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 |
