MMSZ5252B-HE3-18

Introduction

The MMSZ5252B-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 MMSZ5252B-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: SOD-123
• Essence: Semiconductor device for maintaining a stable voltage across a load
• Packaging/Quantity: Available in tape and reel packaging with varying quantities

Specifications

• Voltage - Zener (Nom) (Vz): 18V
• Power - Max: 500mW
• Impedance (Max) (Zzt): 20 Ohm
• Current - Reverse Leakage @ Vr: 100nA @ 13.5V
• Operating Temperature: -65°C ~ 150°C
• Mounting Type: Surface Mount
• Package / Case: SOD-123

Detailed Pin Configuration

The MMSZ5252B-HE3-18 Zener diode has a standard SOD-123 package with two pins. The cathode is connected to the first pin, while the anode is connected to the second pin.

Functional Features

• Voltage Regulation: Provides a stable voltage output under varying load conditions.
• Overvoltage Protection: Safeguards sensitive electronic components by limiting the voltage across them.
• Low Impedance: Allows for efficient current flow while regulating voltage.

Advantages and Disadvantages

Advantages

• Precise voltage regulation
• Low impedance
• High reliability
• Compact size

Disadvantages

• Limited power dissipation capability
• Susceptible to damage from overcurrent conditions

Working Principles

The MMSZ5252B-HE3-18 Zener diode operates based on the principle of the Zener effect, which allows it to maintain a constant voltage drop across its terminals when it is reverse-biased and operated within its specified current and power ratings. When the voltage across the diode reaches its breakdown voltage, it conducts current to limit the voltage to the specified value.

Detailed Application Field Plans

The MMSZ5252B-HE3-18 Zener diode finds applications in various electronic circuits, including: - Voltage regulation in power supplies - Overvoltage protection in electronic systems - Signal clamping and limiting circuits - Voltage reference circuits

Detailed and Complete Alternative Models

Some alternative models to the MMSZ5252B-HE3-18 Zener diode include: - BZX84C18LT1G - 1N4744A - BZT52C18-7-F

In conclusion, the MMSZ5252B-HE3-18 Zener diode is a reliable semiconductor device that offers precise voltage regulation and overvoltage protection in electronic circuits. Its compact size and high reliability make it suitable for a wide range of applications.

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