Power Supply System [with battery unit]
- Purpose: Designed for power supply of satellite subsystems.
- Year of release: 2018
- Guaranteed service life (years): 1
- Estimated production / delivery time (months): 2
- Flight qualification of the product: Yes
- Brief history of flight qualification: In the composition of the satellites SiriusSat-1.2 (launched on 15.08.18.).
- Possibility to adapt the product to customer requirements: No
| Parameter | Value |
|---|---|
| Dimensions (w/p PC104 connector), mm | 96 х 89 х 14 |
| Mass, g | 58 |
| Number of solar panels channels | 3 |
| Solar panels type | GaAs, Si |
| Solar panels voltage, V | 3..6 |
| Maximum solar panel current per channel, mA | 1500 |
| System bus voltage, V | 8 |
| Summary output current, mA | 5000 |
| Battery type | LiFePO4, Li-Ion |
| Power consumption, max, W | 0.16 |
Power supply system uses power supply unit for power control in assistance with battery unit for energy storage and up to 14 solar panels as electrical source.
Features:
- 3 independent charger units with MPPT function;
- up to 86% input converters efficiency;
- solar panels with coils support;
- 4 output channels with current limits;
- failsafe output switch with timers;
- RBF switch connection;
- long-period hardware watchdog circuit;
- rich telemetry.
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