Littelfuse Inc.
Imej mungkin representasi.
Lihat spesifikasi untuk butiran produk.
Q4015L558
Lihat Butiran Helaian data

Q4015L558 Product Overview

Introduction

The Q4015L558 is a semiconductor device belonging to the category of silicon-controlled rectifiers (SCRs). This entry provides an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the Q4015L558.

Basic Information Overview

  • Category: Semiconductor Device
  • Use: Power Control and Regulation
  • Characteristics: High Voltage and Current Handling Capabilities
  • Package: TO-220AB
  • Essence: Silicon-Controlled Rectifier
  • Packaging/Quantity: Bulk Packaging, Quantity Varies

Specifications

  • Voltage Rating: 400V
  • Current Rating: 15A
  • Gate Trigger Current: 25mA
  • Operating Temperature Range: -40°C to 125°C
  • Mounting Type: Through Hole
  • Package / Case: TO-220-3

Detailed Pin Configuration

The Q4015L558 has a standard TO-220AB package with three pins: 1. Anode (A) 2. Cathode (K) 3. Gate (G)

Functional Features

  • High Voltage Capability: Able to handle up to 400V.
  • Current Regulation: Provides precise control over current flow.
  • Reliable Triggering: Consistent gate triggering for controlled operation.

Advantages and Disadvantages

Advantages

  • High voltage and current handling capabilities.
  • Precise current regulation.
  • Reliable and consistent gate triggering.

Disadvantages

  • Sensitive to voltage and current fluctuations.
  • Requires careful heat management due to high power dissipation.

Working Principles

The Q4015L558 operates as a silicon-controlled rectifier, allowing current to flow from the anode to the cathode when triggered by the gate signal. It regulates the flow of power in a circuit, providing controlled power delivery.

Detailed Application Field Plans

The Q4015L558 is commonly used in applications requiring power regulation and control, such as: - Motor Speed Control - Lighting Control - Heating Elements - Power Supplies

Detailed and Complete Alternative Models

Some alternative models to the Q4015L558 include: - Q6015L5: Similar voltage and current ratings with different packaging. - Q4010L4: Lower current rating but compatible with similar applications. - Q8015L6: Higher current rating for heavier load applications.

In conclusion, the Q4015L558 is a versatile silicon-controlled rectifier with high voltage and current handling capabilities, making it suitable for various power control and regulation applications.

Word Count: 346

Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi Q4015L558 dalam penyelesaian teknikal

  1. What is Q4015L558?

    • Q4015L558 is a silicon-controlled rectifier (SCR) designed for use in AC switching and control applications.

  2. What are the typical applications of Q4015L558?

    • Q4015L558 is commonly used in dimmer switches, motor speed controls, and other AC power control applications.

  3. What is the maximum voltage and current rating of Q4015L558?

    • The maximum voltage rating is 400V and the maximum current rating is 15A.

  4. What is the gate trigger voltage of Q4015L558?

    • The gate trigger voltage typically ranges from 0.8V to 2.0V.

  5. Can Q4015L558 be used for phase control in AC circuits?

    • Yes, Q4015L558 is suitable for phase control in AC circuits due to its SCR characteristics.

  6. What are the thermal characteristics of Q4015L558?

    • Q4015L558 has a maximum junction temperature of 125°C and a thermal resistance of 10°C/W.

  7. Is Q4015L558 suitable for high-frequency switching applications?

    • No, Q4015L558 is not recommended for high-frequency switching due to its inherent limitations.

  8. Does Q4015L558 require a heat sink for proper operation?

    • It is recommended to use a heat sink when operating Q4015L558 near its maximum ratings to ensure proper thermal management.

  9. Can Q4015L558 be used in both AC and DC circuits?

    • Q4015L558 is specifically designed for AC switching applications and may not perform optimally in DC circuits.

  10. Are there any special considerations for driving the gate of Q4015L558?

    • It is important to ensure that the gate current and voltage levels are within the specified limits to avoid damaging the device. Additionally, proper isolation and protection measures should be implemented for gate driving circuits.