Philadelphia Solar PS-MNB156(HCBF)-640W

Mono-c-Si Bifacial

641 W Pmax

56.25 V Voc

14.18 A Isc

47.78 V Vmp

13.41 A Imp

22.97 % eff.

0.8033 FF

78 cells

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	640.73	W
PTC Power	PTC	603.9	W
Open-circuit voltage	V_oc_ref	56.25	V
Short-circuit current	I_sc_ref	14.18	A
Max-power voltage	V_mp_ref	47.78	V
Max-power current	I_mp_ref	13.41	A
Fill factor	FF	0.8033	—
Efficiency (STC)	η	22.97	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.004041	A/°C
Voc temperature coefficient	beta_oc	-0.125944	V/°C
Pmax temperature coefficient	gamma_r	-0.3399	%/°C
NOCT	T_NOCT	43.2	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	2.0364	V
Light-generated current (ref)	I_L_ref	14.18812	A
Saturation current (ref)	I_o_ref	1.41e-11	A
Series resistance	R_s	0.15077	Ω
Shunt resistance (ref)	R_sh_ref	263.427	Ω
Cells in series	N_s	78	—
CEC Adjust factor	Adjust	21.5697	%

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Module Specifications

Technology Mono-c-Si

Bifacial Yes

BIPV No

Cells in series 78

Module area 2.79 m²

NOCT 43.2 °C

Temp. coefficient of Pmax -0.340 %/°C

Temp. coefficient of Voc -0.224 %/°C

Temp. coefficient of Isc 0.028 %/°C

CEC list On the 23 Jun 2026 list

Parameters from 23 Jun 2026 list

Measured Data

No measured data yet for this module.

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