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Satellite Power Distribution and Thermal Control Management Unit China Suppliers Factory
Looking for a reliable Power Distribution and Thermal Control Management Unit? Our China factory provides high-precision, radiation-hardened PDTCMU modules. As leading suppliers, we offer integrated power and thermal solutions for space-based platforms.
SupplierAstralink Science and Technology Co., Ltd.www.space-navi.com
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About this product
Product information from the supplier.
The Power Distribution and Thermal Control Management Unit (PDTCMU) is a high-precision, integrated system engineered for the rigorous demands of space-based platforms. By seamlessly merging power distribution, thermal regulation, and real-time system monitoring into a single compact module, it ensures that satellites and spacecraft maintain peak operational efficiency. The unit acts as the central nervous system for electrical flow, directing power from solar arrays or battery packs to critical onboard subsystems while safeguarding equipment against the volatile environment of space.
Designed to withstand extreme thermal fluctuations and intense radiation, the PDTCMU employs advanced control mechanisms to manage heat pipes, radiators, and thermal insulation. With integrated sensors for real-time data collection, the system dynamically adjusts power and temperature levels to prevent overheating or freezing of sensitive electronics. This robust architectural approach ensures long-term mission reliability and the survival of critical satellite components during long-duration space missions.
Detailed Parameters
| Product Model | CG-DJ-PD-100 / CG-DJ-PD-300 | Envelope Size | 94x94x46mm / 150x120x57mm |
|---|---|---|---|
| Unit Weight | 0.5kg / 1.3kg | Power Consumption | 1W / 8.5W (Incl. DCDC static) |
| Power Distribution | 10ch 12V, 7ch 5.2V / 6ch 28V, 8ch 12V, 5ch 5.2V | Heater Band Drive | 11ch (max 2W/ch) / 15ch (max 10W/ch) |
| Analog Data Collection | 20 channel, 12-bit / 34 channel, 12-bit | SADA Driving | 2 channel (Both Models) |
| Fuse Control | 2ch (4~6A) / 2ch (5~6A) | Supply Cycle | 4 Months |
Key Advantages
Radiation Hardened
Engineered with robust protection against electrical surges and space radiation to ensure long-term mission success.
Real-time Monitoring
Integrated 12-bit data collection channels provide instantaneous feedback on power and temperature levels.
Thermal Stability
Precise control of heater bands and radiators maintains optimal temperatures for sensitive electronics.
Compact Integration
Combines distribution and thermal management into a single module, reducing spacecraft mass and volume.
Dynamic Adjustment
Intelligent power flow management adapts to varying loads from solar panels and batteries in real-time.
High Scalability
Available in multiple configurations (PD-100 and PD-300) to fit different satellite payload requirements.
Product Gallery
Management Platforms
Power Distribution
Multi-channel output management for 5.2V, 12V, and 28V system requirements.
Thermal Regulation
Active heater band driving and radiator control for precise thermal envelopes.
Telemetry Sensing
High-resolution 12-bit analog inputs for continuous health monitoring.
Circuit Protection
Integrated fuse control mechanisms to prevent system-wide failures from surges.
SADA Integration
Dedicated driving channels for Solar Array Drive Assembly synchronization.
Energy Optimization
Ultra-low static power consumption to maximize battery life during eclipse.
Investment Return Comparison
| Feature | Standard Modules | PDTCMU Integrated Unit |
|---|---|---|
| System Mass | High (Multiple Units) | Ultra-Low (Single Module) |
| Power Efficiency | Moderate Loss | High (Optimized DCDC) |
| Control Logic | Fragmented | Unified Centralized Control |
| Integration Time | Long (Manual Wiring) | Short (Plug-and-Play) |
| Reliability | Medium (More Failure Points) | High (Redundant Protection) |
Frequently Asked Questions
Q: What is the primary function of the PDTCMU in satellite manufacturing?
The PDTCMU integrates power distribution and thermal management into one unit, ensuring stable electricity flow to subsystems while maintaining critical temperature ranges for aerospace electronics.
Q: How does the unit handle extreme space radiation?
It is engineered with radiation-hardened components and robust electrical protection circuits to prevent malfunctions caused by cosmic radiation and electrical surges.
Q: Can the PDTCMU support different voltage requirements for various components?
Yes, depending on the model, it provides multiple distribution channels for 5.2V, 12V, and 28V to accommodate diverse onboard equipment.
Q: What is the accuracy of the temperature and analog data collection?
The unit utilizes high-precision 12-bit collecting channels, allowing for granular monitoring of thermal and electrical states across dozens of channels.
Q: How does the heater band drive system prevent equipment freezing?
The PDTCMU monitors real-time temperature data and automatically triggers designated heater bands (up to 15 channels) to maintain the minimum operational temperature.
Q: What is the lead time for the supply cycle of these units?
The standard supply cycle for the PDTCMU series is approximately 4 months from order confirmation to delivery.
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Astralink Science and Technology Co., Ltd.
