Vishay Semiconductor Diodes Division
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1.5KE120HE3/73
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1.5KE120HE3/73

Product Overview

Category:

The 1.5KE120HE3/73 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:

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

Package:

The 1.5KE120HE3/73 is available in a DO-201AD package.

Packaging/Quantity:

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

Specifications

  • Peak Pulse Power: 1500W
  • Breakdown Voltage: 120V
  • Maximum Clamping Voltage: 193V
  • Operating Temperature Range: -55°C to +175°C
  • Reverse Standoff Voltage: 102V

Detailed Pin Configuration

The 1.5KE120HE3/73 typically has two pins, anode, and cathode, which are denoted by A and K respectively.

Functional Features

  • Provides protection against voltage transients
  • Fast response time ensures minimal damage to protected components
  • High surge capability for reliable performance in demanding applications

Advantages and Disadvantages

Advantages

  • Robust transient voltage suppression
  • Wide operating temperature range
  • RoHS compliant

Disadvantages

  • Higher clamping voltage compared to some alternative models
  • May require additional circuitry for comprehensive overvoltage protection

Working Principles

When a transient voltage spike occurs, the 1.5KE120HE3/73 conducts and clamps the voltage to a safe level, protecting downstream components from damage.

Detailed Application Field Plans

The 1.5KE120HE3/73 is commonly used in: - Power supplies - Communication equipment - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models to the 1.5KE120HE3/73 include: - P6KE120A - SMAJ120A - 1.5SMC120A

In conclusion, the 1.5KE120HE3/73 is a reliable TVS diode offering robust transient voltage suppression and fast response times, making it suitable for various electronic applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1.5KE120HE3/73 v technických řešeních

  1. What is the 1.5KE120HE3/73?

    • The 1.5KE120HE3/73 is a TVS (transient voltage suppressor) diode designed to protect sensitive electronics from voltage spikes and transients.

  2. What is the maximum peak pulse power of the 1.5KE120HE3/73?

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

  3. What is the breakdown voltage of the 1.5KE120HE3/73?

    • The breakdown voltage is 120V.

  4. What are the typical applications for the 1.5KE120HE3/73?

    • It is commonly used in surge protection for telecommunications equipment, industrial control systems, and automotive electronics.

  5. What is the operating temperature range of the 1.5KE120HE3/73?

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

  6. What is the package type of the 1.5KE120HE3/73?

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

  7. What is the clamping voltage of the 1.5KE120HE3/73?

    • The clamping voltage is 193V at 16.7A.

  8. Is the 1.5KE120HE3/73 RoHS compliant?

    • Yes, it is RoHS compliant.

  9. Can the 1.5KE120HE3/73 be used for overvoltage protection in power supplies?

    • Yes, it can be used for overvoltage protection in power supplies and other voltage-sensitive equipment.

  10. What are the key features of the 1.5KE120HE3/73?

    • Some key features include low incremental surge resistance, fast response time, and high reliability.