1.5KE30ARL4G - Product Overview and Analysis

Introduction

The 1.5KE30ARL4G belongs to the category of transient voltage suppressor (TVS) diodes, which are widely used in electronic circuits to protect sensitive components from voltage spikes and transients. This entry provides a comprehensive overview of the 1.5KE30ARL4G, including its basic information, specifications, detailed 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: Protecting electronic circuits from voltage spikes and transients
• Characteristics: High surge capability, fast response time, low clamping voltage
• Package: DO-201AD
• Essence: Provides robust protection for sensitive electronic components
• Packaging/Quantity: Available in reels or bulk packaging, quantity varies by manufacturer

Specifications

• Voltage - Reverse Standoff (Typ): 25.6V
• Voltage - Breakdown (Min): 28.5V
• Voltage - Clamping (Max) @ Ipp: 41.4V
• Current - Peak Pulse (10/1000µs): 48.4A
• Power - Peak Pulse: 1500W
• Operating Temperature: -55°C to 175°C
• Mounting Type: Through Hole
• Package / Case: DO-201AD

Detailed Pin Configuration

The 1.5KE30ARL4G TVS diode typically consists of two leads with a standard through-hole package. The anode and cathode pins are clearly marked for easy identification and proper orientation during installation.

Functional Features

• Transient Voltage Suppression: Effectively clamps transient overvoltages to a safe level
• Fast Response Time: Rapid reaction to voltage spikes ensures minimal impact on protected circuits
• High Surge Capability: Capable of withstanding high surge currents without degradation

Advantages and Disadvantages

Advantages

• Robust protection against voltage transients
• Fast response time
• Wide operating temperature range

Disadvantages

• Higher cost compared to traditional diodes
• Requires careful consideration of clamping voltage for specific applications

Working Principles

The 1.5KE30ARL4G operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when the voltage exceeds the breakdown voltage. This effectively diverts the excess energy away from the protected circuit, preventing damage to sensitive components.

Detailed Application Field Plans

The 1.5KE30ARL4G is commonly used in various applications, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• 1.5KE27ARL4G: Similar specifications with slightly lower clamping voltage
• 1.5KE33ARL4G: Similar specifications with slightly higher clamping voltage
• 1.5KE36ARL4G: Similar specifications with higher breakdown voltage

In conclusion, the 1.5KE30ARL4G transient voltage suppressor diode offers robust protection and fast response time, making it suitable for a wide range of electronic applications. While it may have a higher cost compared to traditional diodes, its performance and reliability make it a preferred choice for critical circuits requiring transient voltage protection.