PCDU

Company : Erems
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PCDU

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EREMS designed a Rad Tolerant Power Conditioning And Distribution Unit for nanosatellites

  • Based on a modular architecture for multi-missions rapid commissioning (6U-27U)
  • PCDU Nano offers performance above 90% efficiency reliability for 5 years missions radiation tolerant design (SET, SEU, SEL)
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Flight heritage
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Key Features #1

Distribution Module :

  • Up to 10W / 5V and 6W / 3.3V per distribution module
  • Up to 14x permanent or switchable LCL protected power distribution lines per module with full monitoring
  • Thermal knives power lines for solar arrays deployment
  • CAN Bus for inter modules communication RS485 Bus compliant with NSP protocol for OBC communication and EPS Telemetry

Key Features #2

Direct Energy Transfer Module :

  • Up to 5x20W solar sections per module
  • Direct Energy Transfer for enhenced thermal management on higher power configurations and/or EMI sensitive applications
  • Battery I/F with T° acquisition and heaters power lines (up to 2 per modules)

Key Features #3

PWM Module :

  • Up to 4x12W solar sections per module
  • Digital Maximum Power Point Tracking on each channel for solar array design optimization
  • Battery I/F with T° acquisition and heaters power lines (up to 2 per modules)

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