About usNewsKnow the solarExamplesQ&AJob openingContact usNew products

HOMESEMICONDUCTOR MATERIAL/SUBSTRATE
Search
GaAs wafer ‧InP wafer ‧Solar Silicon wafer ‧Solar Cell
 
Solar Silicon Wafer
Monocrystalline Silicon Wafer

Parameter

Spec.

Unit

Crystal Type

Monocrystalline

 

Growth Method

CZ

 

Conduction Type

p-type/boron

 

Surface Orientation

(100) ±5∘

 

Side Orientation

<001>

 

Resistivity

0.5 to 3

Ohm/cm

Lifetime

≧10 with passivation

μs

Carbon Content

≦1.0E17

Atoms/cm3

Oxygen Content

≦1.0E18

Atoms/cm3

Wafer Length

156 ± 0.5

mm

Diagonal Length

195 or 200 ± 1

mm

Straight Length Deviation

≦1

 

Square Angle

90 ± 0.2

Deg

Thickness

200 ± 20

μm

TTV

≦ 40

μm

Bow

≦ 50

μm

Saw mark depth

≦ 20

μm

Edge defect/ Chips

≦1, not longer and deeper than 0.1mm

 
 
Taipei Taiwan:  Tel:886-2-28250196/Email:toptower@tpts1.seed.net.tw  
Tainan Taiwan: Tel:886-6-7032227/Email:toptower@ms31.hinet.net Beijing China: Tel:86-10-88389596/Email:top_crystaltech@yahoo.com.cn

Design by Bluesky