Littelfuse Inc.
Obrázek může být reprezentace.
Viz Specifikace pro podrobnosti o produktu.
15KPA18A-HRA

15KPA18A-HRA Product Overview

Introduction

The 15KPA18A-HRA is a high-reliability axial-leaded transient voltage suppressor diode designed to protect sensitive electronics from voltage transients induced by lightning and other transient voltage events. This entry provides a comprehensive overview of the 15KPA18A-HRA, including its product details, specifications, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

Category

The 15KPA18A-HRA belongs to the category of transient voltage suppressor diodes.

Use

It is used to protect electronic circuits from overvoltage transients.

Characteristics

  • High reliability
  • Axial-leaded package
  • Fast response time
  • Low clamping voltage

Package

The 15KPA18A-HRA is typically available in an axial-leaded package.

Essence

The essence of the 15KPA18A-HRA lies in its ability to rapidly clamp transient voltages to a safe level, protecting downstream components.

Packaging/Quantity

The diode is commonly packaged in reels or bulk packaging, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Pulse Power: 15000W
  • Standoff Voltage: 18V
  • Breakdown Voltage: 20V
  • Maximum Clamping Voltage: 29.2V
  • Operating Temperature Range: -55°C to +175°C
  • Storage Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 15KPA18A-HRA typically has two leads, with the cathode lead being shorter than the anode lead. The pin configuration is as follows:

  • Anode (A) - Longer lead
  • Cathode (K) - Shorter lead

Functional Features

  • Rapid response to transient voltage events
  • High surge current capability
  • Low leakage current
  • Robust construction for reliability

Advantages and Disadvantages

Advantages

  • High reliability
  • Fast response time
  • Low clamping voltage
  • Wide operating temperature range

Disadvantages

  • Relatively larger physical size compared to surface-mount devices
  • Higher cost compared to some lower power TVS diodes

Working Principles

The 15KPA18A-HRA operates by diverting excessive transient current away from sensitive circuitry, thereby limiting the voltage across the protected device during transient events.

Detailed Application Field Plans

The 15KPA18A-HRA is commonly used in the following applications: - Power supplies - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the 15KPA18A-HRA include: - 15KPA16A-HRA - 15KPA20A-HRA - 15KPA22A-HRA - 15KPA24A-HRA

In summary, the 15KPA18A-HRA is a high-reliability transient voltage suppressor diode with robust characteristics and wide application in various electronic systems.

[Word Count: 470]

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 15KPA18A-HRA v technických řešeních

  1. What is 15KPA18A-HRA?

    • 15KPA18A-HRA is a high-reliability, 15,000 watt peak pulse power transient voltage suppressor designed for use in demanding technical solutions.

  2. What are the key features of 15KPA18A-HRA?

    • The key features include its high surge capability, low clamping voltage, and fast response time, making it suitable for protecting sensitive electronic equipment from voltage transients.

  3. In what technical applications can 15KPA18A-HRA be used?

    • It can be used in various technical applications such as power supplies, industrial equipment, telecommunications systems, and automotive electronics.

  4. What is the maximum voltage rating of 15KPA18A-HRA?

    • The maximum voltage rating is typically 18 volts.

  5. How does 15KPA18A-HRA provide protection in technical solutions?

    • It provides protection by diverting excessive current away from sensitive components when voltage spikes or transients occur.

  6. What is the operating temperature range of 15KPA18A-HRA?

    • The operating temperature range is usually -55°C to +175°C, allowing it to function reliably in harsh environments.

  7. Is 15KPA18A-HRA RoHS compliant?

    • Yes, it is RoHS compliant, ensuring that it meets environmental standards for hazardous substances.

  8. Can 15KPA18A-HRA be used in high-frequency applications?

    • Yes, it is suitable for high-frequency applications due to its fast response time and low capacitance.

  9. What packaging options are available for 15KPA18A-HRA?

    • It is available in various package options, including axial-lead, surface mount, and through-hole configurations, providing flexibility for different design requirements.

  10. Are there any specific layout considerations when using 15KPA18A-HRA in technical solutions?

    • It is important to ensure proper PCB layout and grounding to optimize the performance of 15KPA18A-HRA and minimize parasitic effects.