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20KPA28A-B
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20KPA28A-B Product Overview

Introduction

The 20KPA28A-B is a high-performance transient voltage suppressor (TVS) diode designed to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. This entry provides a comprehensive overview of the 20KPA28A-B, including its product details, specifications, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Electronic Components
  • Use: Protection against voltage transients
  • Characteristics: High surge capability, low clamping voltage
  • Package: Axial leaded
  • Essence: TVS diode for surge protection
  • Packaging/Quantity: Available in reels or bulk packaging

Specifications

  • Peak Pulse Power: 20,000 W
  • Standoff Voltage: 28 V
  • Breakdown Voltage Range: 31.1 V to 34.4 V
  • Maximum Clamping Voltage: 45.4 V at 43.6 A
  • Operating Temperature Range: -55°C to +175°C
  • Storage Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 20KPA28A-B TVS diode has an axial leaded package with two leads. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • High surge capability for reliable protection
  • Low clamping voltage to minimize stress on protected circuits
  • Fast response time for rapid suppression of transient voltages
  • RoHS compliant for environmental sustainability

Advantages and Disadvantages

Advantages

  • High surge capability ensures robust protection
  • Low clamping voltage minimizes potential damage to sensitive components
  • Fast response time for immediate suppression of transient voltages

Disadvantages

  • May require additional circuitry for comprehensive overvoltage protection
  • Higher cost compared to standard diodes

Working Principles

The 20KPA28A-B operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when the voltage exceeds the breakdown voltage, diverting the transient energy away from the protected circuit.

Detailed Application Field Plans

The 20KPA28A-B is widely used in various applications requiring protection against transient voltage events, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

  • 20KPA28CA-B: Similar TVS diode with higher standoff voltage
  • 20KPA30A-B: TVS diode with slightly higher peak pulse power rating
  • 20KPA28A: Non-axial leaded version of the TVS diode

In conclusion, the 20KPA28A-B TVS diode offers robust transient voltage protection with high surge capability and low clamping voltage, making it suitable for a wide range of applications. Its fast response time and RoHS compliance further enhance its appeal in the market.

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技術ソリューションにおける 20KPA28A-B の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the 20KPA28A-B component used for in technical solutions?

    • The 20KPA28A-B is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum peak pulse power of the 20KPA28A-B?

    • The maximum peak pulse power of the 20KPA28A-B is typically 20000 watts.

  3. What is the breakdown voltage of the 20KPA28A-B?

    • The breakdown voltage of the 20KPA28A-B is typically 28 volts.

  4. How does the 20KPA28A-B provide protection in technical solutions?

    • The 20KPA28A-B clamps the voltage during transient events, diverting excess current away from sensitive components, thus protecting them from damage.

  5. What are the typical applications of the 20KPA28A-B in technical solutions?

    • The 20KPA28A-B is commonly used in power supplies, communication systems, automotive electronics, and industrial equipment to protect against voltage surges.

  6. What is the response time of the 20KPA28A-B during transient events?

    • The response time of the 20KPA28A-B is typically very fast, providing rapid protection against voltage spikes.

  7. Can the 20KPA28A-B be used in high-temperature environments?

    • Yes, the 20KPA28A-B is designed to operate effectively in high-temperature environments, making it suitable for a wide range of applications.

  8. What are the key features of the 20KPA28A-B that make it suitable for technical solutions?

    • The 20KPA28A-B offers low clamping voltage, high surge capability, and fast response time, making it an ideal choice for protecting sensitive electronics.

  9. Is the 20KPA28A-B RoHS compliant?

    • Yes, the 20KPA28A-B is typically RoHS compliant, meeting environmental standards for lead-free components.

  10. Are there any recommended mounting or handling precautions for the 20KPA28A-B?

    • It is recommended to follow proper ESD (electrostatic discharge) handling procedures and ensure secure mounting to dissipate heat effectively when using the 20KPA28A-B in technical solutions.