 
| Part No. | Inductance (uH) | Quality Factor | 
                    DCR (OHM) | 
                    Rated DC | |||
| 
                    Nominal | Tole. | 
                    Test | 
                    Spec. | 
                    Test | |||
| HD4D28-2R2N | 2.2 | N | 100KHz | 20 | 1MHz | 0.031 | 2.04 | 
| HD4D28-3R3N | 3.3 | N | 100KHz | 20 | 1MHz | 0.049 | 1.57 | 
| HD4D28-4R7N | 4.7 | N | 100KHz | 30 | 1MHz | 0.072 | 1.32 | 
| HD4D28-6R8N | 6.8 | N | 100KHz | 30 | 1MHz | 0.108 | 1.12 | 
| HD4D28-8R2N | 8.2 | N | 100KHz | 30 | 1MHz | 0.117 | 1.04 | 
| HD4D28-100N | 10 | N | 100KHz | 35 | 1MHz | 0.128 | 1.00 | 
| HD4D28-150 M | 15 | M | 100KHz | 35 | 1MHz | 0.149 | 0.76 | 
| HD4D28-220 M | 22 | M | 100KHz | 35 | 1MHz | 0.235 | 0.70 | 
| HD4D28-330 M | 33 | M | 100KHz | 35 | 1MHz | 0.378 | 0.56 | 
| HD4D28-390 M | 39 | M | 100KHz | 35 | 1MHz | 0.383 | 0.50 | 
| HD4D28-470 M | 47 | M | 100KHz | 35 | 1MHz | 0.587 | 0.48 | 
| HD4D28-560 M | 56 | M | 100KHz | 35 | 1MHz | 0.624 | 0.41 | 
| HD4D28-680 M | 68 | M | 100KHz | 35 | 1MHz | 0.699 | 0.35 | 
| HD4D28-820 M | 82 | M | 100KHz | 35 | 1MHz | 0.914 | 0.32 | 
| HD4D28-101 M | 100 | M | 100KHz | 40 | 0.796MHz | 1.102 | 0.29 | 
| HD4D28-121 M | 120 | M | 100KHz | 40 | 0.796MHz | 1.127 | 0.27 | 
| HD4D28-151 M | 150 | M | 100KHz | 40 | 0.796MHz | 1.135 | 0.24 |