BZT55A11-GS18

Introduction

The BZT55A11-GS18 is a zener diode belonging to the category of semiconductor devices. 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: Semiconductor device
• Use: Voltage regulation and protection in electronic circuits
• Characteristics: Zener voltage of 11V, power dissipation of 500mW, low leakage current
• Package: SOD-123
• Essence: Provides stable voltage regulation and protection in various electronic applications
• Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

• Zener Voltage (Vz): 11V
• Power Dissipation (Pd): 500mW
• Maximum Forward Voltage (VF): 1.2V
• Maximum Reverse Current (IR): 5μA
• Operating Temperature Range: -65°C to 150°C

Detailed Pin Configuration

The BZT55A11-GS18 zener diode has two pins, typically denoted as the anode and cathode. The anode is connected to the positive terminal of the circuit, while the cathode is connected to the negative terminal.

Functional Features

• Voltage Regulation: Maintains a constant voltage across its terminals, providing stability in electronic circuits.
• Overvoltage Protection: Safeguards sensitive components by diverting excess voltage away from them.
• Low Leakage Current: Minimizes power loss and ensures efficient operation.

Advantages and Disadvantages

Advantages

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

Disadvantages

• Limited power dissipation capability
• Susceptible to damage from excessive current or voltage spikes

Working Principles

The BZT55A11-GS18 operates based on the principle of the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse-biased. This allows it to regulate voltage and protect other components in the circuit.

Detailed Application Field Plans

The BZT55A11-GS18 finds extensive use in various electronic applications, including: - Voltage regulators in power supplies - Overvoltage protection in communication equipment - Signal clamping in audio and video circuits - Voltage reference in precision measurement instruments

Detailed and Complete Alternative Models

Some alternative models to the BZT55A11-GS18 include: - BZX84C11: Similar zener diode with SOT-23 package - 1N4740A: Zener diode with 10V voltage rating and axial package - MM3Z11VT1G: SMD zener diode with 11V rating and SOD-323 package

In conclusion, the BZT55A11-GS18 zener diode offers precise voltage regulation and overvoltage protection in a compact package, making it suitable for a wide range of electronic applications.

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