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Related Experiment Videos

High performance thyratron driver with low jitter.

Rishi Verma1, P Lee, S V Springham

  • 1Natural Sciences and Science Education, NIE, Nanyang Technological University, Singapore, Singapore.

The Review of Scientific Instruments
|September 4, 2007
PubMed
Summary
This summary is machine-generated.

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A new insulated gate bipolar junction transistor driver precisely controls thyratrons for high-performance applications. This driver offers fast rise times, minimal jitter, and a wide repetition rate, enhancing operational stability and reliability.

Area of Science:

  • Electrical Engineering
  • Plasma Physics
  • Pulsed Power Systems

Background:

  • Thyratrons are critical high-power switching devices used in various scientific and industrial applications.
  • Operating thyratrons in grounded grid mode requires specialized driver circuits for optimal performance and stability.
  • Existing driver solutions may face limitations in terms of speed, jitter, and integrated functionality.

Purpose of the Study:

  • To design and develop a high-performance driver for thyratrons operating in grounded grid mode.
  • To achieve precise control over thyratron triggering with specific pulse parameters.
  • To integrate essential auxiliary functions into a compact driver module.

Main Methods:

  • Utilized insulated gate bipolar junction transistor (IGBT) technology for the driver circuit design.

Related Experiment Videos

  • Implemented careful design strategies to meet stringent specifications for pulse rise time, jitter, and time delay.
  • Developed a comprehensive module incorporating heating, biasing, and protection circuitry.

    • Main Results:

    • The developed driver achieves a trigger output pulse rise time of less than 30 ns.
    • Demonstrated jitter of less than +/-1 ns and a time delay of less than 160 ns.
    • Successfully produced a -600 V pulse with a 500 ns FWHM at repetition rates from 1 Hz to 1.14 kHz.

    Conclusions:

    • The IGBT-based driver provides a high-performance solution for operating thyratrons in grounded grid mode.
    • The driver meets demanding specifications for precise pulse generation, crucial for pulsed power applications.
    • The integrated design enhances usability and reliability, offering a complete package for thyratron operation.