1.5KA20HE3/73 Product Overview

Introduction

The 1.5KA20HE3/73 is a high-performance TVS (Transient Voltage Suppressor) diode designed to protect sensitive electronics from voltage transients induced by lightning, ESD (electrostatic discharge), and other transient voltage events.

Basic Information Overview

• Category: Electronic Components
• Use: Protection against voltage transients
• Characteristics: High surge capability, low clamping voltage, fast response time
• Package: DO-201AD
• Essence: Safeguarding electronic circuits from voltage spikes
• Packaging/Quantity: Available in reels of 1500 units

Specifications

• Peak Pulse Power: 1500W
• Breakdown Voltage: 20V
• Clamping Voltage: 32.4V at 1A
• Operating Temperature Range: -55°C to +175°C
• Storage Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 1.5KA20HE3/73 features a standard DO-201AD package with two leads. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Transient Voltage Suppression: Provides protection against voltage transients by diverting excessive current away from sensitive components.
• Fast Response Time: Reacts quickly to transient events, minimizing the risk of damage to connected devices.
• High Surge Capability: Can withstand high surge currents without degradation.

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Fast response time
• High surge capability

Disadvantages

• Clamping voltage may be relatively high for some applications

Working Principles

When a transient voltage event occurs, the 1.5KA20HE3/73 conducts current and clamps the voltage to a safe level, protecting downstream components from damage. This is achieved through the use of avalanche breakdown and the dissipation of excess energy.

Detailed Application Field Plans

The 1.5KA20HE3/73 is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

• 1.5KE20A: Similar specifications and performance
• P6SMB20CA: Surface mount alternative with comparable characteristics
• SMF20A: Compact SOD-123 package alternative

In conclusion, the 1.5KA20HE3/73 is a reliable TVS diode offering robust protection against voltage transients, making it an essential component in safeguarding sensitive electronic circuits across diverse applications.

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