P4KE22AHE3/73 Encyclopedia Entry

Product Overview

The P4KE22AHE3/73 belongs to the category of transient voltage suppressor diodes. These diodes are commonly used to protect sensitive electronic components from voltage spikes and transients. The P4KE22AHE3/73 is designed to provide reliable overvoltage protection in a wide range of applications.

Basic Information

• Category: Transient Voltage Suppressor Diode
• Use: Protecting electronic components from voltage spikes and transients
• Characteristics: Fast response time, high surge capability, low clamping voltage
• Package: DO-41
• Essence: Safeguarding sensitive electronics from voltage surges
• Packaging/Quantity: Available in reels or bulk packaging, quantity varies by supplier

Specifications

• Peak Power Dissipation: 400W
• Breakdown Voltage: 20V
• Operating Voltage: 17.1V
• Maximum Clamping Voltage: 29.2V
• Peak Pulse Current: 15.4A
• Operating Temperature Range: -55°C to 175°C

Detailed Pin Configuration

The P4KE22AHE3/73 has a simple two-pin configuration with anode and cathode terminals. The physical layout follows the standard DO-41 package design.

Functional Features

• Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
• Fast Response Time: Rapid reaction to voltage spikes ensures minimal impact on the protected circuitry.
• High Surge Capability: Capable of withstanding large surge currents without degradation.

Advantages and Disadvantages

Advantages

• Reliable overvoltage protection
• Fast response time
• High surge capability

Disadvantages

• Limited to specific voltage ranges
• Requires careful consideration of placement in circuit design

Working Principles

The P4KE22AHE3/73 operates based on the principle of avalanche breakdown. When a voltage spike occurs, the diode rapidly conducts, diverting excess current away from sensitive components and limiting the voltage across the circuit.

Detailed Application Field Plans

The P4KE22AHE3/73 is commonly used in the following applications: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• P4KE6.8AHE3/73: Breakdown Voltage: 6.8V, Peak Power Dissipation: 400W
• P4KE10AHE3/73: Breakdown Voltage: 10V, Peak Power Dissipation: 400W
• P4KE15AHE3/73: Breakdown Voltage: 15V, Peak Power Dissipation: 400W
• P4KE30AHE3/73: Breakdown Voltage: 30V, Peak Power Dissipation: 400W

In conclusion, the P4KE22AHE3/73 transient voltage suppressor diode offers reliable overvoltage protection with fast response times and high surge capability. Its application spans various industries, and it can be effectively replaced by alternative models within the same series.

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