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1.5KE440
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1.5KE440 - English Editing Encyclopedia Entry

Product Overview

Category:

The 1.5KE440 belongs to the category of TVS (Transient Voltage Suppressor) diodes.

Use:

These diodes are used to protect sensitive electronics from voltage spikes and transients.

Characteristics:

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

Package:

The 1.5KE440 is typically available in a DO-201 package.

Essence:

The essence of the 1.5KE440 lies in its ability to divert excessive current away from sensitive components, thus safeguarding them from damage due to voltage surges.

Packaging/Quantity:

These diodes are usually packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Pulse Power: 1500W
  • Standoff Voltage: 376V
  • Breakdown Voltage: 418V
  • Maximum Clamping Voltage: 605V
  • Operating Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 1.5KE440 typically has two pins, anode, and cathode, which are identified by their respective markings on the diode body.

Functional Features

  • Rapid response to transient voltage events
  • High surge current capability
  • Low incremental surge resistance

Advantages and Disadvantages

Advantages

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

Disadvantages

  • Higher cost compared to standard diodes
  • Requires careful consideration of mounting and layout for optimal performance

Working Principles

When a voltage surge occurs, the 1.5KE440 conducts excess current away from the protected circuit, limiting the voltage across it to a safe level.

Detailed Application Field Plans

The 1.5KE440 is commonly used in various applications such as: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the 1.5KE440 include: - 1.5KE400A - 1.5KE440CA - 1.5KE440P

In conclusion, the 1.5KE440 TVS diode offers robust protection against transient voltage events, making it an essential component in safeguarding sensitive electronic circuits across various industries.

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技術ソリューションにおける 1.5KE440 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。

Sure, here are 10 common questions and answers related to the application of 1.5KE440 in technical solutions:

  1. What is the maximum power dissipation of 1.5KE440?

    • The maximum power dissipation of 1.5KE440 is 1500W for a 10/1000μs waveform.

  2. What is the peak pulse current of 1.5KE440?

    • The peak pulse current of 1.5KE440 is 68.2A.

  3. What is the breakdown voltage of 1.5KE440?

    • The breakdown voltage of 1.5KE440 is between 392V and 435V.

  4. What is the typical clamping voltage of 1.5KE440?

    • The typical clamping voltage of 1.5KE440 is 710V at 16.7A.

  5. What are the applications of 1.5KE440?

    • 1.5KE440 is commonly used in surge protection for sensitive electronics, such as in power supplies, industrial equipment, and telecommunications systems.

  6. What is the operating temperature range of 1.5KE440?

    • The operating temperature range of 1.5KE440 is -55°C to +175°C.

  7. What is the package type of 1.5KE440?

    • 1.5KE440 is available in a DO-201AD (DO-27) package.

  8. What are the key features of 1.5KE440?

    • Some key features of 1.5KE440 include fast response time, high surge capability, and low clamping voltage.

  9. How should 1.5KE440 be mounted on a PCB?

    • 1.5KE440 should be mounted with the cathode lead connected to the PCB ground plane for effective transient voltage suppression.

  10. What are the recommended storage conditions for 1.5KE440?

    • It is recommended to store 1.5KE440 in a dry environment at temperatures not exceeding +40°C.

I hope these questions and answers are helpful for your technical solutions involving 1.5KE440! If you need further assistance, feel free to ask.