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1.5KE12-B
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1.5KE12-B Diode - Encyclopedia Entry

Introduction

The 1.5KE12-B diode is a crucial component in electronic circuits, belonging to the category of transient voltage suppressor (TVS) diodes. This entry provides an overview of the 1.5KE12-B diode, including its basic information, 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: Protects sensitive electronic components from voltage spikes and transients.
  • Characteristics: Fast response time, low clamping voltage, high surge capability.
  • Package: Axial leaded package.
  • Essence: Provides overvoltage protection for electronic circuits.
  • Packaging/Quantity: Typically available in reels or bulk packaging.

Specifications

  • Part Number: 1.5KE12-B
  • Voltage - Reverse Standoff (Typ): 10.5V
  • Voltage - Breakdown (Min): 11.7V
  • Clamping Voltage @ Ipp: 19.9V
  • Current - Peak Pulse (10/1000µs): 64.5A
  • Power - Peak Pulse: 1500W
  • Operating Temperature: -55°C to 175°C

Detailed Pin Configuration

The 1.5KE12-B diode typically has two axial leads, with the cathode identified by a band or marking on the body of the diode.

Functional Features

  • Rapid response to transient overvoltage events.
  • Low clamping voltage to protect downstream components.
  • High surge capability to handle large transient currents.

Advantages and Disadvantages

Advantages

  • Effectively protects sensitive electronic components.
  • Fast response time.
  • Wide operating temperature range.

Disadvantages

  • Can degrade over time with repeated exposure to transients.
  • May require additional circuitry for comprehensive overvoltage protection.

Working Principles

When a voltage transient occurs, the 1.5KE12-B diode conducts and clamps the voltage to a safe level, protecting the connected circuitry from damage.

Detailed Application Field Plans

The 1.5KE12-B diode finds extensive use in various applications, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • 1.5KE6.8-B: Lower breakdown voltage variant.
  • 1.5KE15-B: Higher breakdown voltage variant.
  • 1.5KE12CA-B: Bi-directional TVS diode variant.

In conclusion, the 1.5KE12-B diode is a critical component in safeguarding electronic circuits from voltage transients, offering fast response times and high surge capabilities. Its application spans across diverse industries, making it an indispensable part of modern electronic systems.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1.5KE12-B v technických řešeních

  1. What is the maximum peak pulse power of 1.5KE12-B?

    • The maximum peak pulse power of 1.5KE12-B is 1500 watts for a 10/1000μs waveform.

  2. What is the breakdown voltage of 1.5KE12-B?

    • The breakdown voltage of 1.5KE12-B is typically 12 volts.

  3. What is the operating temperature range for 1.5KE12-B?

    • The operating temperature range for 1.5KE12-B is -55°C to +175°C.

  4. What are the typical applications for 1.5KE12-B?

    • Typical applications for 1.5KE12-B include transient voltage suppression in electronic equipment, automotive systems, and industrial controls.

  5. What is the reverse stand-off voltage of 1.5KE12-B?

    • The reverse stand-off voltage of 1.5KE12-B is 10.5 volts.

  6. Does 1.5KE12-B have a low leakage current?

    • Yes, 1.5KE12-B has a low leakage current, which makes it suitable for use in sensitive electronic circuits.

  7. What is the response time of 1.5KE12-B?

    • The response time of 1.5KE12-B is very fast, providing rapid protection against transient voltage events.

  8. Is 1.5KE12-B RoHS compliant?

    • Yes, 1.5KE12-B is RoHS compliant, meeting environmental standards for lead-free manufacturing.

  9. Can 1.5KE12-B be used for surge protection in power supply units?

    • Yes, 1.5KE12-B is commonly used for surge protection in power supply units and other voltage-sensitive equipment.

  10. What package type does 1.5KE12-B come in?

    • 1.5KE12-B is available in a DO-201AD (DO-27) axial-lead package, making it easy to integrate into various circuit designs.