| PartNumber | HCTR-442 | HCTR-441 | HCTR-443 |
| Description | Fixed Inductors 4.2uH 25% .0054ohm Hi Curr Toroidal SMT | Fixed Inductors 2.8uH 25% .0036ohm Hi Curr Toroidal SMT | Fixed Inductors 5.7uH 25% .0075ohm Hi Curr Toroidal SMT |
| Manufacturer | API Delevan Inc. | API Delevan Inc. | API Delevan Inc. |
| Product Category | Fixed Inductors | Fixed Inductors | Fixed Inductors |
| Series | HCTR | HCTR | HCTR |
| Product | Power Inductors | Power Inductors | Power Inductors |
| Type | Toroidal | Toroidal | Toroidal |
| Packaging | Bulk | Bulk | Bulk |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Current Rating | 12.8A | 15.6A | 10.9A |
| Termination Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Height | 0.4 in | 0.4 in | 0.4 in |
| Length | 0.665 in | 0.665 in | 0.665 in |
| Width | 0.665 in | 0.665 in | 0.665 in |
| Package Case | Nonstandard | Nonstandard | Nonstandard |
| Operating Temperature | -30°C ~ 130°C | -30°C ~ 130°C | -30°C ~ 130°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Size Dimension | 0.665" L x 0.665" W (16.89mm x 16.89mm) | 0.665" L x 0.665" W (16.89mm x 16.89mm) | 0.665" L x 0.665" W (16.89mm x 16.89mm) |
| Tolerance | ±25% | ±25% | ±25% |
| Height Seated Max | 0.400" (10.16mm) | 0.400" (10.16mm) | 0.400" (10.16mm) |
| Ratings | - | - | - |
| Shielding | Shielded | Shielded | Shielded |
| Inductance | 4.2μH | 2.8μH | 5.7μH |
| DC Resistance DCR | 5.4 mOhm Max | 3.6 mOhm Max | 7.5 mOhm Max |
| Material Core | Powdered Iron | Powdered Iron | Powdered Iron |
| Current Saturation | - | - | - |
| Q Freq | 29 @ 100kHz | 33 @ 100kHz | 29 @ 100kHz |
| Frequency Self Resonant | 85MHz | 110MHz | 65MHz |
| Frequency Test | 100kHz | 100kHz | 100kHz |
| Maximum DC Current | 12.8 A | 15.6 A | 10.9 A |
| Maximum DC Resistance | 5.4 mOhms | 3.6 mOhms | 7.5 mOhms |
| Self Resonant Frequency | 85 MHz | 110 MHz | 65 MHz |