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16%-17% High Efficiency Poly Solar Cells 156x156 with tab wire
Electrical Property
1, Solar Cells Structure
2, Mechanical Date and Design
Format | 156x156mm ±0.5mm |
Diameter | 220±0.5mm |
Thickness | 200±20um |
Weight | 12±0.5g |
Front(-) | 1.8mm bus bars (Silver) |
Blue anti-reflecting coating (Silicon nitride) | |
Back (+) | 3mm wide soldering pads (Silver) |
Back surface field (aluminum). |
3, Electrical Parameters
Efficiency cell (%) | Maximum power Pmpp(w) | Peak voltage Vmp(V) | Peak current Imp (A) | Open-circuit Voltage Voc(V) | Short-circuit current Isc(A) |
17.0-17.2 | 4.14 | 0.523 | 7.957 | 0.628 | 8.454 |
16.8-17.0 | 4.09 | 0.520 | 7.883 | 0.627 | 8.362 |
16.6-16.8 | 4.04 | 0.518 | 7.832 | 0.626 | 8.315 |
16.4-16.6 | 3.99 | 0.516 | 7.779 | 0.623 | 8.265 |
16.2-16.4 | 3.94 | 0.514 | 7.772 | 0.620 | 8.210 |
16.0-16.2 | 3.89 | 0.511 | 7.668 | 0.618 | 8.158 |
15.8-16.0 | 3.84 | 0.509 | 7.610 | 0.615 | 8.102 |
4,Temperature Characteristics
Name | Unit | Value |
α (Isc) | [%/°C] | 0.0574 |
β (Voc) | [%/°C] | -0.3083 |
ϒ (Pmax) | [%/°C] | -0.4060 |
5, Intensity Dependence
Irradiance[W/m²] | Open-circuit voltage[%] | Short-circuit current[%] | Maximum power[%] |
1000 | 100.0 | 100.0 | 100.0 |
800 | 98.56 | 80.05 | 79.86 |
600 | 97.39 | 60.08 | 59.51 |
400 | 95.70 | 40.11 | 39.13 |
200 | 92.66 | 20.07 | 18.88 |
6.I-V Curve & Spectral Response
7.Feature:
High conversion efficiencies resulting in superior power output performance
Outstanding power ourput even in low light or high temperature conditions
Optimized design for ease of soldering and lamination
Long-term stability,reliability and performance
Low breakage rate
Color uniformity
8.Quality Assurance & Control
ISO9001 quality management system and ISO14001 environmental management system standard are completely implemented in our company's solar cell manufacture process.
1, classified efficiency grades by both minimum power and power current
2, Screened for reverse current and shunt resistance
3, Constant reliability monitoring
4, Sorted into four defined color classes
5, Minimal button marks
6, No beading
7,Low warpage and bowing
8, REACH-SVHC and RoHS compliant
How to soldering solar cells
Step 1 Select solar cells
Step 2 Single solar cell soldering
Step 3 Soldering solar cells in series
Working temperature control
Leady ribbon working temperature is 330-350°C, soldering melting point is 179-183°CLead- free ribbon working temperature is 350-400°C, soldering melting point is 227-230°C
Packing Photos
Product Detail Photos
Besides solar cells, we also provide other raw material for solar panel, like pv ribbon wire (solder tabbing wire, bus wire), flux pens, silicon, junction boxes, solar cable, MC connector, solar eva film, solar tpt backsheet, solar alloy frame, solar tempered glass, solar inverter, solar controller etc..