1.5KE39ARL4G - Product Overview and Analysis

Introduction

The 1.5KE39ARL4G belongs to the category of transient voltage suppressor diodes (TVS diodes). These diodes are used to protect sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events. The 1.5KE39ARL4G is designed to provide robust protection for a wide range of applications and environments.

Basic Information Overview

• Category: Transient Voltage Suppressor Diode
• Use: Protection against voltage transients
• Characteristics: High surge capability, low clamping voltage, fast response time
• Package: Axial leaded, DO-201AE
• Essence: Safeguarding electronic circuits from voltage spikes
• Packaging/Quantity: Available in reels or bulk packaging, quantity varies based on supplier

Specifications

• Peak Power Dissipation: 1500W
• Breakdown Voltage: 39V
• Operating Voltage: 33.3V
• Maximum Clamping Voltage: 53.9V
• Peak Pulse Current: 48.1A
• Operating Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 1.5KE39ARL4G TVS diode has an axial leaded package with two leads. The anode and cathode terminals are clearly marked for easy identification and connection within the circuit.

Functional Features

• Transient Voltage Suppression: Effectively clamps transient voltages to safe levels, protecting downstream components.
• Fast Response Time: Rapid reaction to voltage transients ensures minimal impact on the protected circuitry.
• 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 standard diodes
• Requires careful consideration of placement within the circuit to maximize effectiveness

Working Principles

When a transient voltage event occurs, the 1.5KE39ARL4G TVS diode rapidly conducts, diverting excess current away from the protected circuit. This action effectively clamps the transient voltage to a safe level, preventing damage to sensitive components.

Detailed Application Field Plans

The 1.5KE39ARL4G is widely used in various applications including: - Power supply units - Telecommunication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• 1.5KE33ARL4G: Lower breakdown voltage variant
• 1.5KE47ARL4G: Higher breakdown voltage variant
• P6KE39ARL4G: Similar TVS diode with different package type

In conclusion, the 1.5KE39ARL4G TVS diode offers robust protection against transient voltage events, making it an essential component in safeguarding sensitive electronic circuits across diverse industries and applications.

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