32% Space GaAs Epitaxial Wafer
Details
OVERVIEW
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SPACE Wafers contain triple junction InGaP/GaAs/Ge epi-layer structures with efficiencies of up to 30% available in large-scale production.
These wafers can be used for any further processing and customized cell designs.
We supply SPACE unprocessed Epitaxial Wafers of class 32% contain our high-efficiencyGaInP/GaAs/Ge based epitaxial layers on a Ge substrate. These epixial wafers can be used forany further processing and customized cell designs.
SPECIFICATIONS
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Substrate Material ：GaInP/GaInAs/Ge on Ge substrate Base
Material ：100 mm ±0.20
Thickness ：145 μm ±15 μm or 175 μm ±15 μm
Major Flat length ：32.5 mm ±2 mm
Major Flat orientation：(100) ±2°
Average Weight ：≤ 93 mg/cm2
Laser mark labelAlpha-numeric
Typical Performance Data
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Fluence | [e/cm2] | BOL | 1E14 | 5E14 | 1E15 |
Efficiency ηbare | [%] | 30.4 | 28.8 | 27.0 | 25.26 |
Short Circuit Jsc | [mA/cm2] | 17.37 | 17.4 | 16.8 | 17.61 |
Open Circuit Voc | [V] | 2.73 | 2.643 | 2.577 | 2.45 |
Current @ Max. Power Jm | [mA/cm2] | 16.6 | 16.4 | 16.0 | 15.74 |
Voltage @ Max. Power Vm | [V] | 2.44 | 2.376 | 2.283 | 2.17 |
AM0（1353W/m2，T=25℃）@fluence 1MeV
Temperature Gradients
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Fluence | [e/cm2] | BOL | 1E14 | 5E14 | 1E15 |
Short Circuit Jsc | [μA/cm2/℃] | 12.0 | 11.0 | 12.0 | 13.0 |
Open Circuit Voc | [mV/℃] | -5.6 | -6.0 | -6.2 | -6.3 |
Current @ Max. Power Jm | [μA/cm2/℃] | 9.0 | 8.0 | 9.5 | 10.0 |
Voltage @ Max. Power Vm | [mV/℃] | -5.8 | -6.1 | -6.5 | -6.6 |
Temperature Coefficien（t 20℃~80℃） | @flue | nce 1MeV |
Layer StructureTypical IV-Curve
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FAQ
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1. About Price:
All of our prices are competitive and negotiable. The price varies depending on the configuration and customization complexity of your device.
2. About Sample:
We can provide sample production services for you, but you may provide some fees.
3. About Payment：After the plan is confirmed, you need to pay us a deposit first, and the factory will start preparing the goods. After the
goods is ready and you pay the balance, we will ship it.
4. About Delivery:
After the goods manufacturing is completed, we will send you the acceptance video, and you can also come to the site to inspect the equipment.