1.5KE22C Diode - Encyclopedia Entry

Introduction

The 1.5KE22C diode is a high-performance transient voltage suppressor (TVS) diode designed to protect sensitive electronics from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events. This entry provides an overview of the 1.5KE22C diode, including its product details, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

Product Overview

• Category: Electronic Components
• Use: Protection against voltage transients in electronic circuits
• Characteristics: High surge capability, fast response time, low clamping voltage
• Package: Axial leaded, DO-201AD
• Essence: Transient voltage suppression
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

• Peak Pulse Power: 1500W
• Standoff Voltage: 19.4V
• Breakdown Voltage: 21.6V
• Maximum Clamping Voltage: 34.4V
• Operating Temperature Range: -55°C to +175°C
• Polarity: Unidirectional

Detailed Pin Configuration

The 1.5KE22C diode has an axial leaded package with two leads. The cathode is typically marked with a band or line on the body of the diode.

Functional Features

• Fast response to transient voltage events
• High surge capability for reliable protection
• Low clamping voltage to minimize stress on protected circuits

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Wide operating temperature range
• Compact and easy to integrate into circuit designs

Disadvantages

• Unidirectional protection only
• May require additional components for comprehensive transient protection

Working Principles

When a transient voltage event occurs, the 1.5KE22C diode rapidly conducts current, diverting the excess energy away from the protected circuit. This action limits the voltage across the circuit, preventing damage to sensitive components.

Detailed Application Field Plans

The 1.5KE22C diode is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

• 1.5KE18C: Lower breakdown voltage
• 1.5KE24C: Higher breakdown voltage
• P6KE22C: Surface mount package alternative

In conclusion, the 1.5KE22C diode is a crucial component for protecting electronic circuits from transient voltage events. Its high surge capability, fast response time, and low clamping voltage make it an essential part of many electronic systems.

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