1.5KA20HE3/54 Product Overview

Introduction

The 1.5KA20HE3/54 belongs to the category of TVS (Transient Voltage Suppressor) diodes and is designed to protect sensitive electronics from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.

Basic Information Overview

• Category: TVS Diodes
• Use: Protection against voltage transients
• Characteristics: Fast response time, low clamping voltage, high surge capability
• Package: DO-201AD
• Essence: Safeguarding electronic circuits from voltage spikes
• Packaging/Quantity: Available in reels or bulk packaging

Specifications

• Peak Pulse Power: 1500W
• Breakdown Voltage Range: 17.1V to 18.9V
• Operating Temperature Range: -55°C to +175°C
• Reverse Standoff Voltage: 15V
• RoHS Compliant: Yes

Detailed Pin Configuration

The 1.5KA20HE3/54 TVS diode features a standard DO-201AD package with two leads. The anode is connected to the positive terminal, while the cathode is connected to the negative terminal.

Functional Features

• Rapid response to transient voltage events
• Low clamping voltage to protect downstream components
• High surge capability for robust protection

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Fast response time
• RoHS compliant

Disadvantages

• Higher cost compared to traditional diodes
• Requires careful consideration of placement in circuit design

Working Principles

When a transient voltage event occurs, the TVS diode conducts current to divert the excess energy away from the protected circuit. This action clamps the voltage to a safe level, safeguarding the downstream components.

Detailed Application Field Plans

The 1.5KA20HE3/54 TVS diode finds applications in various industries, including: - Telecommunications - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• 1.5KE20A: Similar peak pulse power rating and breakdown voltage range
• P6SMB15A: Surface mount alternative with comparable specifications
• SMAJ15A: Sub-miniature alternative suitable for space-constrained applications

In conclusion, the 1.5KA20HE3/54 TVS diode offers robust protection against voltage transients and is widely used across diverse industries due to its reliable performance and high surge capability.

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