Littelfuse Inc.
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30KPA78A
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30KPA78A Product Overview

Introduction

The 30KPA78A 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 30KPA78A, including its product details, specifications, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

Product Information Overview

Category

The 30KPA78A belongs to the category of TVS diodes, specifically designed for transient voltage suppression applications.

Use

It is used to protect electronic circuits and components from voltage transients caused by lightning, ESD (electrostatic discharge), and other transient voltage events.

Characteristics

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

Package

The 30KPA78A is available in a variety of package options, including DO-201AD, SMB, and SMC packages.

Essence

The essence of the 30KPA78A lies in its ability to provide robust protection against transient voltage events, ensuring the reliability and longevity of electronic systems.

Packaging/Quantity

The 30KPA78A is typically packaged in reels or tubes, with varying quantities based on customer requirements.

Specifications

  • Peak Pulse Power: 30000 W
  • Standoff Voltage: 78 V
  • Breakdown Voltage Range: 86.7 V to 103 V
  • Maximum Clamping Voltage: 126 V
  • Operating Temperature Range: -55°C to +175°C
  • Storage Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 30KPA78A TVS diode has a standard pin configuration with two leads for easy integration into circuit designs.

Functional Features

  • Ultra-fast response time
  • High surge capability
  • Low leakage current
  • Excellent clamping performance

Advantages and Disadvantages

Advantages

  • Superior transient voltage suppression
  • Wide operating temperature range
  • RoHS compliance
  • Compact form factor

Disadvantages

  • Higher cost compared to standard diodes
  • Requires careful consideration of reverse standoff voltage during design

Working Principles

The 30KPA78A operates by diverting excessive transient currents away from sensitive electronic components, thereby limiting the voltage across the protected circuit.

Detailed Application Field Plans

The 30KPA78A is widely used in various applications, including: - Telecommunication equipment - Industrial automation systems - Power supplies - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

  • 30KPA Series: Includes various voltage options such as 10KPA, 15KPA, 20KPA, etc.
  • Other manufacturers' equivalents: Vishay, Littelfuse, ON Semiconductor, etc.

In conclusion, the 30KPA78A TVS diode offers robust transient voltage suppression capabilities, making it an essential component for protecting electronic systems from voltage transients. Its high surge capability, fast response time, and wide operating temperature range make it suitable for diverse applications across different industries.

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기술 솔루션에 30KPA78A 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is 30KPA78A?

    • 30KPA78A is a transient voltage suppressor diode used to protect electronic circuits from overvoltage transients.

  2. What is the maximum peak pulse power of 30KPA78A?

    • The maximum peak pulse power of 30KPA78A is 3000 watts for a 10/1000μs waveform.

  3. What is the breakdown voltage of 30KPA78A?

    • The breakdown voltage of 30KPA78A is 78 volts.

  4. What are the typical applications of 30KPA78A?

    • 30KPA78A is commonly used in surge protection for telecommunications equipment, industrial electronics, and automotive systems.

  5. What is the operating temperature range of 30KPA78A?

    • The operating temperature range of 30KPA78A is -55°C to +175°C.

  6. What is the reverse stand-off voltage of 30KPA78A?

    • The reverse stand-off voltage of 30KPA78A is 78 volts.

  7. What is the clamping voltage of 30KPA78A?

    • The clamping voltage of 30KPA78A is typically 103 volts at 50A.

  8. How does 30KPA78A provide overvoltage protection?

    • 30KPA78A diverts excessive current away from sensitive components by providing a low-impedance path to ground during overvoltage events.

  9. What are the package options available for 30KPA78A?

    • 30KPA78A is available in various package options including DO-201, DO-15, and SMC.

  10. What are the key specifications to consider when using 30KPA78A in technical solutions?

    • Key specifications to consider include breakdown voltage, peak pulse power, clamping voltage, operating temperature range, and package type.