1.5KE18CA - Product Overview and Specifications

Introduction

The 1.5KE18CA is a transient voltage suppressor diode designed to protect electronic circuits from overvoltage transients. This entry provides an in-depth overview of the product, including its basic information, 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 voltage transients in electronic circuits
• Characteristics: Fast response time, high surge capability, low clamping voltage
• Package: Axial leaded, DO-201 package
• Essence: Safeguarding sensitive electronic components from voltage spikes
• Packaging/Quantity: Available in reels or bulk packaging, quantity varies by manufacturer

Specifications

• Voltage - Reverse Standoff (Typ): 15.3V
• Voltage - Breakdown (Min): 17V
• Voltage - Clamping (Max) @ Ipp: 24.4V
• Current - Peak Pulse (10/1000µs): 43.5A
• Power - Peak Pulse: 1500W
• Operating Temperature: -55°C to 175°C
• Mounting Type: Through Hole
• Package / Case: DO-201

Detailed Pin Configuration

The 1.5KE18CA TVS diode typically has two axial leads for through-hole mounting. The anode and cathode terminals are clearly marked on the body of the diode.

Functional Features

• Transient Voltage Suppression: Rapidly clamps voltage transients to a safe level
• Fast Response Time: Quickly responds to overvoltage events to protect downstream components
• High Surge Capability: Can withstand large surge currents without degradation

Advantages and Disadvantages

Advantages

• Effective protection against voltage surges
• Low clamping voltage ensures minimal stress on protected circuits
• Wide operating temperature range allows for diverse applications

Disadvantages

• Requires careful consideration of reverse standoff voltage to ensure proper protection

Working Principles

When a voltage transient occurs, the 1.5KE18CA TVS diode conducts current and clamps the transient voltage to a safe level, diverting excess energy away from sensitive components. This action helps prevent damage to the circuitry.

Detailed Application Field Plans

The 1.5KE18CA is commonly used in various applications, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• 1.5KE16CA: Lower voltage rating
• 1.5KE20CA: Higher voltage rating
• P6KE18CA: Similar characteristics with a different package type

In conclusion, the 1.5KE18CA TVS diode offers robust transient voltage suppression capabilities, making it an essential component in safeguarding electronic circuits from overvoltage events.

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