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Key highlights

• The PDU subsystem has been developed as part of the New Generation, state of the art Integrated Avionics for SMALL-GEO satellites.
• The PDU, PMU and OBC subsystems share the same modular architecture.
• Modular configurable design to attend specific mission requirements.

Applications

• Distribute power to Service Platform, Loads and Heaters.

• Distribute power to Service Platform and Payload heaters.

• Control Different type of motors and informs their position.

• Actuate the release mechanism devices

• Acquire telemetry of the subsystem and send it to the OBC upon request.

Key features

Number of modules - 14 (5 different types)
Power Buses - 100 V Main Bus
Distribution Control and Coms Protocol - CAN Bus
Input Power Supply - 18V to 40V

Mass - 18 kg
Dimensions (L x W x H) - 288,5 x 408 x 209,5 mm
Power Consumption @ Typical Configuration - 65 W

Flight heritage

INVAP MAIN MILESTONES & FLIGHT HERITAGE
6 LEO SATELLITES LAUNCHED - 2 LEO SATELLITES AT IN-ORBIT OPERATIONS - 1 LEO SAT UNDER DEVELOPMENT.
2 GEO SATELLITESAT IN-ORBIT OPERATIONS - 1 GEO SAT UNDER DEVELOPMENT.

Manufacturing

INVAP core activities are developed in-house ensuring full control throughout the entire process, thus guaranteeing long-term commitmen twith the client.

Testing & qualification

Application fields - GEO Telecom missions
Lifetime - 15 Years
Radiation - SEL immune / SEU tolerant
Temperature range - -15 / 50 °C Operation / -25 / 60 °C Non-Operative
EMI/EMC - MIL-STD-461
Vibration - 23 g peak, 14 grms

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Last updated: 2024-09-12

INVAP S.E.