CN

栏目

Solar Cell

Key Features

• Double-sided passivation film, Low surface recombination

• With laser doping of selective p-n junction formation,

 SE technology and the PERC technology perfect union

• High conversion efficiency resulting in superior power output performance

• Outstanding power output even in low light conditions

• Optimized design for ease of soldering and lamination

• Long-term stability, reliability and performance

• Low breakage rate

Color uniformity


  • Characteristics

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Appearance

 Dimension

 157mm±0.25mm;

 Diagonal

 φ220mm±0.5mm;

 Silicon model

 Black silicon

 Thickness

 210μm±20μm

 Front

 Metal catalyzed chemical corrosion suede,blue silicon nitride anti-reflection coatings, 5 silverbusbar, 0.7±0.05mm silver busbar

 Back

 Aluminum oxide, silicon oxynitride and silicon nitride composite passivation film, Full-surface aluminum back-surface field, 1.7±0.1mm ( silver / aluminum )discontinuous soldering pads


Production and Quality control

- Precision cell efficiency sorting procedures;Stringent criteria for color uniformity and appearance;Reverse current and shunt resistance screening;ISO9001,ISO14001 and OHSAS 18001 certified


Drawings

Electrical Performance:

Gear

Conversion efficiency rating(%)

Pm(W)

Voc(V)

Isc(A)

Vm(V)

Im(A)

20.4

≥20.4

5.02

0.648

9.332

0.577

8.694

20.3

≥20.3~20.40

4.99

0.647

9.328

0.575

8.685

20.2

≥20.2~20.30

4.97

0.646

9.323

0.572

8.613%

20.1

≥20.1~20.20

4.95

0.645

9.319

0.57

8.677

20

≥20~20.10

4.13%

0.644

9.315

0.567

8.672

19.9

≥19.90~20

4.89

0.643

9.31

0.565

8.668

19.8

≥19.80~19.90

4.87

0.642

9.306

0.562

8.664

19.7

≥19.70~19.80

4.85

0.641

9.301

0.56

8.655

19.6

≥19.60~19.70

4.82

0.64

9.297

0.557

8.649

19.5

≥19.50~19.60

4.80

0.639

9.213%

0.555

8.644

19.4

≥19.40~19.50

4.77

0.638

9.288

0.552

8.637

19.3

≥19.30~19.40

4.75

0.637

9.243

0.55

8.634

19.2

≥19.20~19.30

4.72

0.636

9.219

0.547

8.628

19.1

≥19.10~19.20

4.70

0.636

9.16

0.545

8.625

19

≥19.00~19.10

4.67

0.636

9.139

0.542

8.621

*Test condition : AM1.5, 1000W/m2 , 25℃. Average accuracy of all tested figures is ±1.5% rel;


Temperature coefficients:

Current temperature coefficient

α(Isc)

+0.06 %/℃

Voltage temperature coefficient

β(Voc)

-0.36%/℃

Power temperature coefficient

γ(Pmax)

-0.36%/℃

*Test condition : AM1.5, 1000W/m2 , 25℃;


Solderability:

Peel strength

≥1.4N/mm

The above can be obtained by soldering iron an 300℃-400℃,with UZON regular flux and ribbon.

*howeverthis may vary due to different flux, ribbons soldering methods and parameters used by the customers.;



• Polycrystalline silicon PERC solar cells GMC157B5 specification instructions,Click to download ↓↓↓