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Add : Room 701, Building A1, No. 55 Runfa Road, Jiangning District, Nanjing, China
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The 2818 SMT high current inductor is a professional surface-mount power component designed for high-ripple and high-load power conversion systems.
Equipped with a high-quality low-loss MnZn ferrite core, it effectively reduces heat generation and energy loss during high-frequency operation, improving overall conversion efficiency and stability.
With a saturation current of up to 125A, it provides outstanding anti-saturation performance and can stably withstand large current shocks and frequent ripple fluctuations.
Supporting flat wire, round wire and litz wire structures, it flexibly optimizes DC and AC losses to match different application requirements.
The magnetically shielded design effectively suppresses electromagnetic interference, ensuring clean and stable circuit operation.
Featuring excellent SMT coplanarity and a wide operating temperature range from -40℃ to 125℃, it maintains consistent electrical performance in harsh industrial environments, making it an ideal choice for high-efficiency power conversion systems.
DC-DC Converter Modules
Switching Power Supplies
Voltage Regulation Systems
Industrial Power Electronics
Server & Communication Equipment
Automotive Electronics
Embedded Power Systems
Physical Properties
Order Code | L(μH) | lRP,40K(A) | lSAT,10%(A) | lSAT,30%(A) | RDC max.(mΩ) | fres(MHz) |
| INF-2818-1μH | 1 | 86.2 | 122 | 125 | 0.48 | 53.6 |
| INF-2818-1.5μH | 1.5 | 86.2 | 85 | 91.8 | 0.48 | 37.6 |
| INF-2818-3.3μH | 3.3 | 34.95 | 89.8 | 100 | 2.64 | 25 |
| INF-2818-3.3μH | 3.3 | 59.2 | 61.35 | 70 | 0.97 | 28.2 |
| INF-2818-4.7μH | 4.7 | 34.95 | 70 | 78 | 2.64 | 20 |
| INF-2818-4.7μH | 4.7 | 59.2 | 43.85 | 49.5 | 0.97 | 22.6 |
| INF-2818-6.8μH | 6.8 | 34.95 | 49.8 | 55 | 2.64 | 17 |
| INF-2818-6.8μH | 6.8 | 59.2 | 31.9 | 36.3 | 0.97 | 18.8 |
| INF-2818-10μH | 10 | 34.95 | 32.6 | 37 | 2.64 | 13 |
| INF-2818-10μH | 10 | 59.2 | 22.9 | 25.1 | 0.97 | 15 |
| INF-2818-15μH | 15 | 34.95 | 22 | 26 | 2.64 | 11 |
| INF-2818-22μH | 22 | 34.95 | 15.5 | 18 | 2.64 | 9 |
| INF-2818-33μH | 33 | 34.95 | 10.5 | 11.5 | 2.64 | 7 |
Technical Specifications
| Main Category | Subcategory | Details |
| MOQ | Prototyping & Small-batch | 10 piece minimum order |
| Sample Service | Free proofing & custom service, 5 free samples (shipping at buyer’s cost) | |
| Bulk Order | 5,000 pieces and above with bulk pricing | |
| Lead Time | All Standard Components | Shipped within 5–7 working days |
| Custom Inductance / Pin Design (Sample) | Sample order confirmed within 5–7 working days | |
| Custom Inductance / Pin Design (Mass Order) | Shipped within 15–30 working days | |
| Payment Terms | Main Payment Term | T/T in advance, L/C at sight |
| Procurement Standard | Complies with global enterprise procurement standard for passive components | |
| Quality Deposit | No quality security deposit required | |
| Accepted Terms | FOB Shanghai / Nanjing / Hong Kong, T/T Advance | |
| Quality Assurance | Manufacturing Defects | Free replacement for issues caused by manufacturing defects |
| Inspection Report | Batch inspection reports available as certification upon customer request | |
| Packaging Specifications | Updated Packaging (2026) | Blister tray packaging; Sealed Tape & Reel for SMD products |
| Optional Packaging | Vacuum sealed packaging for customers with strict moisture-proof requirements |
