Si Cell-30-40
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
Specification
30×40mm Si Solar Cell (SCA) | |
Base Material | |
AR-coating | SiNx-SiO2 |
Dimension | 30mm×40mm |
Cell Area | 12cm2 |
Weight | 0.8g±0.2g（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) | 48 |
Voltage @ Max. Power Vm (mV) | 575 |
Voltage @ Max. Power Jm (mA/ cm²) | 45 |
Minimum Efficiency | 19% |
Average Fill Factor | 78.2% |
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:575mA |
Min. individual current | Isc:570mA |
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 |
