BZX384B39-HE3-18

Introduction

The BZX384B39-HE3-18 is a specialized electronic component that belongs to the category of voltage regulator diodes. This entry provides an overview of its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Voltage Regulator Diode
• Use: The BZX384B39-HE3-18 is used to regulate voltage in electronic circuits, providing a stable output voltage.
• Characteristics: It exhibits high reliability, low leakage current, and a compact package design.
• Package: The BZX384B39-HE3-18 is typically available in a small surface-mount package.
• Essence: Its essence lies in its ability to maintain a constant voltage output despite variations in input voltage or load conditions.
• Packaging/Quantity: It is commonly packaged in reels or tubes, with varying quantities depending on the manufacturer's specifications.

Specifications

• Voltage Rating: 39V
• Power Dissipation: Varies based on operating conditions
• Operating Temperature Range: -65°C to +150°C
• Forward Voltage Drop: Typically around 0.9V at a specified current

Detailed Pin Configuration

The BZX384B39-HE3-18 typically consists of three pins: anode, cathode, and a marking pin for identification. The pinout configuration is as follows: - Anode (A) - Pin 1 - Cathode (K) - Pin 2 - Marking Pin - Pin 3

Functional Features

• Voltage Regulation: It maintains a consistent output voltage despite fluctuations in input voltage or load variations.
• Overvoltage Protection: Provides protection against excessive voltage spikes, safeguarding downstream components.
• Low Leakage Current: Minimizes power loss and enhances efficiency in electronic circuits.

Advantages and Disadvantages

Advantages

• Reliable voltage regulation
• Compact size
• Low leakage current

Disadvantages

• Limited current handling capability
• Sensitive to temperature variations

Working Principles

The BZX384B39-HE3-18 operates based on the principle of zener diode voltage regulation. When the input voltage exceeds the zener voltage, it conducts current to maintain a constant output voltage.

Detailed Application Field Plans

The BZX384B39-HE3-18 finds extensive use in various applications, including: - Voltage regulation in power supplies - Overvoltage protection in electronic circuits - Signal conditioning in sensor interfaces - Voltage reference in precision measurement equipment

Detailed and Complete Alternative Models

Several alternative models can be considered as substitutes for the BZX384B39-HE3-18, including: - BZX384C39-HE3-18 - BZX384B39-HE3-15 - BZX384B39-HE3-24 - BZX384B39-HE3-12

In conclusion, the BZX384B39-HE3-18 is a crucial component in electronic circuits, providing reliable voltage regulation and overvoltage protection. Its compact design and functional features make it suitable for a wide range of applications, from power supplies to precision measurement equipment.

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