SMC Diode Solutions
Obrázek může být reprezentace.
Viz Specifikace pro podrobnosti o produktu.
SMCJ18ATR
Zobrazit detail DataSheets

SMCJ18ATR - Product Overview and Analysis

Introduction

The SMCJ18ATR is a transient voltage suppressor diode designed to protect electronic circuits from overvoltage transients. This entry provides a comprehensive overview of the product, including its category, use, characteristics, package, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

Product Category and Use

The SMCJ18ATR belongs to the category of transient voltage suppressor diodes and is primarily used for surge protection in electronic circuits. It is commonly employed in applications where protection against voltage spikes and transients is essential to prevent damage to sensitive components.

Basic Information Overview

  • Category: Transient Voltage Suppressor Diode
  • Use: Surge Protection in Electronic Circuits
  • Characteristics: Fast Response Time, High Power Dissipation, Low Clamping Voltage
  • Package: SMC (DO-214AB)
  • Essence: Transient Voltage Suppression
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Peak Pulse Power: 1500W
  • Breakdown Voltage: 18V
  • Clamping Voltage: 29.2V
  • Operating Temperature Range: -55°C to +150°C
  • Storage Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMCJ18ATR follows the standard SMC (DO-214AB) package configuration with two leads.

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
  • Fast Response Time: Rapid reaction to voltage transients ensures minimal impact on the protected circuit.
  • High Power Dissipation: Capable of handling high surge currents without degradation.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • High power dissipation capability

Disadvantages

  • Limited breakdown voltage range
  • Relatively high clamping voltage

Working Principles

The SMCJ18ATR operates based on the principle of avalanche breakdown, where it rapidly conducts when the voltage across it exceeds the breakdown voltage. This effectively diverts excess current away from the protected circuit, preventing damage.

Detailed Application Field Plans

The SMCJ18ATR is widely used in various electronic systems, including: - Power Supplies - Communication Equipment - Automotive Electronics - Industrial Control Systems - Consumer Electronics

Detailed and Complete Alternative Models

  • SMCJ5.0A: Breakdown Voltage: 5.0V, Peak Pulse Power: 1500W
  • SMCJ10A: Breakdown Voltage: 10V, Peak Pulse Power: 1500W
  • SMCJ24A: Breakdown Voltage: 24V, Peak Pulse Power: 1500W
  • SMCJ36A: Breakdown Voltage: 36V, Peak Pulse Power: 1500W

In conclusion, the SMCJ18ATR transient voltage suppressor diode offers effective surge protection for electronic circuits, with fast response times and high power dissipation capabilities. While it has limitations in terms of breakdown voltage range and clamping voltage, its widespread application in diverse electronic systems makes it a valuable component in the realm of surge protection.

Word Count: 498

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMCJ18ATR v technických řešeních

  1. What is the SMCJ18ATR?

    • The SMCJ18ATR is a surface mount transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum peak pulse power of the SMCJ18ATR?

    • The maximum peak pulse power of the SMCJ18ATR is 1500 watts.

  3. What is the breakdown voltage of the SMCJ18ATR?

    • The breakdown voltage of the SMCJ18ATR is 18 volts.

  4. What are the typical applications of the SMCJ18ATR?

    • The SMCJ18ATR is commonly used in applications such as telecommunications equipment, industrial automation, consumer electronics, and automotive systems to protect against voltage surges and ESD events.

  5. What is the response time of the SMCJ18ATR?

    • The response time of the SMCJ18ATR is very fast, typically responding within nanoseconds to clamp the voltage spike.

  6. What is the operating temperature range of the SMCJ18ATR?

    • The SMCJ18ATR has an operating temperature range of -55°C to +150°C, making it suitable for a wide range of environments.

  7. How does the SMCJ18ATR provide protection?

    • The SMCJ18ATR provides protection by diverting excess current away from sensitive components when a voltage surge occurs, thereby preventing damage.

  8. Is the SMCJ18ATR RoHS compliant?

    • Yes, the SMCJ18ATR is RoHS compliant, ensuring that it meets environmental standards for hazardous substances.

  9. Can the SMCJ18ATR be used in high-speed data lines?

    • Yes, the SMCJ18ATR can be used in high-speed data lines to protect against transient voltage events and ensure signal integrity.

  10. What is the package type of the SMCJ18ATR?

    • The SMCJ18ATR comes in a surface mount package, making it easy to integrate into circuit board designs.