SEMIKRON – HSK E 14000/6300‑0,4 – High‑Voltage Rectifier Diode

The SEMIKRON HSK E 14000/6300‑0,4 is a high-voltage, ceramic-tube rectifier diode designed for circuit applications requiring avalanche operation and high repetitive peak reverse voltage. Encapsulated in a hermetic glass-ceramic tube, it can be fastened via threaded or soldered connections and is suitable for operation in both air and oil environments. Primarily used in high-voltage power supplies, laser systems, and measurement or medical equipment.

Key Features:

• Model: HSK E 14000/6300‑0,4

• Brand: SEMIKRON  

• Type: Hermetic, avalanche-type rectifier diode

• Maximum Ratings:

  • Reverse voltage (VRRM): 32 kV (40 kV RMS)

  • Forward current: 0.5 A (avalanche-rated)  

• Forward Voltage Drop: ~0.6 V at rated current  

• Power Dissipation: ~0.4 W  

• Thermal Resistance Junction–Ambient: ~10 °C/W

• Case Style: Ceramic tube hermetically sealed (HSK E)  

• Mounting: Suitable for solder or screw installation; compatible with air or oil immersion  

• Temperature Range: –40 °C to +150 °C