P4KE27ATR Encyclopedia Entry

Product Overview

Category

P4KE27ATR belongs to the category of transient voltage suppressor diodes.

Use

These diodes are used to protect electronic circuits from voltage spikes and transients.

Characteristics

• Fast response time
• Low clamping voltage
• High surge current capability

Package

The P4KE27ATR is typically available in a DO-41 package.

Essence

The essence of the P4KE27ATR lies in its ability to divert excessive voltage away from sensitive components, thereby safeguarding them from damage.

Packaging/Quantity

They are usually packaged in reels or tubes and are available in quantities of 500 or 1000 units per reel/tube.

Specifications

• Peak Pulse Power Dissipation: 400W
• Breakdown Voltage: 24.4V to 27V
• Maximum Clamping Voltage: 38.9V
• Operating Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The P4KE27ATR has two pins, with the anode connected to one pin and the cathode connected to the other.

Functional Features

• Transient voltage suppression
• Reverse avalanche breakdown protection
• Fast response to overvoltage events

Advantages

• Effective protection against voltage surges
• Fast reaction time
• Wide operating temperature range

Disadvantages

• Limited power dissipation capability
• Clamping voltage may be higher than some alternative models

Working Principles

When a voltage spike occurs, the P4KE27ATR conducts current to divert the excess energy away from the protected circuit, thus limiting the voltage across it.

Detailed Application Field Plans

The P4KE27ATR is commonly used in: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the P4KE27ATR include: - P4KE6.8A - P4KE10A - P4KE18A - P4KE33A

In conclusion, the P4KE27ATR transient voltage suppressor diode offers effective protection against voltage transients and spikes, making it an essential component in various electronic applications.

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