1.5KA27AHE3/73 Product Overview

Introduction

The 1.5KA27AHE3/73 is a high-performance TVS (Transient Voltage Suppressor) diode designed to protect sensitive electronics from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events.

Basic Information Overview

• Category: Electronic Components
• Use: Protection against voltage transients
• Characteristics: High surge capability, low clamping voltage, fast response time
• 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: 27V
• Operating Voltage: 21.6V
• Clamping Voltage: 34.4V
• Peak Pulse Current: 58.8A
• Reverse Standoff Voltage: 27V
• Operating Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 1.5KA27AHE3/73 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

• Transient Voltage Suppression: Effectively clamps transient voltages to safe levels.
• Fast Response Time: Rapid reaction to transient events ensures minimal impact on the protected circuitry.
• High Surge Capability: Capable of handling large surge currents without degradation.

Advantages and Disadvantages

Advantages

• Robust protection against voltage transients
• Fast response time
• High surge capability

Disadvantages

• Clamping voltage may be relatively high for some applications
• Requires careful consideration of reverse standoff voltage

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 effectively clamps the voltage to a safe level, protecting the downstream electronics.

Detailed Application Field Plans

The 1.5KA27AHE3/73 is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

• 1.5KA6.8AHE3/73: Lower breakdown voltage (6.8V)
• 1.5KA15AHE3/73: Intermediate breakdown voltage (15V)
• 1.5KA33AHE3/73: Higher breakdown voltage (33V)

In summary, the 1.5KA27AHE3/73 TVS diode offers robust protection against transient voltage events, making it an essential component in safeguarding sensitive electronic circuits across various industries.

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