Littelfuse Inc.
Imej mungkin representasi.
Lihat spesifikasi untuk butiran produk.
Q4004L352
Lihat Butiran Helaian data

Q4004L352 Product Overview

Introduction

The Q4004L352 is a semiconductor device belonging to the category of thyristors. It is commonly used in electronic circuits for controlling power. This entry provides an overview of the Q4004L352, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Thyristor
  • Use: Power control in electronic circuits
  • Characteristics: High current capability, low forward voltage drop
  • Package: TO-220AB
  • Essence: Semiconductor device for power control
  • Packaging/Quantity: Typically packaged individually

Specifications

  • Voltage Rating: 400V
  • Current Rating: 4A
  • Gate Trigger Current (Max): 15mA
  • Gate Trigger Voltage (Max): 1.5V
  • On-State Voltage (Max): 1.7V
  • Holding Current (Min): 10mA
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The Q4004L352 typically has three leads: 1. Anode (A) 2. Cathode (K) 3. Gate (G)

Functional Features

  • High Current Capability: The Q4004L352 can handle relatively high currents, making it suitable for power control applications.
  • Low Forward Voltage Drop: This characteristic minimizes power loss in the circuit.

Advantages and Disadvantages

Advantages

  • Reliable power control
  • Low power dissipation
  • Compact package size

Disadvantages

  • Sensitive to overvoltage conditions
  • Requires careful gate triggering to avoid unintended conduction

Working Principles

The Q4004L352 operates as a controllable switch, allowing current to flow when triggered by a small gate current. Once triggered, it remains conducting until the current falls below a certain level or the voltage across it is reversed.

Detailed Application Field Plans

The Q4004L352 finds applications in various fields, including: - Motor control - Lighting control - Heating control - Power supplies - Industrial automation

Detailed and Complete Alternative Models

Some alternative models to the Q4004L352 include: - Q4004LT - Q4006LH4 - Q4010LH4 - Q4010LTH4

In conclusion, the Q4004L352 is a versatile thyristor with numerous applications in power control circuits. Its high current capability and low forward voltage drop make it a popular choice in various industries.

Word count: 330

Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi Q4004L352 dalam penyelesaian teknikal

  1. What is Q4004L352?

    • Q4004L352 is a silicon-controlled rectifier (SCR) commonly used in electronic circuits for controlling power.

  2. What are the key specifications of Q4004L352?

    • The Q4004L352 SCR has a voltage rating of 400V and a current rating of 4A.

  3. How is Q4004L352 typically used in technical solutions?

    • Q4004L352 is often used for switching and control applications in power supplies, motor control, lighting control, and other industrial equipment.

  4. What are the typical operating conditions for Q4004L352?

    • Q4004L352 operates within a temperature range of -40°C to 125°C and can handle surge currents up to 60A.

  5. Can Q4004L352 be used for AC or DC applications?

    • Q4004L352 is suitable for both AC and DC applications, making it versatile for various technical solutions.

  6. What are the important considerations when designing with Q4004L352?

    • Designers should consider heat dissipation, gate triggering, and protection against overvoltage and overcurrent conditions.

  7. Are there any common failure modes associated with Q4004L352?

    • Common failure modes include thermal runaway due to inadequate heat sinking and damage from voltage or current spikes.

  8. What are the typical alternatives to Q4004L352 for similar applications?

    • Alternatives to Q4004L352 include other SCRs with comparable voltage and current ratings, such as Q4004LT or Q4004LH3.

  9. Can Q4004L352 be used in high-reliability or ruggedized applications?

    • Yes, Q4004L352 is suitable for use in ruggedized and high-reliability applications, provided proper design and operating conditions are maintained.

  10. Where can I find detailed application notes and reference designs for Q4004L352?

    • Detailed application notes and reference designs for Q4004L352 can be found on the manufacturer's website or in technical literature related to SCR applications.