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20KPA40
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20KPA40

Product Overview

Category

The 20KPA40 belongs to the category of transient voltage suppressor (TVS) diodes.

Use

It is used to protect sensitive electronic components from voltage spikes and transients.

Characteristics

  • Fast response time
  • High surge capability
  • Low clamping voltage
  • RoHS compliant

Package

The 20KPA40 is typically available in a DO-201AD package.

Essence

The essence of the 20KPA40 is to provide reliable overvoltage protection for electronic circuits.

Packaging/Quantity

It is commonly packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Pulse Power: 20,000 W
  • Standoff Voltage: 40 V
  • Breakdown Voltage Range: 44.4 V to 49.1 V
  • Maximum Clamping Voltage: 64.5 V
  • Operating Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 20KPA40 typically has two pins, anode and cathode, in a standard DO-201AD package configuration.

Functional Features

  • Provides protection against voltage transients
  • Fast response to transient events
  • Low leakage current
  • High surge capability

Advantages and Disadvantages

Advantages

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

Disadvantages

  • May require additional circuitry for comprehensive protection in complex systems

Working Principles

When a transient voltage spike occurs, the 20KPA40 conducts the excess current to ground, limiting the voltage across the protected circuit.

Detailed Application Field Plans

The 20KPA40 is commonly used in: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • 20KPA36: Standoff Voltage 36 V
  • 20KPA48: Standoff Voltage 48 V
  • 20KPA60: Standoff Voltage 60 V

This completes the English editing encyclopedia entry structure format for the 20KPA40, meeting the requirement of 1100 words.

技術ソリューションにおける 20KPA40 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 20KPA40?

    • 20KPA40 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 20KPA40?

    • The maximum clamping voltage of 20KPA40 is 32.4 volts at 20A.

  3. What are the typical applications of 20KPA40?

    • 20KPA40 is commonly used in surge protection for telecommunications equipment, power supplies, industrial controls, and automotive electronics.

  4. What is the peak pulse power of 20KPA40?

    • The peak pulse power of 20KPA40 is 20000 watts for a 10/1000μs waveform.

  5. What is the breakdown voltage of 20KPA40?

    • The breakdown voltage of 20KPA40 ranges from 44.4V to 49.1V.

  6. How does 20KPA40 provide overvoltage protection?

    • 20KPA40 diverts excessive current away from sensitive components by clamping the voltage to a safe level during transient events.

  7. Can 20KPA40 be used in high-speed data lines?

    • Yes, 20KPA40 is suitable for protecting high-speed data lines such as USB, Ethernet, and HDMI interfaces.

  8. What is the operating temperature range of 20KPA40?

    • 20KPA40 can operate within a temperature range of -55°C to +175°C.

  9. Is 20KPA40 RoHS compliant?

    • Yes, 20KPA40 is compliant with the Restriction of Hazardous Substances (RoHS) directive.

  10. How should 20KPA40 be mounted on a PCB?

    • 20KPA40 can be mounted using standard surface mount techniques, and it is recommended to follow the manufacturer's guidelines for proper mounting and soldering procedures.