200W--240W Mono Solar Module solar wafer

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200W--240W Mono Solar Module solar wafer


company	SOLARBEST_Alice Information Network
Categories	LED Displays
Update	2011-01-20
Original Region	China
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200W--240W Mono Solar Module solar wafer

Current Position: Homepage > PV Products > Products > Wafer >

solar wafer

Time:2010-07-26 15:40Source: Author:zhangying Click:Times

Targray offers a full range of Mono and Multi wafers and can support both your short and long term requirements. Our high quality wafers can be manufactured to your specifications. Please refer to the tables below for our standard 156mm Mu

Targray offers a full range of Mono and Multi wafers and can support both your short and long term requirements. Our high quality wafers can be manufactured to your specifications.

Please refer to the tables below for our standard 156mm Multi and Mono wafer specifications.

Multi 156mm wafer spec

Conductivity type	P 156×156±0.5mm
Shape	Square
Resistivity	0.5/cm-3/cm
Lifetime	≥2s
Oxygen concentration	≤ 1×10₁₈atom/cm₃
Carbon concentration	≤ 5×10₁₆atom/cm₃
Thickness	200m± 20m
TTV	≤ 50 m
BOW	≤ 30 m
Saw mark	≤ 10 m
Chips	L≤1mm, D≤1mm,Max. 2 places

Mono 156mm wafer spec

Crystal Structure		Mono
Crystal Growth Tech.		Czochralski
Crystal Orientation		<100>
Conductance Type		P
Dopant		Boron
Resistivity	ohm-cm	.05 3
Minority Carrier Lifetime	sec	10
Carbon Concentration	atoms/	10^17
Oxygen Concentration	atoms/	10^18
Wafer Thickness		200
Wafer Length		156
Diagonal Length		195
Square Sides Angle	°	90
Corner Length		19.5
TTV		40
Warpage		50