Vishay Semiconductor Diodes Division
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1.5KE20-E3/73
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1.5KE20-E3/73

Product Overview

The 1.5KE20-E3/73 belongs to the category of TVS (Transient Voltage Suppressor) diodes and is designed to protect sensitive electronics from voltage transients induced by lightning, inductive load switching, and electrostatic discharge. These diodes are widely used in various electronic devices and systems to ensure reliable operation under transient voltage conditions.

Basic Information Overview

  • Category: TVS Diodes
  • Use: Protection against voltage transients
  • Characteristics: Fast response time, low clamping voltage, high surge capability
  • Package: DO-201AD (DO-27)
  • Essence: Transient voltage suppression
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

  • Peak Pulse Power: 1500W
  • Standoff Voltage: 17.1V
  • Breakdown Voltage: 18.9V
  • Maximum Clamping Voltage: 29.2V
  • Operating Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 1.5KE20-E3/73 TVS diode has a standard DO-201AD package with two leads. The anode is connected to the positive side, while the cathode is connected to the negative side.

Functional Features

  • Rapid response to transient over-voltage events
  • Low clamping voltage to protect downstream components
  • High surge capability for robust protection

Advantages and Disadvantages

Advantages: - Effective protection against voltage transients - Fast response time - Wide operating temperature range

Disadvantages: - Can degrade over time with repeated exposure to transients - Requires periodic testing and replacement in critical applications

Working Principles

When a transient voltage spike occurs, the 1.5KE20-E3/73 TVS diode rapidly conducts current to divert the excess energy away from the protected circuit. This action clamps the voltage to a safe level, preventing damage to sensitive components.

Detailed Application Field Plans

The 1.5KE20-E3/73 TVS diode finds extensive use in various applications, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • 1.5KE6.8A-E3/73
  • 1.5KE10A-E3/73
  • 1.5KE30A-E3/73
  • 1.5KE100A-E3/73

In conclusion, the 1.5KE20-E3/73 TVS diode offers robust protection against transient voltage events, making it an essential component in ensuring the reliability and longevity of electronic systems across diverse industries.

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技術ソリューションにおける 1.5KE20-E3/73 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 1.5KE20-E3/73 in technical solutions:

  1. What is the maximum peak pulse power of 1.5KE20-E3/73?

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

  2. What is the breakdown voltage of 1.5KE20-E3/73?

    • The breakdown voltage is typically 18.8V at 1mA.

  3. What is the operating temperature range for 1.5KE20-E3/73?

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

  4. What is the typical clamping voltage of 1.5KE20-E3/73?

    • The typical clamping voltage is 32.4V at 19.9A.

  5. What are the applications of 1.5KE20-E3/73?

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

  6. What is the response time of 1.5KE20-E3/73?

    • The response time is less than 1.0 x 10^-12 seconds from 0 volts to minimum breakdown voltage.

  7. Is 1.5KE20-E3/73 RoHS compliant?

    • Yes, it is RoHS compliant, making it suitable for use in environmentally sensitive applications.

  8. What is the package type of 1.5KE20-E3/73?

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

  9. Can 1.5KE20-E3/73 be used for overvoltage protection in automotive applications?

    • Yes, it can be used for overvoltage protection in automotive systems, such as in vehicle electronics and control units.

  10. What are the key features of 1.5KE20-E3/73 for circuit protection?

    • Its key features include high surge capability, fast response time, and low incremental surge resistance.

These questions and answers cover various aspects of the application and specifications of 1.5KE20-E3/73 in technical solutions.