Littelfuse Inc.
Obrázek může být reprezentace.
Viz Specifikace pro podrobnosti o produktu.
20KPA34A-B
Zobrazit detail DataSheets

20KPA34A-B Product Encyclopedia Entry

Introduction

The 20KPA34A-B is a specialized electronic component designed for use in electrical systems. This entry provides an in-depth overview of the product, including its category, basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Electronic Component
  • Use: Surge Protection
  • Characteristics: High power dissipation, low clamping voltage
  • Package: Axial Lead
  • Essence: Protects electronic circuits from voltage surges
  • Packaging/Quantity: Bulk packaging, quantity varies based on supplier

Specifications

  • Model: 20KPA34A-B
  • Peak Pulse Power: 20,000 Watts
  • Standoff Voltage: 34V
  • Breakdown Voltage: 37.8V to 42V
  • Maximum Clamping Voltage: 55.3V
  • Operating Temperature Range: -55°C to +175°C
  • Storage Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 20KPA34A-B features an axial lead package with two leads. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Surge Protection: Provides robust protection against voltage surges and transients.
  • Fast Response Time: Rapidly clamps transient voltages to protect downstream components.
  • High Power Dissipation: Capable of handling high surge currents without degradation.

Advantages and Disadvantages

Advantages

  • High peak pulse power rating
  • Low clamping voltage
  • Fast response time

Disadvantages

  • Sensitive to excessive current or voltage spikes
  • Requires proper installation and handling to ensure effectiveness

Working Principles

The 20KPA34A-B operates based on the principle of avalanche breakdown. When a voltage surge occurs, the component rapidly conducts, diverting excess energy away from sensitive electronic circuits. This action protects the connected devices from damage.

Detailed Application Field Plans

The 20KPA34A-B is commonly used in various applications, including: - Power supply units - Telecommunication equipment - Industrial control systems - Automotive electronics - Renewable energy systems

Detailed and Complete Alternative Models

Several alternative models with similar surge protection capabilities include: - 20KPA33A-B - 20KPA36A-B - 20KPA38A-B - 20KPA40A-B

In conclusion, the 20KPA34A-B serves as a critical component in safeguarding electronic systems from voltage surges and transients. Its high power dissipation, low clamping voltage, and fast response time make it a valuable asset in various industries.

[Word Count: 410]

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 20KPA34A-B v technických řešeních

  1. What is the 20KPA34A-B component used for in technical solutions?

    • The 20KPA34A-B is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum clamping voltage of the 20KPA34A-B?

    • The maximum clamping voltage of the 20KPA34A-B is typically 55.3 volts at 10A.

  3. What is the peak pulse power dissipation of the 20KPA34A-B?

    • The peak pulse power dissipation of the 20KPA34A-B is 20000 watts for a 10/1000μs waveform.

  4. What are the typical applications for the 20KPA34A-B in technical solutions?

    • The 20KPA34A-B is commonly used in surge protection, power supplies, industrial controls, and automotive electronics.

  5. What is the breakdown voltage of the 20KPA34A-B?

    • The breakdown voltage of the 20KPA34A-B is typically 38 volts.

  6. What is the operating temperature range of the 20KPA34A-B?

    • The 20KPA34A-B has an operating temperature range of -55°C to +175°C.

  7. Does the 20KPA34A-B meet any specific industry standards or certifications?

    • Yes, the 20KPA34A-B is often compliant with RoHS requirements and may also meet other industry standards such as AEC-Q101 for automotive applications.

  8. Can the 20KPA34A-B be used for ESD protection?

    • While the 20KPA34A-B is primarily designed for transient voltage suppression, it can provide some level of ESD protection due to its fast response time.

  9. What package type is the 20KPA34A-B available in?

    • The 20KPA34A-B is typically available in a DO-201AD (DO-27) package.

  10. Are there any recommended layout or mounting considerations for the 20KPA34A-B?

    • It is recommended to minimize lead lengths and keep traces short between the 20KPA34A-B and the protected circuitry to optimize its performance. Additionally, proper heat sinking may be necessary for high-power applications.