First Solar Inc. FS-277
Thin Film
77.281
W Pmax
93.0
V Voc
1.21
A Isc
70.9
V Vmp
1.09
A Imp
10.73
% eff.
0.6868
FF
116
cells
IV & PV Curves at STC (1000 W/m², 25 °C)
IV Curves — Multiple Conditions
Irradiance sweep at 25 °C
Temperature sweep at 1000 W/m²
Single-Diode Model Parameters
Source: California Energy Commission module list · retrieved via SAM library · energy.ca.gov
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Nameplate (STC) | |||
| STC Power | STC | 77.281 | W |
| PTC Power | PTC | 74.6 | W |
| Open-circuit voltage | V_oc_ref | 93.0 | V |
| Short-circuit current | I_sc_ref | 1.21 | A |
| Max-power voltage | V_mp_ref | 70.9 | V |
| Max-power current | I_mp_ref | 1.09 | A |
| Fill factor | FF | 0.6868 | — |
| Efficiency (STC) | η | 10.73 | % |
| Temperature Coefficients | |||
| Isc temperature coefficient | alpha_sc | 0.000576 | A/°C |
| Voc temperature coefficient | beta_oc | -0.220968 | V/°C |
| Pmax temperature coefficient | gamma_r | -0.1655 | %/°C |
| NOCT | T_NOCT | 44.9 | °C |
| Single-Diode (De Soto) Parameters | |||
| Modified ideality factor | a_ref | 2.69554 | V |
| Light-generated current (ref) | I_L_ref | 1.22557 | A |
| Saturation current (ref) | I_o_ref | — | A |
| Series resistance | R_s | 12.4905 | Ω |
| Shunt resistance (ref) | R_sh_ref | 970.821 | Ω |
| Cells in series | N_s | 116 | — |
| CEC Adjust factor | Adjust | -37.1171 | % |
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Module Specifications
Technology
Thin Film
Bifacial
No
BIPV
No
Cells in series
116
Module area
0.72 m²
Dimensions
1.2 × 0.6 m
NOCT
44.9 °C
CEC listing date
11/16/2022
Annual degradation
0.5%/yr
Measured Data
No measured data yet for this module.
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