Leading Power Semiconductor Manufacturer

Introducing our advanced Stud Russian Fast Recovery Diodes, specifically designed to deliver exceptional performance and precise control in high-speed switching applications. These diodes feature a robust stud cathode and stud anode configuration, ensuring superior reliability and durability, even under demanding conditions. With their ultra-fast recovery characteristics, our Stud Russian Fast Recovery Diodes enable swift and accurate switching operations, making them ideal for high-frequency power conversion and fast switching circuits. Additionally, these diodes offer a wide current range, providing flexibility and versatility to meet various power requirements. We also offer a metric device version for seamless integration into metric-based systems, enhancing compatibility and ease of use. Choose our Stud Russian Fast Recovery Diodes for reliable and precise power control, setting new standards in high-speed applications.

Diode Normal/Reverse Polarity

LJD 1 61200 X16

  • LJ-MD 
  • D = Standard Recovery Diode / DF = Fast Recovery Diode / DL = Avalanche Rectifier Diode
  • 1 = Ceramic / 2 = Metal
  • 61 Product Series
  • 200 = IF(AV)
  • X Polarity: None = Reverse (Anode to Stud) / X = Normal (Cathode to Stud)
  • 16 * 100 = VRRM

For Symbols explanation CLICK HERE.

Tc55°C10ms10 ms
DF141-6363400-1400501002.01.0; 2.00.456-100.090RSD4
DF161-160160400-1400202503.53.2; 4.00.2520-300.250RSD6
DF161-200200400-1400203004.33.2; 4.00.2520-300.250RSD6
DF161-250250400-1400303904.53.2; 4.00.1520-300.250RSD6
DF171-320320400-1400305005.35.0; 6.50.1525-350.465RSD7

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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.

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