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15KPA78A-B
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15KPA78A-B

Product Overview

The 15KPA78A-B is a high-power transient voltage suppressor diode designed to protect electronic circuits from overvoltage transients. This device belongs to the category of semiconductor devices and is commonly used in various electronic applications. Its characteristics include high surge capability, low clamping voltage, and fast response time. The package consists of a molded epoxy body with leads for easy installation. The essence of the 15KPA78A-B lies in its ability to provide reliable overvoltage protection for sensitive electronic components. It is typically available in tape and reel packaging with varying quantities.

Specifications

  • Peak Pulse Power: 15000W
  • Breakdown Voltage: 78V
  • Maximum Clamping Voltage: 126V
  • Operating Temperature Range: -55°C to +175°C
  • Package Type: DO-201AD

Detailed Pin Configuration

The 15KPA78A-B features a standard DO-201AD package with two leads. The anode lead is typically longer than the cathode lead, allowing for easy identification and installation.

Functional Features

  • High surge capability
  • Fast response time
  • Low clamping voltage
  • Epoxy meets UL 94V-0 flammability rating

Advantages and Disadvantages

Advantages - Provides robust overvoltage protection - Fast response time ensures minimal impact on the protected circuit - High surge capability makes it suitable for demanding applications

Disadvantages - May require additional circuitry for comprehensive transient protection - Higher cost compared to standard diodes

Working Principles

When an overvoltage transient occurs, the 15KPA78A-B rapidly conducts, diverting the excess energy away from the protected circuit. This action effectively clamps the voltage to a safe level, preventing damage to sensitive components.

Detailed Application Field Plans

The 15KPA78A-B is widely used in power supplies, automotive electronics, industrial equipment, and telecommunications systems. Its robust transient voltage suppression capabilities make it suitable for applications where reliable overvoltage protection is critical.

Detailed and Complete Alternative Models

  • 15KPA78CA-B
  • 15KPA78CAHR-B
  • 15KPA78CAHE3/54

This diverse range of alternative models provides options with varying specifications and package types to suit different application requirements.

This content provides a comprehensive overview of the 15KPA78A-B, covering its basic information, specifications, functional features, advantages and disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.

Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van 15KPA78A-B in technische oplossingen

  1. What is the application of 15KPA78A-B?

    • The 15KPA78A-B is commonly used as a transient voltage suppressor (TVS) diode in electronic circuits to protect sensitive components from voltage spikes and transients.

  2. What is the maximum peak pulse power of 15KPA78A-B?

    • The maximum peak pulse power of 15KPA78A-B is typically 15000 watts.

  3. What is the breakdown voltage of 15KPA78A-B?

    • The breakdown voltage of 15KPA78A-B is typically 78 volts.

  4. How does 15KPA78A-B protect electronic circuits?

    • 15KPA78A-B protects electronic circuits by diverting excessive current away from sensitive components when voltage spikes or transients occur.

  5. What are the typical applications for 15KPA78A-B in technical solutions?

    • Typical applications for 15KPA78A-B include surge protection in power supplies, industrial equipment, automotive electronics, and telecommunications systems.

  6. What is the response time of 15KPA78A-B to voltage transients?

    • The response time of 15KPA78A-B is typically very fast, providing rapid protection against voltage transients.

  7. Can 15KPA78A-B be used in high-temperature environments?

    • Yes, 15KPA78A-B is designed to operate effectively in high-temperature environments, making it suitable for a wide range of applications.

  8. What is the reverse stand-off voltage of 15KPA78A-B?

    • The reverse stand-off voltage of 15KPA78A-B is typically 66.3 volts.

  9. Is 15KPA78A-B suitable for overvoltage protection in DC power lines?

    • Yes, 15KPA78A-B is commonly used for overvoltage protection in DC power lines due to its high power handling capability and fast response time.

  10. Are there any specific mounting or layout considerations for 15KPA78A-B?

    • It is important to ensure proper heat sinking and PCB layout for effective thermal management when using 15KPA78A-B in technical solutions to maximize its performance and reliability.