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

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