disadvantages

Advantages

• Provides precise voltage regulation
• Low impedance allows for efficient current flow
• High reliability in diverse operating conditions
• Offers protection against voltage spikes and surges

Disadvantages

• Limited to specific voltage regulation applications
• Sensitive to temperature variations

Working Principles

The MMBZ4685-HE3-18 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 fluctuations.

Detailed Application Field Plans

The MMBZ4685-HE3-18 finds extensive use in various electronic applications, including: - Voltage regulation in power supplies - Overvoltage protection in consumer electronics - Signal clamping in communication systems - Voltage reference in precision measurement equipment

Detailed and Complete Alternative Models

Some alternative models to the MMBZ4685-HE3-18 include: - BZX84C18 - 1N4746A - BZT52C18 - MM3Z18V

In summary, the MMBZ4685-HE3-18 Zener diode offers precise voltage regulation, low impedance, and high reliability, making it suitable for a wide range of electronic applications.

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