Vishay Semiconductor Diodes Division
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1.5KE440A-E3/51
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1.5KE440A-E3/51

Product Overview

Category

The 1.5KE440A-E3/51 belongs to the category of TVS (Transient Voltage Suppressor) diodes.

Use

It is used for transient voltage suppression in electronic circuits to protect sensitive components from voltage spikes and transients.

Characteristics

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

Package

The 1.5KE440A-E3/51 is available in a DO-201AD package.

Essence

The essence of this product lies in its ability to provide reliable protection against voltage surges in electronic circuits.

Packaging/Quantity

It is typically packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Pulse Power: 1500W
  • Breakdown Voltage: 440V
  • Operating Voltage: 377V
  • Maximum Clamping Voltage: 775V
  • Leakage Current: 1µA
  • Operating Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 1.5KE440A-E3/51 has a standard axial lead configuration with two leads.

Functional Features

  • Bi-directional clamping capability
  • Low incremental surge resistance
  • High temperature stability
  • Excellent clamping capability

Advantages and Disadvantages

Advantages

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

Disadvantages

  • Higher cost compared to traditional diode-based protection methods
  • Requires careful consideration of mounting and layout due to its physical size

Working Principles

When a voltage transient occurs, the 1.5KE440A-E3/51 conducts current to divert the excess energy away from the protected circuit, thereby limiting the voltage across it.

Detailed Application Field Plans

The 1.5KE440A-E3/51 is commonly used in: - Power supplies - Communication systems - Automotive electronics - Industrial equipment

Detailed and Complete Alternative Models

  • 1.5KE400A-E3/51
  • 1.5KE480A-E3/51
  • 1.5KE440CA-E3/51

In conclusion, the 1.5KE440A-E3/51 TVS diode offers robust transient voltage suppression capabilities, making it an essential component in various electronic applications where protection against voltage spikes is critical.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1.5KE440A-E3/51 v technických řešeních

Sure, here are 10 common questions and answers related to the application of 1.5KE440A-E3/51 in technical solutions:

  1. What is the maximum peak pulse power dissipation of 1.5KE440A-E3/51?

    • The maximum peak pulse power dissipation is 1500W for a 10/1000μs waveform.

  2. What is the breakdown voltage of 1.5KE440A-E3/51?

    • The breakdown voltage is 440V.

  3. What is the typical clamping voltage of 1.5KE440A-E3/51?

    • The typical clamping voltage is 586V at 16.7A.

  4. What is the operating temperature range for 1.5KE440A-E3/51?

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

  5. What are the typical applications for 1.5KE440A-E3/51?

    • Typical applications include transient voltage suppression in industrial and telecommunication equipment, as well as automotive electronics.

  6. What is the peak pulse current rating of 1.5KE440A-E3/51?

    • The peak pulse current rating is 16.7A.

  7. Is 1.5KE440A-E3/51 RoHS compliant?

    • Yes, it is RoHS compliant.

  8. What is the package type of 1.5KE440A-E3/51?

    • It comes in a DO-201AD (DO-27) package.

  9. What are the key features of 1.5KE440A-E3/51?

    • Key features include high surge capability, low clamping voltage, and fast response time.

  10. Can 1.5KE440A-E3/51 be used for overvoltage protection in power supplies?

    • Yes, it can be used for overvoltage protection in power supplies due to its high surge capability and low clamping voltage.

I hope these questions and answers are helpful for your technical solutions! Let me know if you need further assistance.