Shanghai Panmeng Electronic Materials Co., Ltd.
Main products:Silicon Wafer,Silicon Ingot
Products
Contact Us
  • Contact Person : Ms. Wu Maggie
  • Company Name : Shanghai Panmeng Electronic Materials Co., Ltd.
  • Tel : 86-21-3782-1572
  • Fax : 86-21-3373-4521
  • Address : Shanghai,Shanghai,Building A4,No.6638 Beisong Hwy,Songjiang District,Shanghai.
  • Country/Region : China
  • Zip : 201611

N type solar wafer

N type solar wafer
Product Detailed
N type Solar Wafer 1.Dimention :125mm*125mm / 156mm*156mm 2.Dopant :Boron/Phos. 3.Orientation:<100>
Dimension125 mm156 mm
Growth MethodCZCZ
Conductive TypeP / NP  / N
DopantBoron / Phos.Boron / Phos.
Orientation<100><100>
Off Orientation<±2°<±2°
Resistivity0.5 –3 Ω•cm 0.5 –3 Ω•cm
Bulk Lifetime≥10μs≥10μs
Oxygen Content≤1.0*1018 /cm3≤1.0*1018 /cm3
Carbon Content≤5.0*1016 /cm3≤5.0*1016 /cm3
Dimension125*125±0.5mm156*156±0.5mm
Diagonal150±0.5mm/ 165±0.5mm200±0.5mm
Square Sides Angle90±0.3°90±0.3°
Streight Sections Length Deviation29.76±1.0mm21.81±1.0mm
Thickness200±20 μm(thinnest≥180μm)200±20 μm(thinnest≥180μm)
TTV≤30μm≤40μm
Saw Mark≤15μm≤μm
Warp≤50μm≤70μm
ChipsDepth<0.3mm;Length<0.5mmless than 2pcsDepth<0.3mm;Length<0.5mm,less than 2pcs
AppearanceNo Stain, No Pinhole and Cracks byVisual InspectionHave slight saw mark and surface chip
Dislocation Density≤3000 pcs/cm2≤3000 pcs/cm2

N type solar wafer



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