| PartNumber | HM78D-1286R8MLFTR | HM78D-128681KLFTR | HM78D-128680MLFTR |
| Description | Coupled Inductors 6.8uH 20% | Coupled Inductors 680uH 10% | Coupled Inductors 68uH 20% |
| Manufacturer | TT Electronics | TT Electronics | TT Electronics |
| Product Category | Coupled Inductors | Coupled Inductors | Coupled Inductors |
| RoHS | Y | Y | Y |
| Series | HM78D | HM78D | HM78D |
| Inductance Parallel | 6.8 uH | 680 uH | 68 uH |
| Inductance Series | 27.2 uH | 2.72 mH | 272 uH |
| Tolerance | 20 % | 10 % | 20 % |
| Maximum DC Current | 13.1 A | 1.3 A | 4.1 A |
| Maximum DC Resistance | 24 mOhms | 1.145 Ohms | 105 mOhms |
| Length | 12.5 mm | 12.5 mm | 12.5 mm |
| Width | 12.5 mm | 12.5 mm | 12.5 mm |
| Height | 8.05 mm | 8.05 mm | 8.05 mm |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Packaging | Reel | Reel | Reel |
| Product | Coupled Inductors | Coupled Inductors | Coupled Inductors |
| Termination Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Type | Surface Mount Coupled Inductor | Surface Mount Coupled Inductor | Surface Mount Coupled Inductor |
| Brand | BI Technologies / TT Electronics | BI Technologies / TT Electronics | BI Technologies / TT Electronics |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Product Type | Coupled Inductors | Coupled Inductors | Coupled Inductors |
| Factory Pack Quantity | 500 | 500 | 500 |
| Subcategory | Inductors, Chokes & Coils | Inductors, Chokes & Coils | Inductors, Chokes & Coils |