Specific Process Knowledge/Thermal Process/A3 Phosphor Drive-in furnace: Difference between revisions
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!style="background:silver; color:black;" align="center"|Purpose | !style="background:silver; color:black;" align="center"|Purpose | ||
|style="background:LightGrey; color:black"|Drive-in of | |style="background:LightGrey; color:black"| | ||
*Drive-in of phosphorous | |||
*Oxidation of silicon | |||
*Oxidation of phosphorous phase layer | |||
*Annealing of the oxide. | |||
|style="background:WhiteSmoke; color:black"|Oxidation: | |style="background:WhiteSmoke; color:black"|Oxidation: | ||
*Dry | *Dry | ||
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|style="background:LightGrey; color:black"|Film thickness | |style="background:LightGrey; color:black"|Film thickness | ||
|style="background:WhiteSmoke; color:black"| | |style="background:WhiteSmoke; color:black"| | ||
*Dry SiO<sub>2</sub>: 50 Å to ~2000 Å (takes too long to | *Dry SiO<sub>2</sub>: 50 Å to ~2000 Å (it takes too long to grow a thicker oxide) | ||
*Wet SiO<sub>2</sub>: 50 Å to ~3 µm (takes too long to | *Wet SiO<sub>2</sub>: 50 Å to ~3 µm (it takes too long to grow a thicker oxide) | ||
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!style="background:silver; color:black" align="center" valign="center" rowspan="3"|Process parameter range | !style="background:silver; color:black" align="center" valign="center" rowspan="3"|Process parameter range | ||
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|style="background:LightGrey; color:black"|Batch size | |style="background:LightGrey; color:black"|Batch size | ||
|style="background:WhiteSmoke; color:black"| | |style="background:WhiteSmoke; color:black"| | ||
*1-30 | *1-30 100 mm wafer (or 50 mm wafers) per run | ||
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| style="background:LightGrey; color:black"|Substrate material allowed | | style="background:LightGrey; color:black"|Substrate material allowed | ||
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*Silicon wafers (RCA cleaned) | *Silicon wafers (RCA cleaned) | ||
*From A4 furnace directly (e.g. incl. Predep HF) | *From A4 furnace directly (e.g. incl. Predep HF) | ||
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