BSE-P157-BB9 Solar cells Standard Poly Solar Cells

Features

PID resistance

Back busbar tension ≥2.0N

Strict Appearance and EL TestWarpage≤2.0mm
Accurate Electrical performance measurement
Front busbar tension≥1.5N


Technical specifications

Item/型号

157.0mm Poly solar cells/
157.0mm聚太阳能电池

Dimensions/外形尺寸

157.0mm×157.0mm±0.25mm square wafers/
157.0mm×157.0mm±0.25mm方形晶圆

Diameter/直径

220±0.25mm 

Thickness/厚度

190um±20um

Front/正面

0.07 mm silver bus bar and 106 fingers
0.07毫米银色母线和106个针脚

Silicon Nitride antireflection coating
氮化硅抗反射涂层

Back/反面

1.3mm segmented soldering silver pads
1.3mm分段焊接银垫

Back surface field (aluminum)
背面场(铝)

Temperature  Coefficients
温度系数

TKVoltage:-0.39 % / °C;TKCurrent:+0.07 % / °C;TKPower:-0.38 % / °C



Electric feature

Pmpp(W)

Efficiency

Umpp(V)

Impp(A)

Uoc(V)

Isc(A)

FF

5.18

21

0.568

9.113

0.668

9.599

80.73

5.15

20.9

0.567

9.086

0.667

9.58

80.62

5.13

20.8

0.566

9.058

0.666

9.561

80.52

5.1

20.7

0.565

9.031

0.665

9.542

80.41

5.08

20.6

0.564

9.003

0.664

9.516

80.36

5.05

20.5

0.563

8.975

0.663

9.495

80.27

5.03

20.4

0.561

8.963

0.661

9.491

80.15

5

20.3

0.56

8.935

0.66

9.472

80.04

4.98

20.2

0.559

8.907

0.659

9.453

79.93

Testing conditions : 1000W/m2 , AM 1.5 , 25℃ , Tolerance : Efficiency ± 0.2% abs.,Pmpp ± 1.5%rel, Area:245.70cm2


The final interpretation right of dynamic change of the above technical parameters belongs to Bright Solar Energy Co., LTD