Littelfuse Inc.
이미지는 예시일 수 있습니다.
제품 세부사항은 사양을 확인하세요.
20KPA20-B
자세히보기 데이터시트

20KPA20-B Product Overview

Introduction

The 20KPA20-B is a specialized electronic component designed for use in various electrical and electronic 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 Handling, Low Clamping Voltage
  • Package: Axial Lead
  • Essence: Protects Against Transient Voltage Spikes
  • Packaging/Quantity: Bulk Packaging, Quantity Varies

Specifications

  • Model: 20KPA20-B
  • Peak Pulse Power: 20,000 Watts
  • Standoff Voltage: 17.1V to 18.9V
  • Breakdown Voltage: 19V to 21V
  • Maximum Clamping Voltage: 29.2V
  • Operating Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 20KPA20-B features an axial lead package with specific pin configurations that allow for easy integration into circuit designs. The detailed pin configuration includes the identification of the cathode and anode pins, ensuring proper installation and functionality within the system.

Functional Features

  • Transient Voltage Suppression: Effectively suppresses transient voltage spikes to protect sensitive electronic components.
  • High Power Handling Capacity: Capable of handling high surge currents and power dissipation.
  • Fast Response Time: Rapidly responds to transient events to safeguard connected equipment.

Advantages and Disadvantages

Advantages

  • High surge power capability
  • Low clamping voltage
  • Fast response time

Disadvantages

  • Sensitive to improper handling during installation
  • Bulk packaging may not be suitable for all applications

Working Principles

The 20KPA20-B operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when subjected to transient voltage spikes, diverting the energy away from sensitive components and dissipating it as heat.

Detailed Application Field Plans

The 20KPA20-B finds extensive application in various industries, including: - Telecommunications - Automotive Electronics - Industrial Control Systems - Power Supplies - Consumer Electronics

Its surge protection capabilities make it an essential component in safeguarding sensitive circuits and devices from voltage transients.

Detailed and Complete Alternative Models

For applications requiring similar surge protection capabilities, alternative models such as the 20KPA series by different manufacturers can be considered. These alternatives offer comparable performance and may vary in form factor or packaging options to suit specific design requirements.

In conclusion, the 20KPA20-B serves as a critical component in protecting electronic systems from transient voltage spikes, offering high power handling and low clamping voltage characteristics. Its versatile application across various industries underscores its importance in ensuring the reliability and longevity of electronic equipment.

Word Count: 470

기술 솔루션에 20KPA20-B 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is the 20KPA20-B?

    • The 20KPA20-B is a transient voltage suppressor diode designed to protect sensitive electronics from voltage spikes and transients.

  2. What is the maximum peak pulse power of the 20KPA20-B?

    • The maximum peak pulse power of the 20KPA20-B is 20,000 watts.

  3. What is the breakdown voltage of the 20KPA20-B?

    • The breakdown voltage of the 20KPA20-B is 20 volts.

  4. What are the typical applications of the 20KPA20-B?

    • The 20KPA20-B is commonly used in surge protection for telecommunications equipment, industrial control systems, and automotive electronics.

  5. What is the response time of the 20KPA20-B?

    • The response time of the 20KPA20-B is very fast, typically in the nanosecond range.

  6. How does the 20KPA20-B provide overvoltage protection?

    • The 20KPA20-B clamps the voltage to a safe level by diverting excess current away from the protected circuit.

  7. Can the 20KPA20-B be used in high-speed data lines?

    • Yes, the 20KPA20-B is suitable for protecting high-speed data lines such as USB, Ethernet, and HDMI interfaces.

  8. What is the operating temperature range of the 20KPA20-B?

    • The 20KPA20-B can operate within a wide temperature range, typically from -55°C to 175°C.

  9. Is the 20KPA20-B RoHS compliant?

    • Yes, the 20KPA20-B is compliant with the Restriction of Hazardous Substances (RoHS) directive.

  10. Are there any recommended layout considerations when using the 20KPA20-B in a circuit?

    • It is recommended to minimize the length of the traces between the 20KPA20-B and the protected circuit and to ensure a low-inductance path for the transient current to improve its effectiveness.