The discussion centers on the search for a datasheet for the CY20F high voltage diode, specifically a 20 kV component. The original poster has been unable to find relevant data and is seeking assistance. Two companies known for high voltage diodes, CKE and OCRAM, are mentioned as potential sources. The conversation highlights the difficulty in locating specific technical information for this diode. Overall, the thread emphasizes the need for more accessible data on high voltage diodes.