Vishay Semiconductor Diodes Division
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1.5KE120CHE3/73
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1.5KE120CHE3/73 - Product Encyclopedia Entry

Introduction

The 1.5KE120CHE3/73 is a high-performance transient voltage suppressor (TVS) diode designed to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. This entry provides a comprehensive overview of the 1.5KE120CHE3/73, including its product details, specifications, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Electronic Components
  • Use: Voltage Transient Suppression
  • Characteristics: High Surge Capability, Fast Response Time
  • Package: DO-201AE
  • Essence: Protection of Sensitive Electronic Equipment
  • Packaging/Quantity: Tape & Reel, 500 units per reel

Specifications

  • Peak Pulse Power: 1500W
  • Standoff Voltage: 102V
  • Breakdown Voltage Range: 114V to 126V
  • Maximum Clamping Voltage: 164V
  • Operating Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 1.5KE120CHE3/73 TVS diode is packaged in a DO-201AE package with two leads. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Transient Voltage Suppression: Provides protection against voltage transients and surges.
  • Fast Response Time: Rapidly clamps transient voltages to safe levels.
  • High Surge Capability: Capable of handling large surge currents.

Advantages

  • Robust protection against transient voltage events
  • Fast response time ensures minimal impact on protected circuits
  • High surge capability for reliable performance in demanding environments

Disadvantages

  • May require additional circuitry for comprehensive overvoltage protection
  • Limited to specific voltage ranges, may not be suitable for all applications

Working Principles

The 1.5KE120CHE3/73 operates by diverting excessive transient current away from sensitive electronic components when a voltage surge occurs. It utilizes a fast-acting avalanche breakdown mechanism to rapidly limit the transient voltage to a safe level, protecting downstream circuitry.

Detailed Application Field Plans

The 1.5KE120CHE3/73 is commonly used in various applications, including: - Power Supplies - Telecommunication Equipment - Industrial Control Systems - Automotive Electronics - Consumer Electronics

Detailed and Complete Alternative Models

  • 1.5KE100CHE3/73
  • 1.5KE130CHE3/73
  • 1.5KE150CHE3/73
  • 1.5KE170CHE3/73

In summary, the 1.5KE120CHE3/73 TVS diode offers robust transient voltage suppression capabilities, making it an essential component for protecting sensitive electronic equipment in various applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1.5KE120CHE3/73 v technických řešeních

Sure, here are 10 common questions and answers related to the application of 1.5KE120CHE3/73 in technical solutions:

  1. What is the 1.5KE120CHE3/73?

    • The 1.5KE120CHE3/73 is a transient voltage suppressor diode designed to protect electronic circuits from overvoltage transients.

  2. What is the maximum peak pulse power of the 1.5KE120CHE3/73?

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

  3. What is the breakdown voltage of the 1.5KE120CHE3/73?

    • The breakdown voltage is 120V.

  4. What are the typical applications of the 1.5KE120CHE3/73?

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

  5. What is the operating temperature range of the 1.5KE120CHE3/73?

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

  6. How does the 1.5KE120CHE3/73 provide overvoltage protection?

    • It clamps the voltage across the circuit it is protecting by diverting excess current away from the sensitive components.

  7. Can the 1.5KE120CHE3/73 be used for ESD protection?

    • Yes, it can provide some level of ESD (electrostatic discharge) protection for sensitive electronic components.

  8. What is the response time of the 1.5KE120CHE3/73 during an overvoltage event?

    • The response time is very fast, typically in picoseconds, providing quick protection against transients.

  9. Is the 1.5KE120CHE3/73 RoHS compliant?

    • Yes, it is compliant with the Restriction of Hazardous Substances directive.

  10. Can the 1.5KE120CHE3/73 be used in high-frequency applications?

    • Yes, it can be used in high-frequency applications due to its fast response time and low capacitance.

I hope these answers are helpful! Let me know if you need further assistance.