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Description:
Parts for power semiconductor devices, and we have passed ISO 9001and ISO 14001.Export to USA, Germany, Russia, India, and so on.OEM
Parts for power semiconductor devices, and we have passed ISO9001 and ISO 14001.Export to USA, Germany, Russia, India, and soon.OEM
Main material:
Ceramic parts: ≥93.5% Al2O3
Glaze: color white or pink, T≥1, 450°
Flange: TU1 (OFHC Cu) or Ni42Fe58 alloy
Copper contact: TU1 (OFHC Cu)
Solder: Ag72Cu28 alloy
Gate tube: TU1 (OFHC Cu) or Ni42Fe58alloy
Technical specifications
The all products can reach to the below standards
Leak rate: ≤1 x 10-8 bar cm3/sec with helium
Flatness of copper surface: ≤0.008mm
Parallelism between copper surfaces: ≤0.03mm
Concentricity between flange and copper: ≤0.5mm
Pull test: ≥5kN/cm2
Temperature cycling: -65° - 200°, 5 circles
Nickel plating thickness: 2-7μm
