Selling 125x mono 1 million per Month

Description

This is what I have available in **5mm mono wafer the attachment contains specs. **5 mono wafers Price: $ 7.*5 each Quantity: up to 1 million per month Product: Silicon wafers multi Format **5 mm X **5 mm Thickness **0/**0/**0/**0 µm Production Method: Crystallization by directional solidification 1. Electrical properties Conduction type: p, boron doped DIN ****2 Specific resistivity: min. 0.5 Ωcm to max. 2.0 Ωcm DIN ****1 , grain boundaries not considered, four point probe technique on brick surface center line Lifetime: min. 1.0 µs(measured in **0µm-Wafer) Determination of minority carrier lifetime with µ-PCD (Microwave- PhotoConductive Decay), measured surface area: 2cm from wafer edge, unpassivated surface measurement according to internally standardized method 2. Chemical properties Oxygen concentration, interstitial: max. 8 X ***7 atoms/cm3 DIN ****8 part1: corresponding to ASTMF ***** ******8. F ******8 Carbon concentration, substitutional: max. 1 X ***6 atoms/cm3 DIN ****8 part 2: corresponding to ASTMF *****1 3. Crystal properties Crystal structure: Crystal defects: 4. Geometrical properties Shape of wafer: Length of wafer edges (C, D): Rectangularity / Angle (a) Bevel edge width (L): Bevel edge angle (N): Average wafer thickness: DIN ****1 , part 1 TTV: DIN ****1 , part 1 5. Appearance Flake type chip: Cracks and pin holes: Wafer surface: Saw