1.5KA43HE3/54 Product Overview

Introduction

The 1.5KA43HE3/54 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: Provides robust protection for electronic circuits
• Packaging/Quantity: Available in reels of 1500 units

Specifications

• Peak Pulse Power: 1500W
• Breakdown Voltage Range: 43V
• Operating Voltage: 36.8V
• Clamping Voltage: 58.9V at 1A
• Reverse Standoff Voltage: 34.4V
• Maximum Reverse Leakage Current: 1μA

Detailed Pin Configuration

The 1.5KA43HE3/54 follows the standard pin configuration for DO-201AD package: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Transient Voltage Suppression: Provides protection 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 large surge currents without degradation.

Advantages and Disadvantages

Advantages

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

Disadvantages

• May require additional circuitry for comprehensive protection in complex systems

Working Principles

When a transient voltage event occurs, the 1.5KA43HE3/54 diode conducts and clamps the voltage to a safe level, protecting downstream components from damage. This is achieved through the rapid dissipation of excess energy into the diode.

Detailed Application Field Plans

The 1.5KA43HE3/54 is commonly used in various applications including: - Power supplies - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

• 1.5KA Series: Offers a range of breakdown voltages to suit different application requirements.
• SMAJ Series: Provides similar transient voltage suppression capabilities in a different package format.

In conclusion, the 1.5KA43HE3/54 TVS diode offers robust protection against transient voltage events, making it an essential component in safeguarding sensitive electronic circuits across diverse industries.

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