Vishay Semiconductor Diodes Division
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3KASMC18AHE3/57T
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3KASMC18AHE3/57T Product Overview

Introduction

The 3KASMC18AHE3/57T is a high-performance TVS (transient voltage suppressor) 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 3KASMC18AHE3/57T, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: TVS Diode
  • Use: Protection against voltage transients
  • Characteristics: High surge capability, low clamping voltage, fast response time
  • Package: SMC (DO-214AB)
  • Essence: Transient voltage suppression
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Peak Pulse Power: 3000W
  • Standoff Voltage: 15V
  • Breakdown Voltage: 16.7V
  • Clamping Voltage: 25.6V
  • Operating Temperature Range: -55°C to +150°C
  • RoHS Compliant: Yes

Detailed Pin Configuration

The 3KASMC18AHE3/57T follows the standard SMC (DO-214AB) package configuration with two leads.

Functional Features

  • High surge capability for reliable protection
  • Low clamping voltage to minimize damage to protected components
  • Fast response time for rapid suppression of transient voltages

Advantages and Disadvantages

Advantages

  • Robust surge protection
  • Low clamping voltage
  • RoHS compliant

Disadvantages

  • Relatively high operating temperature range

Working Principles

The 3KASMC18AHE3/57T operates based on the principle of avalanche breakdown, where it rapidly diverts excessive transient currents away from sensitive components, thereby protecting them from damage.

Detailed Application Field Plans

The 3KASMC18AHE3/57T is widely used in various applications, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics - Power supplies

Detailed and Complete Alternative Models

  • Alternative Model 1: 5KASMC18AHE3/57T
  • Alternative Model 2: 3KASMC24AHE3/57T
  • Alternative Model 3: 3KASMC18AHE3/61T

In conclusion, the 3KASMC18AHE3/57T TVS diode offers robust surge protection, low clamping voltage, and fast response time, making it an ideal choice for safeguarding sensitive electronic equipment from transient voltage events.

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Énumérez 10 questions et réponses courantes liées à l'application de 3KASMC18AHE3/57T dans les solutions techniques

  1. What is the 3KASMC18AHE3/57T component used for in technical solutions?

    • The 3KASMC18AHE3/57T is a TVS (transient voltage suppressor) diode designed to protect sensitive electronics from voltage spikes and surges.

  2. What is the maximum voltage rating of the 3KASMC18AHE3/57T?

    • The 3KASMC18AHE3/57T has a maximum voltage rating of 18V, making it suitable for protecting low-voltage electronic circuits.

  3. What are the typical applications of the 3KASMC18AHE3/57T in technical solutions?

    • The 3KASMC18AHE3/57T is commonly used in power supplies, communication equipment, automotive electronics, and industrial control systems to safeguard against transient overvoltage events.

  4. How does the 3KASMC18AHE3/57T provide protection in technical solutions?

    • The 3KASMC18AHE3/57T clamps the voltage during transient events, diverting excess current away from sensitive components and preventing damage.

  5. What is the response time of the 3KASMC18AHE3/57T during transient events?

    • The 3KASMC18AHE3/57T has a fast response time, typically in the nanosecond range, ensuring rapid protection against voltage spikes.

  6. Can the 3KASMC18AHE3/57T be used in high-frequency applications?

    • Yes, the 3KASMC18AHE3/57T is suitable for high-frequency applications due to its low capacitance and fast response characteristics.

  7. Does the 3KASMC18AHE3/57T require any external components for proper operation?

    • The 3KASMC18AHE3/57T can be used independently but may benefit from additional circuitry such as input/output filters for enhanced protection.

  8. What are the temperature specifications for the 3KASMC18AHE3/57T?

    • The 3KASMC18AHE3/57T is designed to operate within a wide temperature range, typically from -55°C to 150°C, ensuring reliability in various environments.

  9. Is the 3KASMC18AHE3/57T RoHS compliant?

    • Yes, the 3KASMC18AHE3/57T is compliant with the Restriction of Hazardous Substances (RoHS) directive, making it suitable for use in environmentally conscious designs.

  10. Are there any recommended layout considerations when integrating the 3KASMC18AHE3/57T into a technical solution?

    • It is advisable to minimize trace lengths and ensure proper grounding to optimize the performance of the 3KASMC18AHE3/57T in protecting sensitive circuits.