P4KE500A - English Editing Encyclopedia Entry

Product Overview

Use

It is used to protect electronic circuits from overvoltage transients.

Characteristics

Package: DO-41
Essence: TVS diode for surge protection
Packaging/Quantity: Typically available in reels or bulk packaging

Specifications

Peak Power Dissipation: 400W
Breakdown Voltage: 440V to 490V
Operating Temperature Range: -55°C to 175°C
Reverse Standoff Voltage: 400V

Detailed Pin Configuration

The P4KE500A TVS diode typically has two pins and follows the standard pin configuration for DO-41 package diodes.

Functional Features

Fast response time
Low clamping voltage
High surge capability
RoHS compliant

Advantages and Disadvantages

Advantages

Effective protection against voltage transients
Fast response time helps in preventing damage to sensitive components

Disadvantages

May require additional circuitry for comprehensive overvoltage protection

Working Principles

When an overvoltage transient occurs, the P4KE500A TVS diode conducts and clamps the voltage to a safe level, protecting the downstream circuitry.

Detailed Application Field Plans

The P4KE500A is commonly used in various electronic devices and systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to P4KE500A include: - P4KE440A - P4KE480A - P4KE510A

In conclusion, the P4KE500A TVS diode is a crucial component in safeguarding electronic circuits from voltage transients, offering fast response and high surge capability. Its application spans across diverse industries, and it has several alternative models catering to different voltage requirements.

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What is the P4KE500A diode used for?
- The P4KE500A diode is commonly used for transient voltage suppression in electronic circuits to protect against voltage spikes and surges.
What is the maximum voltage rating of the P4KE500A diode?
- The P4KE500A diode has a maximum voltage rating of 500V, making it suitable for applications where protection against high voltage transients is required.
What is the peak pulse power handling capability of the P4KE500A diode?
- The P4KE500A diode has a peak pulse power handling capability of 400W, allowing it to effectively dissipate transient energy.
How does the P4KE500A diode provide transient voltage suppression?
- The P4KE500A diode conducts when the voltage across it exceeds its breakdown voltage, diverting excess current away from sensitive components and limiting the voltage to a safe level.
What are some typical applications of the P4KE500A diode?
- The P4KE500A diode is commonly used in power supplies, automotive electronics, telecommunications equipment, and industrial control systems for transient voltage protection.
Is the P4KE500A diode suitable for fast response transient suppression?
- Yes, the P4KE500A diode has a fast response time, making it effective in clamping transient voltages and providing rapid protection to connected circuits.
Can multiple P4KE500A diodes be used in parallel for higher power handling?
- Yes, multiple P4KE500A diodes can be connected in parallel to increase the overall power handling capability and enhance transient voltage suppression.
What are the temperature considerations for the P4KE500A diode?
- The P4KE500A diode operates within a wide temperature range, typically from -55°C to 175°C, ensuring reliable performance in various environmental conditions.
Does the P4KE500A diode require any external components for proper operation?
- In most cases, the P4KE500A diode can be used independently for transient voltage suppression without requiring additional external components.
Are there any specific layout or mounting considerations for the P4KE500A diode?
- It is important to ensure proper PCB layout and adequate heat sinking for the P4KE500A diode to optimize its performance and reliability in technical solutions.