BZD27B39P-E3-18

Introduction

The BZD27B39P-E3-18 is a semiconductor product belonging to the category of voltage regulator diodes. This entry provides an overview of its basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Basic Information Overview

• Category: Voltage Regulator Diode
• Use: Stabilizing voltage in electronic circuits
• Characteristics: High precision, low leakage current, and low dynamic resistance
• Package: SOD-123FL
• Essence: Semiconductor device for voltage regulation
• Packaging/Quantity: Available in reels with varying quantities

Specifications

• Voltage Rating: 39V
• Power Dissipation: 1W
• Operating Temperature Range: -65°C to +150°C
• Forward Voltage Drop: 0.9V at 200mA
• Reverse Leakage Current: 5µA at 25°C

Detailed Pin Configuration

The BZD27B39P-E3-18 has a standard SOD-123FL package with three pins: Anode, Cathode, and No Connection (NC).

Functional Features

• Voltage Regulation: Provides stable output voltage under varying load conditions
• Overvoltage Protection: Safeguards connected components from excessive voltage spikes
• Low Dynamic Resistance: Ensures minimal voltage drop across the diode

Advantages and Disadvantages

Advantages

• Precise voltage regulation
• Low leakage current
• Compact package size

Disadvantages

• Limited power dissipation capability
• Operating temperature range may not be suitable for extreme environments

Working Principles

The BZD27B39P-E3-18 operates based on the principle of Zener breakdown, where it maintains a constant voltage drop across its terminals by allowing current to flow in reverse bias once the breakdown voltage is reached.

Detailed Application Field Plans

The BZD27B39P-E3-18 finds applications in various electronic circuits requiring stable voltage references, such as: - Voltage regulators in power supplies - Overvoltage protection in automotive electronics - Signal conditioning circuits in communication systems

Detailed and Complete Alternative Models

• BZX84C39LT1G: Similar voltage regulator diode with a different package
• MMBZ27VALT1G: Alternative with lower forward voltage drop and higher power dissipation

In conclusion, the BZD27B39P-E3-18 is a reliable voltage regulator diode with precise voltage regulation and low leakage current, making it suitable for a wide range of electronic applications.

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