MMBZ5259B-HE3-18

Introduction

The MMBZ5259B-HE3-18 is a semiconductor product belonging to the category of Zener diodes. This component is widely used in electronic circuits for voltage regulation and protection against overvoltage conditions. The MMBZ5259B-HE3-18 possesses specific characteristics, packaging, and quantity details that make it suitable for various applications in the electronics industry.

Basic Information Overview

• Category: Zener Diode
• Use: Voltage regulation and overvoltage protection
• Characteristics: Low leakage current, precise voltage regulation
• Package: SOT-23
• Essence: Semiconductor device for voltage regulation
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

The MMBZ5259B-HE3-18 has the following specifications: - Voltage: 18V - Power Dissipation: 200mW - Operating Temperature Range: -65°C to +150°C - Zener Impedance: 20Ω

Detailed Pin Configuration

The MMBZ5259B-HE3-18 has a standard SOT-23 package with three pins: 1. Anode 2. Cathode 3. No Connection (NC)

Functional Features

• Precise voltage regulation at 18V
• Low leakage current for efficient operation
• Compact SOT-23 package for space-constrained designs
• Protection against overvoltage conditions

Advantages and Disadvantages

Advantages

• Accurate voltage regulation
• Small form factor
• Low power dissipation
• Reliable overvoltage protection

Disadvantages

• Limited current handling capability
• Sensitivity to temperature variations

Working Principles

The MMBZ5259B-HE3-18 operates based on the Zener effect, where it maintains a constant voltage drop across its terminals when reverse-biased. This allows it to regulate the voltage in a circuit and protect sensitive components from overvoltage conditions.

Detailed Application Field Plans

The MMBZ5259B-HE3-18 finds extensive use in various electronic applications, including: - Voltage regulators in power supplies - Overvoltage protection in communication systems - Signal conditioning circuits in instrumentation - Voltage reference in precision measurement equipment

Detailed and Complete Alternative Models

Some alternative models to the MMBZ5259B-HE3-18 include: - BZX84C18 - 1N4746A - MM3Z18VT1G - BZT52C18S

In conclusion, the MMBZ5259B-HE3-18 Zener diode offers precise voltage regulation and overvoltage protection in a compact SOT-23 package, making it an essential component in various electronic circuits.

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