Microsemi Corporation
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MAPLAD18KP78AE3
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MAPLAD18KP78AE3 Encyclopedia Entry

Product Overview

Category

The MAPLAD18KP78AE3 belongs to the category of high-power transient voltage suppressor (TVS) diodes.

Use

It is used for protecting sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events.

Characteristics

  • High power handling capability
  • Fast response time
  • Low clamping voltage
  • RoHS compliant

Package

The MAPLAD18KP78AE3 is typically available in a surface-mount package, such as SMB or SMC, and is offered in tape and reel packaging.

Essence

The essence of the MAPLAD18KP78AE3 lies in its ability to provide robust protection against transient voltage events, ensuring the reliability and longevity of electronic systems.

Packaging/Quantity

It is commonly supplied in reels containing a specific quantity, such as 1000 units per reel.

Specifications

  • Peak Pulse Power: 18kW
  • Standoff Voltage: 78V
  • Breakdown Voltage: 86.7V to 103.3V
  • Maximum Clamping Voltage: 126V at 34.8A
  • Operating Temperature Range: -55°C to 175°C

Detailed Pin Configuration

The MAPLAD18KP78AE3 typically features a standard pin configuration for its surface-mount package, with clear markings for anode and cathode connections.

Functional Features

  • Ultra-fast response to transient events
  • High surge current capability
  • Low leakage current
  • Excellent stability and reliability under repetitive transient stress

Advantages

  • Robust protection against high-energy transients
  • Wide operating temperature range
  • RoHS compliance for environmental sustainability

Disadvantages

  • Higher cost compared to lower power TVS diodes
  • Surface-mount package may require careful handling during assembly

Working Principles

The MAPLAD18KP78AE3 operates based on the principle of avalanche breakdown, where it rapidly diverts excessive transient energy away from sensitive components, thereby limiting the voltage across them.

Detailed Application Field Plans

The MAPLAD18KP78AE3 is well-suited for use in various applications, including: - Industrial automation systems - Telecommunication equipment - Power supplies - Automotive electronics - Renewable energy systems

Detailed and Complete Alternative Models

Some alternative models to the MAPLAD18KP78AE3 include: - MAPLAD15KP85AE3 - MAPLAD20KP75AE3 - MAPLAD18KP78CE3

In conclusion, the MAPLAD18KP78AE3 offers high-power transient voltage suppression with fast response times, making it an essential component for safeguarding electronic systems against transient voltage events.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MAPLAD18KP78AE3 v technických řešeních

Sure, here are 10 common questions and answers related to the application of MAPLAD18KP78AE3 in technical solutions:

  1. What is MAPLAD18KP78AE3?

    • MAPLAD18KP78AE3 is a high-power transient voltage suppressor diode designed to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.

  2. What is the maximum peak pulse power dissipation of MAPLAD18KP78AE3?

    • The maximum peak pulse power dissipation of MAPLAD18KP78AE3 is 18000W for an 8/20µs waveform.

  3. What is the breakdown voltage of MAPLAD18KP78AE3?

    • The breakdown voltage of MAPLAD18KP78AE3 is 78V.

  4. What are the typical applications of MAPLAD18KP78AE3?

    • Typical applications of MAPLAD18KP78AE3 include surge protection in telecommunications equipment, industrial control systems, power supplies, and automotive electronics.

  5. What is the operating temperature range of MAPLAD18KP78AE3?

    • The operating temperature range of MAPLAD18KP78AE3 is -55°C to +175°C.

  6. What is the clamping voltage of MAPLAD18KP78AE3?

    • The clamping voltage of MAPLAD18KP78AE3 is 106V at 100A.

  7. Is MAPLAD18KP78AE3 RoHS compliant?

    • Yes, MAPLAD18KP78AE3 is RoHS compliant, making it suitable for use in environmentally sensitive applications.

  8. Can MAPLAD18KP78AE3 be used in high-speed data line protection?

    • Yes, MAPLAD18KP78AE3 can be used in high-speed data line protection due to its fast response time and low clamping voltage.

  9. Does MAPLAD18KP78AE3 meet industry standards for surge protection devices?

    • Yes, MAPLAD18KP78AE3 meets industry standards such as IEC 61000-4-5 for surge protection devices.

  10. What packaging options are available for MAPLAD18KP78AE3?

    • MAPLAD18KP78AE3 is available in various packaging options including DO-203AB (DO-5) and DO-214AB (SMC).