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P4KE18-B
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P4KE18-B

Product Overview

Category

The P4KE18-B belongs to the category of transient voltage suppressor (TVS) diodes.

Use

It is used to protect sensitive electronic components from voltage spikes and transients.

Characteristics

  • Fast response time
  • High surge capability
  • Low clamping voltage
  • RoHS compliant

Package

The P4KE18-B is available in a DO-41 package.

Essence

The essence of the P4KE18-B lies in its ability to divert excessive current away from sensitive components, thereby safeguarding them from damage.

Packaging/Quantity

The P4KE18-B is typically packaged in reels or bulk quantities, providing flexibility for different production needs.

Specifications

  • Peak Pulse Power: 400W
  • Breakdown Voltage: 16.7V to 18.5V
  • Maximum Clamping Voltage: 25.6V at 1A
  • Operating Temperature Range: -55°C to 175°C
  • Storage Temperature Range: -55°C to 175°C

Detailed Pin Configuration

The P4KE18-B follows a standard DO-41 pin configuration with two leads.

Functional Features

  • Transient voltage suppression
  • Reverse standoff voltage protection
  • ESD protection

Advantages and Disadvantages

Advantages

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

Disadvantages

  • Limited peak pulse power compared to higher-rated TVS diodes
  • Requires careful consideration of clamping voltage for specific applications

Working Principles

When a voltage surge occurs, the P4KE18-B conducts excess current to ground, limiting the voltage across the protected circuit. This action prevents damage to sensitive components by diverting the surge energy away from them.

Detailed Application Field Plans

The P4KE18-B is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • P4KE6.8-B
  • P4KE10-B
  • P4KE15-B
  • P4KE22-B
  • P4KE30-B

These alternative models offer varying breakdown voltages and peak pulse powers to suit different application requirements.

In conclusion, the P4KE18-B transient voltage suppressor diode provides effective protection against voltage surges and transients, making it an essential component in numerous electronic systems.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací P4KE18-B v technických řešeních

Sure, here are 10 common questions and answers related to the application of P4KE18-B in technical solutions:

  1. What is the maximum peak pulse power dissipation of P4KE18-B?

    • The maximum peak pulse power dissipation of P4KE18-B is 400 watts for a 10/1000μs waveform.

  2. What is the breakdown voltage of P4KE18-B?

    • The breakdown voltage of P4KE18-B is typically 16.7V.

  3. What is the operating temperature range for P4KE18-B?

    • P4KE18-B has an operating temperature range of -55°C to +175°C.

  4. Can P4KE18-B be used for overvoltage protection in electronic circuits?

    • Yes, P4KE18-B is commonly used for overvoltage protection in electronic circuits due to its transient voltage suppression capabilities.

  5. What is the response time of P4KE18-B during a transient voltage surge?

    • P4KE18-B has a very fast response time, typically responding within nanoseconds to transient voltage surges.

  6. Is P4KE18-B suitable for use in automotive electronics?

    • Yes, P4KE18-B is suitable for use in automotive electronics due to its rugged construction and ability to withstand harsh environments.

  7. Does P4KE18-B require any external components for proper operation?

    • P4KE18-B can be used standalone for transient voltage suppression, but it may benefit from additional circuitry for specific applications.

  8. What is the typical clamping voltage of P4KE18-B?

    • The typical clamping voltage of P4KE18-B is 29.2V at 10A.

  9. Can P4KE18-B be used in telecommunications equipment for lightning protection?

    • Yes, P4KE18-B is commonly used in telecommunications equipment for lightning protection due to its high surge handling capability.

  10. What is the packaging type available for P4KE18-B?

    • P4KE18-B is available in a variety of packaging types, including DO-41, SMA, SMB, and SMC packages.

I hope these questions and answers provide the information you were looking for! If you have any more questions, feel free to ask.