BZX55F18-TAP

Introduction

The BZX55F18-TAP is a zener diode belonging to the semiconductor category. It is commonly used for voltage regulation and protection in electronic circuits due to its specific characteristics. This entry provides an overview of the BZX55F18-TAP, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Semiconductor
• Use: Voltage regulation and protection in electronic circuits
• Characteristics: Zener diode with a 500mW power dissipation and 5% tolerance
• Package: DO-35
• Essence: Voltage regulation and transient voltage suppression
• Packaging/Quantity: Available in tape and reel packaging with varying quantities

Specifications

• Voltage - Zener (Nom) (Vz): 18V
• Power - Max: 500mW
• Tolerance: ±5%
• Operating Temperature: -65°C ~ 200°C
• Mounting Type: Through Hole
• Package / Case: DO-204AH, DO-35, Axial
• Supplier Device Package: DO-35

Detailed Pin Configuration

The BZX55F18-TAP zener diode has two pins, typically denoted as the anode and cathode. The anode is connected to the positive side of the circuit, while the cathode is connected to the negative side.

Functional Features

• Voltage Regulation: The BZX55F18-TAP maintains a constant voltage across its terminals when it is operated in the reverse breakdown region.
• Transient Voltage Suppression: It protects sensitive components in a circuit by diverting excessive voltage away from them.

Advantages and Disadvantages

Advantages

• Precise voltage regulation
• Compact size
• Wide operating temperature range

Disadvantages

• Limited power dissipation capability
• Sensitivity to temperature variations

Working Principles

The BZX55F18-TAP operates based on the principle of the zener effect, where it maintains a nearly constant voltage across its terminals when it is reverse-biased and operated in the breakdown region.

Detailed Application Field Plans

The BZX55F18-TAP is widely used in various applications, including: - Voltage regulation in power supplies - Overvoltage protection in electronic circuits - Signal clamping and limiting - Surge suppression in telecommunications equipment

Detailed and Complete Alternative Models

Some alternative models to the BZX55F18-TAP include: - 1N4744A - BZT52C18 - MMBZ5242B

In conclusion, the BZX55F18-TAP zener diode is a crucial component in electronic circuits, providing precise voltage regulation and transient voltage suppression. Its compact size and wide operating temperature range make it suitable for diverse applications, although its limited power dissipation capability and sensitivity to temperature variations should be considered when selecting it for a specific design.

Word Count: 398