1.5KE30HE3/54 - Product Overview and Analysis

Introduction

The 1.5KE30HE3/54 is a high-performance transient voltage suppressor diode designed to protect sensitive electronic equipment from voltage transients induced by lightning, inductive load switching, and electrostatic discharge. This entry provides an in-depth analysis of the product, including its category, use, characteristics, package, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Transient Voltage Suppressor (TVS) Diode
• Use: Protection against voltage transients induced by lightning, inductive load switching, and electrostatic discharge
• Characteristics: High surge capability, low clamping voltage, fast response time
• Package: DO-201AE (DO-27)
• Essence: Provides robust protection for sensitive electronic circuits
• Packaging/Quantity: Available in tape and reel packaging with varying quantities

Specifications

• Peak Pulse Power: 1500W
• Breakdown Voltage: 30V
• Operating Voltage: 25.6V
• Maximum Clamping Voltage: 38.9V
• Peak Pulse Current: 48.1A
• Reverse Standoff Voltage: 25.6V
• Operating Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 1.5KE30HE3/54 TVS diode features a standard DO-201AE (DO-27) package with two leads. The pinout configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Robust surge protection
• Fast response time
• Low clamping voltage
• High surge capability
• Reliable performance under transient conditions

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Fast response time ensures minimal impact on protected circuits
• High surge capability for enhanced reliability

Disadvantages

• Slight increase in circuit parasitic capacitance
• Requires careful consideration of layout and placement for optimal performance

Working Principles

The 1.5KE30HE3/54 operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the 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 1.5KE30HE3/54 is widely used in various applications, including: - Power supplies - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

• 1.5KE27CA
• 1.5KE33A
• 1.5KE36CA
• 1.5KE39A
• 1.5KE47CA

In conclusion, the 1.5KE30HE3/54 transient voltage suppressor diode offers robust protection against voltage transients, making it an essential component in safeguarding sensitive electronic circuits across diverse industries.

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