1.5KA47AHE3/51 Product Overview

Introduction

The 1.5KA47AHE3/51 is a high-performance TVS (Transient Voltage Suppressor) diode designed to protect sensitive electronics from voltage transients induced by lightning, ESD (electrostatic discharge), and other transient voltage events.

Basic Information Overview

• Category: TVS Diode
• Use: Protection against voltage transients
• Characteristics: High surge capability, low clamping voltage, fast response time
• Package: SMB (DO-214AA)
• Essence: Protecting electronic circuits from voltage spikes
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

• Peak Pulse Power: 1500W
• Standoff Voltage: 47V
• Breakdown Voltage: 52.4V
• Operating Temperature: -55°C to +150°C
• RoHS Compliant: Yes

Detailed Pin Configuration

The 1.5KA47AHE3/51 TVS diode typically has two pins, with the anode and cathode connections clearly marked on the package.

Functional Features

• Fast response to transient voltage events
• Low clamping voltage to minimize damage to protected components
• High surge capability for reliable protection

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• RoHS compliant for environmental considerations
• Compact SMB package for easy integration into circuit designs

Disadvantages

• May require additional circuitry for comprehensive overvoltage protection

Working Principles

When a transient voltage event occurs, the TVS diode conducts current to divert the excess energy away from the protected circuit, thereby limiting the voltage across the circuit.

Detailed Application Field Plans

The 1.5KA47AHE3/51 TVS diode is commonly used in various applications including: - Power supplies - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

• 1.5KE47CA: Similar TVS diode with axial package
• P6SMB47CA: Surface mount TVS diode with similar specifications
• SMAJ47A: Compact alternative with lower power rating

In conclusion, the 1.5KA47AHE3/51 TVS diode offers robust protection against transient voltage events and finds widespread use in diverse electronic applications.

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