Vishay Semiconductor Diodes Division
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1.5KE15HE3/73
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1.5KE15HE3/73 - Product Overview

Introduction

The 1.5KE15HE3/73 is a high-performance transient voltage suppressor diode designed to protect electronic circuits from overvoltage transients. This entry provides a comprehensive overview of the product, including its category, use, characteristics, package, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Transient Voltage Suppressor (TVS) Diode
  • Use: Protection against overvoltage transients in electronic circuits
  • Characteristics: High surge capability, fast response time, low clamping voltage
  • Package: DO-201AE (DO-27), Axial
  • Essence: Silicon TVS Diode
  • Packaging/Quantity: Tape & Reel, 500 units per reel

Specifications

  • Part Number: 1.5KE15HE3/73
  • Peak Pulse Power: 1500W
  • Standoff Voltage: 12.8V
  • Breakdown Voltage: 14.3V
  • Maximum Clamping Voltage: 20.6V
  • Operating Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 1.5KE15HE3/73 TVS diode has a standard axial lead package with two leads. The anode lead is typically longer than the cathode lead for easy identification and proper orientation during installation.

Functional Features

  • Fast response time to transient voltage spikes
  • High surge capability for reliable overvoltage protection
  • Low clamping voltage to minimize stress on protected circuits

Advantages and Disadvantages

Advantages

  • Robust protection against voltage transients
  • Wide operating temperature range
  • Compact and easy-to-use axial package

Disadvantages

  • Limited to unidirectional protection
  • Requires proper polarity orientation during installation

Working Principles

When an overvoltage transient occurs, the 1.5KE15HE3/73 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 1.5KE15HE3/73 is widely used in various applications, including: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • 1.5KE12A
  • 1.5KE16CA
  • 1.5KE18CP
  • 1.5KE20P

In summary, the 1.5KE15HE3/73 transient voltage suppressor diode offers robust overvoltage protection for a wide range of electronic applications. Its high surge capability, fast response time, and compact package make it a popular choice for engineers seeking reliable transient voltage suppression solutions.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1.5KE15HE3/73 v technických řešeních

Sure, here are 10 common questions and answers related to the application of 1.5KE15HE3/73 in technical solutions:

  1. What is the maximum peak pulse power dissipation of 1.5KE15HE3/73?

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

  2. What is the breakdown voltage of 1.5KE15HE3/73?

    • The breakdown voltage is 15V.

  3. What is the typical clamping voltage of 1.5KE15HE3/73?

    • The typical clamping voltage is 24.4V at 19.9A.

  4. What is the operating temperature range for 1.5KE15HE3/73?

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

  5. What is the peak pulse current capability of 1.5KE15HE3/73?

    • The peak pulse current capability is 428.6A for an 8/20μs waveform.

  6. What are the typical applications for 1.5KE15HE3/73?

    • Typical applications include transient voltage suppression in electronic equipment, power supplies, and industrial systems.

  7. Does 1.5KE15HE3/73 meet industry standards for surge protection?

    • Yes, it meets the requirements of various industry standards such as IEC 61000-4-5 for surge immunity testing.

  8. What package type does 1.5KE15HE3/73 come in?

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

  9. Is 1.5KE15HE3/73 RoHS compliant?

    • Yes, it is RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.

  10. What are the key features of 1.5KE15HE3/73 for technical solutions?

    • The key features include high surge capability, fast response time, and low clamping voltage, making it suitable for robust transient voltage protection in various technical applications.

I hope these questions and answers are helpful for your technical solutions involving 1.5KE15HE3/73! If you need further assistance, feel free to ask.