| PartNumber | HM78D-128221KLFTR | HM78D-128220MLFTR |
| Description | Coupled Inductors 220uH 10% | Coupled Inductors 22uH 20% |
| Manufacturer | TT Electronics | TT Electronics |
| Product Category | Coupled Inductors | Coupled Inductors |
| RoHS | Y | Y |
| Series | HM78D | HM78D |
| Inductance Parallel | 220 uH | 22 uH |
| Inductance Series | 880 uH | 88 uH |
| Tolerance | 10 % | 20 % |
| Maximum DC Current | 2.3 A | 6.8 A |
| Maximum DC Resistance | 345 mOhms | 48 mOhms |
| Length | 12.5 mm | 12.5 mm |
| Width | 12.5 mm | 12.5 mm |
| Height | 8.05 mm | 8.05 mm |
| Minimum Operating Temperature | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C |
| Packaging | Reel | Reel |
| Product | Coupled Inductors | Coupled Inductors |
| Termination Style | SMD/SMT | SMD/SMT |
| Type | Surface Mount Coupled Inductor | Surface Mount Coupled Inductor |
| Brand | BI Technologies / TT Electronics | BI Technologies / TT Electronics |
| Mounting Style | SMD/SMT | SMD/SMT |
| Product Type | Coupled Inductors | Coupled Inductors |
| Factory Pack Quantity | 500 | 500 |
| Subcategory | Inductors, Chokes & Coils | Inductors, Chokes & Coils |