| PartNumber | SRR4028-391Y | SRR4028-390Y | SRR4028-331Y |
| Description | Fixed Inductors 390uH 30% SMD 4028 | Fixed Inductors 39uH 30% SMD 4028 | Fixed Inductors 330uH 30% SMD 4028 |
| Manufacturer | Bourns | Bourns Inc. | Bourns Inc. |
| Product Category | Fixed Inductors | Fixed Inductors | Fixed Inductors |
| RoHS | Y | - | - |
| Termination Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Shielding | Shielded | Shielded | Shielded |
| Inductance | 390 uH | 39μH | 330μH |
| Tolerance | 30 % | ±30% | ±30% |
| Maximum DC Current | 260 mA | 800 mA | 300 mA |
| Maximum DC Resistance | 2.2 Ohms | 250 mOhms | 1.7 Ohms |
| Self Resonant Frequency | 4 MHz | 14 MHz | 5 MHz |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 125 C | - | - |
| Q Minimum | 13.18 | 9.74 | 16.48 |
| Test Frequency | 0.796 MHz | 2.52 MHz | 0.796 MHz |
| Termination | - | - | - |
| Mounting Style | PCB Mount | SMD/SMT | SMD/SMT |
| Package / Case | 2020 | - | - |
| Length | 4.8 mm | 4.8 mm | 4.8 mm |
| Width | 4.8 mm | 4.8 mm | 4.8 mm |
| Height | 2.8 mm | 2.8 mm | 2.8 mm |
| Application | Power | - | - |
| Series | SRR4028 | SRR4028 | SRR4028 |
| Packaging | Reel | Digi-ReelR Alternate Packaging | Digi-ReelR Alternate Packaging |
| Product | Fixed Inductors | Power Inductors | Power Inductors |
| Type | Shielded Power Inductor | Wirewound | Wirewound |
| Brand | Bourns | - | - |
| Product Type | Fixed Inductors | - | - |
| Factory Pack Quantity | 500 | - | - |
| Subcategory | Inductors, Chokes & Coils | - | - |
| Unit Weight | 0.015521 oz | - | - |
| Current Rating | - | 800mA | 300mA |
| Operating Temperature Range | - | - 40 C to + 125 C | - 40 C to + 125 C |
| Package Case | - | 4.8 mm x 4.8 mm x 2.8 mm | 4.8 mm x 4.8 mm x 2.8 mm |
| Operating Temperature | - | -40°C ~ 125°C | -40°C ~ 125°C |
| Mounting Type | - | Surface Mount | Surface Mount |
| Size Dimension | - | 0.189" L x 0.189" W (4.80mm x 4.80mm) | 0.189" L x 0.189" W (4.80mm x 4.80mm) |
| Height Seated Max | - | 0.118" (3.00mm) | 0.118" (3.00mm) |
| Ratings | - | - | - |
| DC Resistance DCR | - | 250 mOhm Max | 1.7 Ohm Max |
| Material Core | - | Ferrite | Ferrite |
| Current Saturation | - | 500mA | 170mA |
| Q Freq | - | 9.74 @ 2.52MHz | 16.48 @ 796kHz |
| Frequency Self Resonant | - | 14MHz | 5MHz |
| Frequency Test | - | 100kHz | 100kHz |