BZD27B91P-HE3-18

Introduction

The BZD27B91P-HE3-18 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 Diodes
• Use: The BZD27B91P-HE3-18 is used for voltage regulation in electronic circuits, providing stable output voltage.
• Characteristics: It exhibits high reliability, low reverse leakage current, and fast response time.
• Package: The diode is packaged in a small surface-mount package, making it suitable for compact electronic designs.
• Essence: Its essence lies in maintaining a constant voltage level in various electronic applications.
• Packaging/Quantity: Typically available in reels containing a specific quantity per reel.

Specifications

• Voltage Rating: 91V
• Power Dissipation: 1W
• Forward Voltage Drop: 0.9V
• Reverse Leakage Current: 5µA
• Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The BZD27B91P-HE3-18 typically consists of two pins, with one serving as the anode and the other as the cathode. The pinout configuration is as follows: - Pin 1 (Anode) - Pin 2 (Cathode)

Functional Features

• Stable Voltage Output: Provides a stable output voltage under varying load conditions.
• Fast Response Time: Exhibits a rapid response to changes in input voltage.
• Low Reverse Leakage: Minimizes reverse leakage current, enhancing efficiency.

Advantages and Disadvantages

Advantages

• Reliable voltage regulation
• Fast response time
• Low reverse leakage current

Disadvantages

• Limited maximum voltage rating
• Sensitive to overvoltage conditions

Working Principles

The BZD27B91P-HE3-18 operates based on the principle of Zener breakdown, where it maintains a nearly constant voltage across its terminals when reverse biased, ensuring a stable output voltage.

Detailed Application Field Plans

The BZD27B91P-HE3-18 finds extensive use in various electronic applications, including: - Voltage regulation in power supplies - Overvoltage protection in circuits - Signal clamping in communication systems

Detailed and Complete Alternative Models

Some alternative models to the BZD27B91P-HE3-18 include: - BZX84C91 - 1N4741A - BZT52C91

In conclusion, the BZD27B91P-HE3-18 is a vital component in electronic circuits, offering stable voltage regulation and fast response time. Its characteristics and working principles make it suitable for diverse applications, although users should be mindful of its limitations regarding maximum voltage ratings and overvoltage sensitivity.

[Word Count: 398]