1.5KE12ARL4 - Product Overview and Analysis

Introduction

The 1.5KE12ARL4 is a high-performance transient voltage suppressor (TVS) diode designed to protect sensitive electronic equipment from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events. This entry provides a comprehensive overview of the 1.5KE12ARL4, including its product category, basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Category and Basic Information Overview

• Category: Transient Voltage Suppressor (TVS) Diode
• Use: Protection against voltage transients induced by lightning, ESD, and other transient voltage events
• Characteristics: High surge capability, low clamping voltage, fast response time
• Package: Axial leaded
• Essence: Reliable protection for sensitive electronic equipment
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

• Peak Pulse Power: 1500W
• Standoff Voltage: 10.5V
• Breakdown Voltage Range: 11.7V to 13V
• Maximum Clamping Voltage: 18.2V at 24A
• Operating Temperature Range: -55°C to +175°C
• Storage Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 1.5KE12ARL4 TVS diode has an axial leaded package with two leads. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Fast response time to transient voltage events
• Low clamping voltage to protect downstream components
• High surge capability for reliable overvoltage protection

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Fast response time
• Low clamping voltage

Disadvantages

• Higher cost compared to standard diodes
• Requires careful consideration of placement and routing for optimal performance

Working Principles

The 1.5KE12ARL4 operates by diverting excessive transient current away from sensitive electronic circuits when a voltage transient event occurs. It achieves this by rapidly switching into a low-impedance state, effectively clamping the transient voltage to a safe level and protecting downstream components.

Detailed Application Field Plans

The 1.5KE12ARL4 is widely used in various applications, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

• 1.5KE6.8ARL4: Standoff Voltage: 6.8V, Breakdown Voltage Range: 7.58V to 8.42V
• 1.5KE15ARL4: Standoff Voltage: 15V, Breakdown Voltage Range: 16.7V to 18.5V
• 1.5KE24ARL4: Standoff Voltage: 24V, Breakdown Voltage Range: 26.7V to 29.5V

In conclusion, the 1.5KE12ARL4 TVS diode offers robust protection against transient voltage events and finds extensive use in diverse electronic applications. Its high surge capability, low clamping voltage, and fast response time make it a preferred choice for safeguarding sensitive electronic equipment.

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