Vishay Semiconductor Diodes Division
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1.5KE39CA/54
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1.5KE39CA/54 - Product Overview and Analysis

Introduction

The 1.5KE39CA/54 is a transient voltage suppressor diode designed to protect electronic circuits from voltage spikes and transients. This entry provides a comprehensive overview of the product, including its category, use, characteristics, packaging, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Transient Voltage Suppressor (TVS) Diode
  • Use: Protection against voltage spikes and transients in electronic circuits
  • Characteristics: High surge capability, fast response time, low clamping voltage
  • Package: Axial leaded, DO-201 package
  • Essence: Provides robust protection for sensitive electronic components
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

  • Part Number: 1.5KE39CA/54
  • Peak Pulse Power: 1500W
  • Breakdown Voltage: 39V
  • Operating Voltage Range: 33.3V to 45.7V
  • Maximum Clamping Voltage: 64.5V at 77.4A
  • Operating Temperature Range: -55°C to +175°C
  • Storage Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 1.5KE39CA/54 TVS diode has an axial leaded package with two leads. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Fast response time to clamp transient voltages
  • High surge capability to withstand large transient currents
  • Low clamping voltage to protect downstream components

Advantages and Disadvantages

Advantages

  • Robust protection against voltage spikes
  • Fast response time
  • Wide operating temperature range

Disadvantages

  • Higher cost compared to traditional diodes
  • Requires careful consideration of placement in circuit design

Working Principles

When a transient voltage spike occurs, the 1.5KE39CA/54 TVS diode rapidly conducts, diverting the excess current away from the protected circuit. This action clamps the voltage to a safe level, protecting the downstream components from damage.

Detailed Application Field Plans

The 1.5KE39CA/54 TVS diode finds applications in various industries, including: - Automotive electronics - Telecommunications equipment - Industrial control systems - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

  • 1.5KE36CA/54: Similar specifications with a lower breakdown voltage of 36V
  • 1.5KE43CA/54: Similar specifications with a higher breakdown voltage of 43V
  • 1.5KE47CA/54: Similar specifications with a higher breakdown voltage of 47V

In conclusion, the 1.5KE39CA/54 TVS diode offers robust protection against voltage spikes and transients, making it an essential component in various electronic systems.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1.5KE39CA/54 v technických řešeních

  1. What is the 1.5KE39CA/54 used for?

    • The 1.5KE39CA/54 is a transient voltage suppressor diode designed to protect electronic circuits from voltage spikes and transients.

  2. What is the maximum peak pulse power of the 1.5KE39CA/54?

    • The maximum peak pulse power is 1500 watts.

  3. What is the breakdown voltage of the 1.5KE39CA/54?

    • The breakdown voltage is 39 volts.

  4. How does the 1.5KE39CA/54 protect electronic circuits?

    • It clamps the voltage during transient events, diverting excess current away from sensitive components.

  5. In what type of applications is the 1.5KE39CA/54 commonly used?

    • It is commonly used in power supplies, telecommunications equipment, and automotive electronics.

  6. What is the response time of the 1.5KE39CA/54?

    • The response time is very fast, typically in the nanosecond range.

  7. Can the 1.5KE39CA/54 be used for overvoltage protection in automotive systems?

    • Yes, it is suitable for protecting automotive electronics from voltage surges.

  8. Does the 1.5KE39CA/54 require any external components for proper operation?

    • It can be used standalone, but additional circuitry may be required for specific applications.

  9. Is the 1.5KE39CA/54 RoHS compliant?

    • Yes, it is RoHS compliant, making it suitable for use in environmentally conscious designs.

  10. What are the key advantages of using the 1.5KE39CA/54 in technical solutions?

    • Its high surge capability, fast response time, and compact size make it an effective solution for transient voltage protection in various applications.