| PartNumber | SRR4018-390Y | SRR4018-330Y | SRR4018-3R3Y |
| Description | Fixed Inductors 39uH 30% SMD 4018 | Fixed Inductors 33uH 30% SMD 4018 | Fixed Inductors 3.3uH 30% SMD 4018 |
| Manufacturer | Bourns | Bourns | Bourns Inc. |
| Product Category | Fixed Inductors | Fixed Inductors | Fixed Inductors |
| RoHS | Y | Y | - |
| Termination Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Shielding | Shielded | Shielded | Shielded |
| Inductance | 39 uH | 33 uH | 3.3μH |
| Tolerance | 30 % | 30 % | ±30% |
| Maximum DC Current | 640 mA | 730 mA | 1.95 A |
| Maximum DC Resistance | 540 mOhms | 420 mOhms | 65 mOhms |
| Self Resonant Frequency | 19 MHz | 21 MHz | 61 MHz |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 125 C | + 125 C | - |
| Q Minimum | 8 | 7 | 8 |
| Test Frequency | 2.52 MHz | 2.52 MHz | 7.96 MHz |
| Termination | - | - | - |
| Mounting Style | PCB Mount | PCB Mount | SMD/SMT |
| Package / Case | 2020 | 2020 | - |
| Length | 4.8 mm | 4.8 mm | 4.8 mm |
| Width | 4.8 mm | 4.8 mm | 4.8 mm |
| Height | 1.8 mm | 1.8 mm | 1.8 mm |
| Application | Power | Power | - |
| Series | SRR4018 | SRR4018 | SRR4018 |
| Packaging | Reel | Reel | Digi-ReelR Alternate Packaging |
| Product | Fixed Inductors | Fixed Inductors | Power Inductors |
| Type | Shielded Power Inductor | Shielded Power Inductor | Wirewound |
| Brand | Bourns | Bourns | - |
| Product Type | Fixed Inductors | Fixed Inductors | - |
| Factory Pack Quantity | 800 | 800 | - |
| Subcategory | Inductors, Chokes & Coils | Inductors, Chokes & Coils | - |
| Unit Weight | - | 0.005855 oz | - |
| Current Rating | - | - | 1.95A |
| Operating Temperature Range | - | - | - 40 C to + 125 C |
| Package Case | - | - | 4018 |
| Operating Temperature | - | - | -40°C ~ 125°C |
| Mounting Type | - | - | Surface Mount |
| Size Dimension | - | - | 0.189" L x 0.189" W (4.80mm x 4.80mm) |
| Height Seated Max | - | - | 0.079" (2.00mm) |
| Ratings | - | - | - |
| DC Resistance DCR | - | - | 65 mOhm Max |
| Material Core | - | - | Ferrite |
| Current Saturation | - | - | 1.8A |
| Q Freq | - | - | 8 @ 7.96MHz |
| Frequency Self Resonant | - | - | 61MHz |
| Frequency Test | - | - | 100kHz |