Vishay Semiconductor Diodes Division
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VS-T90RIA40
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VS-T90RIA40

Product Overview

Category: Semiconductor Devices
Use: Power control and conversion
Characteristics: High power handling, reliable performance
Package: TO-209AB
Essence: Silicon Controlled Rectifier (SCR)
Packaging/Quantity: Single unit

Specifications

  • Voltage Rating: 400V
  • Current Rating: 90A
  • Gate Trigger Current: 200mA
  • Operating Temperature Range: -40°C to 125°C
  • Mounting Type: Through Hole
  • Package / Case: TO-209AB

Detailed Pin Configuration

  1. Anode
  2. Cathode
  3. Gate

Functional Features

  • High current capability
  • Low forward voltage drop
  • Fast switching speed
  • High surge capability

Advantages

  • Robust and reliable
  • Suitable for high power applications
  • Fast response time

Disadvantages

  • Sensitive to voltage transients
  • Requires careful heat management

Working Principles

The VS-T90RIA40 is a silicon-controlled rectifier that controls the flow of electric current by using a small trigger current applied to its gate terminal. Once triggered, it allows a large amount of current to flow from the anode to the cathode until the current drops below a certain threshold.

Detailed Application Field Plans

The VS-T90RIA40 is commonly used in industrial power control applications such as motor drives, welding equipment, and AC power control systems. Its high current handling capability and robust nature make it suitable for demanding environments.

Detailed and Complete Alternative Models

  1. VS-T70RIA40
    • Voltage Rating: 400V
    • Current Rating: 70A
    • Package: TO-209AB
  2. VS-T110RIA40
    • Voltage Rating: 400V
    • Current Rating: 110A
    • Package: TO-209AB

In conclusion, the VS-T90RIA40 is a high-power SCR with robust characteristics and reliable performance, making it suitable for various industrial power control applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací VS-T90RIA40 v technických řešeních

  1. What is the maximum current rating of the VS-T90RIA40?

    • The maximum current rating of the VS-T90RIA40 is 90 amperes.

  2. What is the voltage rating of the VS-T90RIA40?

    • The voltage rating of the VS-T90RIA40 is typically 400 volts.

  3. Can the VS-T90RIA40 be used for phase control applications?

    • Yes, the VS-T90RIA40 is designed for phase control and can be used in various phase control applications.

  4. What are the typical applications of the VS-T90RIA40?

    • The VS-T90RIA40 is commonly used in industrial heating, motor control, power supplies, and lighting control applications.

  5. Does the VS-T90RIA40 require a heat sink for operation?

    • Yes, the VS-T90RIA40 requires a proper heat sink to dissipate heat generated during operation.

  6. What is the recommended mounting torque for the VS-T90RIA40?

    • The recommended mounting torque for the VS-T90RIA40 is typically 1.0 Nm.

  7. Is the VS-T90RIA40 suitable for high-temperature environments?

    • The VS-T90RIA40 is designed to operate in temperatures up to 125°C, making it suitable for high-temperature environments.

  8. What is the maximum junction temperature of the VS-T90RIA40?

    • The maximum junction temperature of the VS-T90RIA40 is 150°C.

  9. Can the VS-T90RIA40 be used in AC power control systems?

    • Yes, the VS-T90RIA40 is suitable for AC power control systems and can handle high-power AC loads.

  10. Does the VS-T90RIA40 have built-in overcurrent protection?

    • No, the VS-T90RIA40 does not have built-in overcurrent protection and requires external protection circuitry for overcurrent conditions.