BZT52B18-E3-18

Introduction

The BZT52B18-E3-18 is a zener diode belonging to the category of voltage regulator diodes. This component is widely used in electronic circuits for its specific characteristics and reliable performance. In this entry, we will provide an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the BZT52B18-E3-18.

Basic Information Overview

• Category: Voltage Regulator Diode
• Use: Voltage regulation in electronic circuits
• Characteristics: Precise voltage regulation, low leakage current, small package size
• Package: SOD-123 package
• Essence: Zener diode for voltage regulation
• Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

• Voltage: 18V
• Power Dissipation: 300mW
• Operating Temperature Range: -65°C to +150°C
• Zener Impedance: 20Ω
• Maximum Reverse Leakage Current: 100nA

Detailed Pin Configuration

The BZT52B18-E3-18 zener diode typically has two pins, with the cathode identified by a band on the body of the diode.

Functional Features

• Precise voltage regulation at 18V
• Low reverse leakage current
• Compact package size for space-constrained applications

Advantages and Disadvantages

Advantages: - Reliable voltage regulation - Small form factor - Wide operating temperature range

Disadvantages: - Limited power dissipation capability - Higher zener impedance compared to some alternatives

Working Principles

The BZT52B18-E3-18 operates based on the principle of the zener effect, where it maintains a constant voltage drop across its terminals when it is reverse-biased.

Detailed Application Field Plans

The BZT52B18-E3-18 is commonly used in various electronic circuits requiring a stable 18V reference voltage. Some typical applications include: - Voltage regulators - Power supplies - Signal conditioning circuits

Detailed and Complete Alternative Models

Some alternative models to the BZT52B18-E3-18 zener diode include: - 1N4744A - BZX55C18 - MMBZ5230B

In conclusion, the BZT52B18-E3-18 zener diode is a reliable component for voltage regulation in electronic circuits, offering precise regulation and compact packaging. Its characteristics make it suitable for a wide range of applications, although designers should consider its limitations in power dissipation and zener impedance when selecting alternatives.

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