Unknown · United States
Mountain Top Fab
onsemi · Mountain Top, PennsylvaniaPublic facility record
- Facility type
- IDM
- Status
- Unknown
- Location precision
- city-level
- Public role
- Manufacturing location with certified site scope
- Site roles
- Wafer fabrication
- Products
- Not disclosed in selected source
- Processes
- Not disclosed in selected source
- Wafer sizes
- Not disclosed in selected source
- Public scale
- Facility-level capacity is not disclosed in the selected source
- Verified
- 2026-08-28
This record does not infer parcel coordinates, facility capacity, ownership, or undisclosed equipment totals.