BZX384B39-E3-18

Product Overview

Category

The BZX384B39-E3-18 belongs to the category of Zener diodes, which are semiconductor devices designed to maintain a specific voltage across their terminals.

Use

This particular Zener diode is commonly used for voltage regulation and overvoltage protection in various electronic circuits.

Characteristics

• Voltage Regulation: The BZX384B39-E3-18 has a fixed breakdown voltage of 39V, making it suitable for precise voltage regulation.
• Low Leakage Current: It exhibits low reverse leakage current, ensuring efficient performance.
• Small Package: The diode is available in a small and compact package, making it suitable for space-constrained applications.
• High Reliability: It offers high reliability and stability under varying operating conditions.

Package

The BZX384B39-E3-18 is typically available in a SOD-323 surface mount package, which facilitates easy integration into circuit boards.

Packaging/Quantity

It is commonly supplied in reels or tape and reel packaging, with quantities varying based on manufacturer specifications.

Specifications

• Breakdown Voltage: 39V
• Power Dissipation: 250mW
• Forward Voltage: 1.2V
• Reverse Current: 5μA
• Operating Temperature Range: -65°C to 150°C

Detailed Pin Configuration

The BZX384B39-E3-18 features a standard SOD-323 package with two pins. The pinout configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

The primary function of the BZX384B39-E3-18 Zener diode is to regulate voltage by maintaining a constant output voltage across its terminals, even when subjected to varying input voltages.

Advantages and Disadvantages

Advantages

• Precise Voltage Regulation
• Low Reverse Leakage Current
• Compact Package Size
• High Reliability

Disadvantages

• Limited Power Dissipation Capability
• Sensitivity to Overcurrent Conditions

Working Principles

When the voltage across the BZX384B39-E3-18 exceeds its breakdown voltage of 39V, it begins to conduct in the reverse direction, effectively clamping the voltage to the specified level. This characteristic makes it ideal for protecting sensitive components from overvoltage conditions.

Detailed Application Field Plans

The BZX384B39-E3-18 finds extensive use in various applications, including: - Voltage Regulators - Overvoltage Protection Circuits - Power Supplies - Signal Clipping Circuits - Voltage References

Detailed and Complete Alternative Models

Some alternative models to the BZX384B39-E3-18 include: - 1N4737A: 37V Zener Diode - BZT52C39S: 39V Zener Diode - MMBZ39VALT1G: 39V Zener Diode

In conclusion, the BZX384B39-E3-18 Zener diode serves as a reliable and efficient component for voltage regulation and overvoltage protection in a wide range of electronic circuits, offering precise regulation, low leakage current, and high reliability. Its compact package and functional features make it a popular choice for various applications, while alternative models provide flexibility in design and implementation.