Leading Power Semiconductor Manufacturer

Russian Fast Thyristor Disc series

Our Russian Fast Thyristors encompass disc-shaped power semiconductor devices that incorporate advanced full diffusion technology and are packaged in flat-plate ceramic enclosures. These thyristors feature a robust design with a center gate structure, enabling efficient double-sided cooling for effective heat dissipation. With their superior characteristics, these devices exhibit fast switching capabilities and low switching losses. The Russian Fast Thyristors are specifically designed for high-speed switching applications, making it well-suited for demanding industries such as motor drives, power supplies, and inverters. With its excellent dynamic performance and reliable operation, this series offers a dependable solution for high-power and high-voltage applications.

Thyristor Circuit Diagram

LJTB 32340016

  • LJ-MD
  • TB  Fast Thyristor
  • 323  Device Outline Code
  • 400  Current Code: IF(AV) or IT(AV)
  • 16  Voltage Code x 100 = VRRM

For Symbols explanation CLICK HERE.

Tc = 55°CTc = 70°C10 ms25°C25°C
TB323-400300 - 1400404006286.52.7/1250500500 - 10003.5300⩽ 2000.03512.5 - 40100.10RC2 RC3
TB333-500300 - 1400405007857.52.2/1570500500 - 10003.5300⩽ 2000.03516 - 40100.18
TB343-500500 - 1000505007859.02.6/1570500500 - 10003.5300⩽ 2000.02825 - 40150.16RC4
TB143-630500 - 14005063099010.52.1/2000500500 - 10003.5300⩽ 3000.02825 - 50150.16
TB153-630600 - 140010063099010.52.4/20006301000 - 16003.5400⩽ 3000.02120 - 50240.55RC5
TB453-800600 - 1400100800125015.02.3/25006301000 - 16003.5400⩽ 3000.02125 - 63240.55
TB143-5001400 - 2400705008009.02.5/1570500500 - 10002.5300⩽ 2000.03525 - 63150.24RC4
TB553-8001400 - 2400120800125017.02.8/2500630500 - 10002.5400⩽ 4000.02125 - 63240.55RC6
TB453-1000600 - 14001001000160016.02.5/31406301000 - 16003.5400⩽ 4000.02140 - 63240.55
TB273-20001400 - 24001202000320040.01.85/62801000500 - 10005.0400⩽ 4000.01140 - 63451.20RC8

For Any Help Or Datasheet

Looking to revolutionize your power control solutions? Look no further. At LJ-MD, we specialize in delivering cutting-edge diode and thyristor technologies that meet the highest industry standards. With a strong focus on innovation, reliability, and performance, our products are designed to excel in a wide range of power applications.


From high surge current capability to precise power control, our diodes and thyristors offer exceptional features that cater to your specific needs. Whether you require efficient rectification, fast switching, or precise phase control, our products deliver reliable and precise results.


At LJ-MD, we understand that every project is unique. That’s why we provide personalized support and guidance to ensure you find the perfect solution for your requirements. Our team of experts is always ready to assist you in selecting the right product and providing technical assistance.


Don’t miss out on the opportunity to optimize your power control systems. Contact us today to discuss your project requirements, and let us help you find the ideal diode or thyristor solution to drive your success.

Please leave your contact information for us to get in touch with you.

We are open to manufacturing products at our production facilities according to your requests and technical specifications.