YIM
| Quantity: | |
|---|---|
Space Silicon Solar Cell Strong Radiation|Yim Space-Satellite Power System Supplier
Silicon solar cells are based on monocrystalline silicon wafers, utilizing high-efficiency and low-cost back surface passivation technology combined with space radiation-hardening techniques. They balance space application requirements and cost-effectiveness, employing interconnect plates and glass cover plates for encapsulation, featuring high conversion efficiency and strong radiation resistance.
Application
LEO,MEO,GEO and explorations of the spacecraft
Flight experience
Satellites
Each product we will provide a rigorous test report.
Specification
Base Material | |
AR-coating | SiNx-SiO2 |
Dimension | 40mm×80mm |
Cell Area | 32cm2 |
Weight | 2g±0.3g（SCA） |
Thickness | 240μm±20μm（SCA） |
Coverglass | Radiation-resistant coated glass cover plate |
Coverglass Thickness | 120μm |
Interconnectors- | Kovar coated with Ag |
Interconnectors Thickness | 25±5μm |
Typical Electrical Parameters (SCA) | |
Average Open Circuit Voc (mV) | 689 |
Average Short Circuit Jsc (mA/ cm²) | 47.14 |
Voltage @ Max. Power Vm (mV) | 556 |
Voltage @ Max. Power Jm (mA/ cm²) | 46.2 |
Minimum Efficiency | 19% |
Average Fill Factor | 79% |
Radiation Degradation (Fluence 1MeV) | |
Parameters:1×1014 | |
Im/Im0 | 0.88 |
Vm/Vm0 | 0.92 |
Pm/Pm0 | 0.81 |
Acceptance Values (SCA) | |
Voltage VL | 680mV |
Min. average current | Isc:1500mA |
Min. individual current | Isc:1480mA |
Temperature Coefficient | |
Parameters:The test temperatures were 25 ℃, 45 ℃, 65 ℃, and 85 ℃, and the temperature coefficient of SCA was obtained by curve fitting calculation | |
Jsc (µA/cm² / °C) | 24 |
Voc (mV/°C) | -1.8 |
Jm (µA/cm² / °C) | 24 |
Vm (mV/°C) | -1.8 |
