Vishay Semiconductor Diodes Division
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P4KE250A-E3/54
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P4KE250A-E3/54

Product Overview

Category

P4KE250A-E3/54 belongs to the category of transient voltage suppressor diodes.

Use

It is used to protect electronic circuits from overvoltage transients.

Characteristics

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

Package

The P4KE250A-E3/54 comes in a DO-41 package.

Essence

The essence of this product lies in its ability to quickly divert excessive voltage away from sensitive components, thus safeguarding them from damage.

Packaging/Quantity

The P4KE250A-E3/54 is typically packaged in reels and is available in quantities of 500 or 1000 units per reel.

Specifications

  • Peak Pulse Power: 400W
  • Breakdown Voltage: 250V
  • Maximum Clamping Voltage: 405V
  • Operating Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The P4KE250A-E3/54 has two pins, with the anode connected to one pin and the cathode connected to the other.

Functional Features

  • Bi-directional protection
  • Low incremental surge resistance
  • RoHS compliant

Advantages and Disadvantages

Advantages

  • Fast response time protects sensitive components
  • High surge current capability
  • RoHS compliant

Disadvantages

  • Relatively high clamping voltage compared to some alternatives
  • Limited breakdown voltage compared to higher-rated devices

Working Principles

When an overvoltage transient occurs, the P4KE250A-E3/54 rapidly conducts, diverting the excess energy away from the protected circuit. This action prevents the voltage from reaching levels that could damage the sensitive components.

Detailed Application Field Plans

The P4KE250A-E3/54 is commonly used in: - Power supplies - Communication systems - Automotive electronics - Industrial equipment

Detailed and Complete Alternative Models

Some alternative models to the P4KE250A-E3/54 include: - P4KE220A-E3/54 - P4KE300A-E3/54 - P4KE350A-E3/54 - P4KE400A-E3/54

These models offer varying breakdown voltages and clamping voltages to suit different application requirements.

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技術ソリューションにおける P4KE250A-E3/54 の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the maximum forward voltage of P4KE250A-E3/54?

    • The maximum forward voltage of P4KE250A-E3/54 is 3.5V at 100A.

  2. What is the peak pulse power dissipation of P4KE250A-E3/54?

    • The peak pulse power dissipation of P4KE250A-E3/54 is 400W for a 10/1000μs waveform.

  3. What is the breakdown voltage of P4KE250A-E3/54?

    • The breakdown voltage of P4KE250A-E3/54 is between 225V and 275V.

  4. What is the operating temperature range of P4KE250A-E3/54?

    • The operating temperature range of P4KE250A-E3/54 is -55°C to +175°C.

  5. Is P4KE250A-E3/54 RoHS compliant?

    • Yes, P4KE250A-E3/54 is RoHS compliant.

  6. What are the typical applications of P4KE250A-E3/54?

    • P4KE250A-E3/54 is commonly used in surge protection for sensitive electronics, such as in power supplies, telecommunications equipment, and industrial controls.

  7. Does P4KE250A-E3/54 require a heat sink for operation?

    • It is recommended to use a heat sink when operating P4KE250A-E3/54 to ensure optimal thermal performance.

  8. What is the reverse stand-off voltage of P4KE250A-E3/54?

    • The reverse stand-off voltage of P4KE250A-E3/54 is typically 250V.

  9. Can P4KE250A-E3/54 be used for overvoltage protection in automotive applications?

    • Yes, P4KE250A-E3/54 can be used for overvoltage protection in automotive applications due to its high surge capability.

  10. What packaging options are available for P4KE250A-E3/54?

    • P4KE250A-E3/54 is available in various packaging options, including DO-41, SMC, and SMB packages.