Trina Solar TSM-545DE19

Mono-c-Si
545 W Pmax
37.7 V Voc
18.47 A Isc
31.4 V Vmp
17.37 A Imp
21.06 % eff.
0.7833 FF
55 cells
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IV & PV Curves at STC (1000 W/m², 25 °C)
IV Curves at 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 · All data sources

Parameter Symbol Value Unit
Nameplate (STC)
STC Power STC 545.418 W
PTC Power PTC 505.3 W
Open-circuit voltage V_oc_ref 37.7 V
Short-circuit current I_sc_ref 18.47 A
Max-power voltage V_mp_ref 31.4 V
Max-power current I_mp_ref 17.37 A
Fill factor FF 0.7833 —
Efficiency (STC) η 21.06 %
Temperature Coefficients
Isc temperature coefficient alpha_sc 0.008127 A/°C
Voc temperature coefficient beta_oc -0.099905 V/°C
Pmax temperature coefficient gamma_r -0.371 %/°C
NOCT T_NOCT 45.7 °C
Single-Diode (De Soto) Parameters
Modified ideality factor a_ref 1.44104 V
Light-generated current (ref) I_L_ref 18.4868 A
Saturation current (ref) I_o_ref 7.9e-11 A
Series resistance R_s 0.1072 Ω
Shunt resistance (ref) R_sh_ref 118.142 Ω
Cells in series N_s 55 —
CEC Adjust factor Adjust 15.2753 %
Additional Model Sources
Source Model type Fit quality Citation
CEC module list (via SAM library) Default CEC / De Soto single-diode — https://www.energy.ca.gov/media/2367
Sandia PVsyst single-diode fit PVsyst single-diode NMBE Pmp-0.0068 Sandia National Laboratories — PVsyst single-diode parameter translation. See data/pvsyst_params.README.md. https://pvpmc.sandia.gov/
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Module Specifications
Technology Mono-c-Si
Bifacial No
BIPV No
Cells in series 55
Module area 2.59 m²
NOCT 45.7 °C
Temp. coefficient of Pmax -0.371 %/°C
Temp. coefficient of Voc -0.265 %/°C
Temp. coefficient of Isc 0.044 %/°C
CEC list On the 23 Jun 2026 list
Parameters from 16 Nov 2022 list
Annual degradation 0.55%/yr
Measured Data
No measured data yet for this module.
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