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| Part Number | PC44PQ40/40Z-12 | 
| Datasheet | PC44PQ40/40Z-12 datasheet | 
| Description | FERRITE CORE FOR SWITCHING POWER | 
| Manufacturer | TDK Corporation | 
| Series | - | 
| Part Status | Active | 
| Core Type | PQ | 
| Inductance Factor (Al) | - | 
| Tolerance | ±25% | 
| Gap | PC44 | 
| Effective Permeability (µe) | - | 
| Initial Permeability (µi) | PQ 40 x 40 | 
| Material | Ungapped | 
| Core Factor (ΣI/A) mm1 | - | 
| Effective Length (le) mm | - | 
| Effective Area (Ae) mm² | 0.508 | 
| Minimum Core Cross Section (Amin) mm² | 102 | 
| Effective Magnetic Volume (Ve) mm³ | 201 | 
| Finish | - | 
| Supplier Device Package | 20500 | 
| Height | Uncoated | 
| Length | 39.75mm | 
| Width | 40.50mm | 
| Diameter | 28.00mm |