瀏覽次數:393by:熾燄光電
Bricks are provided in a pre-cropped condition with minimum lengths of 100 mm for processing into wafers
with the following specifications. The bricks would be as-cut from the ingot, and with no grinding, polishing,
and chamfering.
| Dimensional / Surtace Characteristics | |
| Nominal Edge Length | 156.8 mm |
| Minimum Cropped Length | 100 mm |
| Maximum Cropped Length | 250 mm |
| Surface Condition | As cut by Meyer Burger BS 805 band saw |
| Cracks | None visible or detected by IR scan |
| Inclusions | None visible or detected by IR scan |
| Electrical Specifications | |
| Minimum Resistivity | 0.5 Ω-cm (measured by Semilab WT-2000) |
| Maximum Resistivity | 0.3 Ω-cm (measured by Semilab WT-2000) |
| Minimum Lifetime | 2 μs (measured by Semilab WT-2000) |
| Type | p-type |
| Nominal Elemental Analysis | |
| Primary Donors, Acceptors |
Boron is nominally <1 ppmw; Phosphorus or Gallium levels adjusted to achieve targeted resistivity by type compensation. |
| Total Metals | < 1 ppmw |
| Aluminum | < 0.1 ppmw |
| Iron | < 0.5 ppmw |
| Oxygen | < 8x1017atoms/cc |
| Carbon | < 5x1017atoms/cc |
| Packaging |
|
Bricks are packed in wooden crates, 25 bricks maximum per crate. Foam or cardboard liners are provided at bottom, top, and all surfaces of bricks. |
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