SiC Schottky Blocking Diode for Bepi Colombo

SiC Schottky Blocking Diode for BepiColombo Solar Array

Project: SiC Schottky Blocking Diode for BepiColombo Solar Array 

Customer: ESA (European Space Agency)

BepiColombo SiC Diodes Test Setup

BepiColombo SiC Diodes Test Setup

Alter Technology as reference test house 

  • -Screening of a high number of devices under very harsh conditions: Custom testing setup
  • -High Temperature: 270ºC
  • -Low temp: -170ºC
  • -High Voltage tests: 250V
  • -High Power tests: 2.5A

Long lasting tests with constant monitoring of electrical parameters and temperature of each single diode.

SiC Schottky Blocking Diode for Bepi Colombo

SiC Schottky Blocking Diode for Bepi Colombo

500h monitoring of reverse biased diodes

Monitoring diode

Radiation testing of the devices 

CONCLUSION

  • -Gamma Radiation

diode gamma radiation

  • -Protons Radiation

diode protons radiation

  • Heavy Ions Radiation
    • (sensitivity recently discovered)

heavy ions radiation diode

More ongoing radiation campaigns to understand the device degradation under heavy ions radiation.

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