1.5KE30HE3/73 - Product Overview and Analysis

Introduction

The 1.5KE30HE3/73 is a transient voltage suppressor diode designed to protect electronic circuits from overvoltage transients. This entry provides an in-depth analysis of the product, including its category, use, characteristics, package, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Transient Voltage Suppressor (TVS) Diode
• Use: Protection against overvoltage transients in electronic circuits
• Characteristics: High surge capability, fast response time, low clamping voltage
• Package: DO-201AE (DO-27), axial leaded
• Essence: Safeguarding sensitive electronic components from voltage spikes
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

• Part Number: 1.5KE30HE3/73
• Peak Pulse Power: 1500W
• Breakdown Voltage: 30V
• Operating Voltage Range: 25.2V to 33.3V
• Maximum Clamping Voltage: 48.4V at 77.5A
• Operating Temperature Range: -55°C to 175°C
• Storage Temperature Range: -55°C to 175°C

Detailed Pin Configuration

The 1.5KE30HE3/73 TVS diode has a standard axial leaded package with two leads. The anode is connected to one lead, while the cathode is connected to the other lead.

Functional Features

• Transient Voltage Suppression: Rapidly clamps excessive voltage levels to protect downstream components.
• Fast Response Time: Reacts quickly to voltage transients, minimizing the risk of damage.
• 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
• Requires careful consideration of placement within the circuit to ensure optimal protection

Working Principles

When an overvoltage transient occurs, the 1.5KE30HE3/73 TVS diode rapidly conducts, diverting excess current away from the protected circuit. This action limits the voltage across the circuit, preventing damage to sensitive components.

Detailed Application Field Plans

The 1.5KE30HE3/73 is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Several alternative TVS diodes can be considered as substitutes for the 1.5KE30HE3/73, including: - P6KE30CA - SMBJ30A - 1.5KE33A

In conclusion, the 1.5KE30HE3/73 TVS diode offers robust transient voltage suppression capabilities, making it a crucial component in safeguarding electronic circuits from overvoltage events.

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