Leading Power Semiconductor Manufacturer

The Rectifier Diode Disc SD series is a high-performance power semiconductor device manufactured by our company, featuring advanced diffusion junction technology, a fully enclosed ceramic package, and a metal flat-plate structure design for excellent thermal performance and durability. With its high-current rating and ability to handle high surge currents, the SD series is ideal for a wide range of high-power applications. The double-sided cooling design enables efficient heat dissipation, while its compact and rugged package delivers reliable and efficient performance. Whether you need a solution for industrial power supplies or welding equipment, the Rectifier Diode Disc SD series is a reliable and efficient choice.


LJSD 200 C

  • LJ-MD 
  • SD Standard Recovery Diode
  • 200 IF(AV)
  • C Capsule Package

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Part NumberVRRMIF(AV)IRRMVFM/IFMRTH(j-hs)TjmOutline
LJ-SD200C200-3000200151.8/6000.0901503.3 - 5.5E1/E2
LJ-SD300C200-3000300151.8/6000.0651505.3 - 10E1/E2
LJ-SD400C200-3000400151.8/12000.04015010 - 20E1/E2
LJ-SD500C200-5000500151.8/15000.04015010 - 20E2/E3/E5
LJ-SD600C200-5000600201.8/18000.03315010 - 20E3/E5
LJ-SD800C200-5000800302.2/24000.02215019 - 26E5/E6
LJ-SD1000C200-50001000302.0/30000.02215019 - 26E5/E6/E8
LJ-SD1200C200-50001200502.2/30000.02015021 - 30E8
LJ-SD1500C200-50001500502.0/30000.02015021 - 30E8/E9
LJ-SD2000C200-50002000702.2/40000.01615030 - 40E11/E12/E13
LJ-SD2500C200-50002500702.2/50000.01115035 - 47E11/E12/E13
LJ-SD3000C200-50003000702.0/50000.01615030 - 40E11/E12/E13
LJ-SD3500C200-50003500702.0/50000.01115035 - 47E14/E15
LJ-SD4000C200-50004000702.0/50000.00915070 - 85E14/E15
LJ-SD5000C200-50005000702.5/50000.013517070 - 85E14/E15
LJ-SD6000C200-50006000702.5/50000.015019070 - 85E14/E15
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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.