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 curves not yet precomputed for this module. Run python manage.py precompute_iv_curves to generate them.
CEC Single-Diode Model Parameters
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
CEC 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
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