P4KE540A-B

Introduction

The P4KE540A-B is a diode belonging to the category of transient voltage suppressor (TVS) diodes. These diodes are commonly used to protect sensitive electronic components from voltage spikes and transients. The P4KE540A-B diode offers unique characteristics, packaging, and specifications that make it suitable for various applications.

Basic Information Overview

• Category: Transient Voltage Suppressor (TVS) Diode
• Use: Protection against voltage spikes and transients in electronic circuits
• Characteristics: High surge capability, low clamping voltage, fast response time
• Package: DO-41
• Essence: TVS diode for circuit protection
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

• Peak Power Dissipation: 400W
• Breakdown Voltage: 540V
• Operating Temperature Range: -55°C to +175°C
• Reverse Standoff Voltage: 459V
• Forward Voltage: 3.5V at 5A
• Maximum Reverse Leakage Current: 1μA at 459V
• RoHS Compliant: Yes

Detailed Pin Configuration

The P4KE540A-B diode has a standard DO-41 package with two leads. The anode is connected to one lead, while the cathode is connected to the other lead.

Functional Features

• Transient Voltage Suppression: Provides effective protection against voltage spikes and transients.
• Fast Response Time: Rapidly clamps transient voltages to safe levels, protecting downstream components.
• High Surge Capability: Can withstand high surge currents without degradation.

Advantages and Disadvantages

Advantages

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

Disadvantages

• Higher forward voltage compared to some alternative models
• Limited to specific voltage and power ratings

Working Principles

The P4KE540A-B operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the diode rapidly conducts, diverting the excess energy away from the protected circuit. This action prevents damage to sensitive components.

Detailed Application Field Plans

The P4KE540A-B diode is widely used in various applications, including: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the P4KE540A-B diode include: - P6KE540A - 1.5KE540A - SA5.0A

These alternatives offer similar transient voltage suppression capabilities but may vary in package type, dimensions, or other specifications.

In conclusion, the P4KE540A-B diode is a reliable and efficient component for protecting electronic circuits from voltage spikes and transients. Its unique characteristics and performance make it a preferred choice in various applications.

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