LQG15HH3N3B02D
Murata Electronics
Needs validationlow risk
A pin-compatible upgrade with matching inductance, higher current rating, and lower DCR.
Best Alternatives to SDCL1005C3N3STDF
Finding a replacement for the Sunlord SDCL1005C3N3STDF 3.3nH inductor involves matching the 0402 package and key electricals. Several alternatives from Murata and Fenghua offer upgraded performance and are strong candidates for substitution.
AI replacement insight
Package risklow
All suggested alternatives use the same 0402 package, ensuring physical compatibility.
Electrical riskmedium
Inductance may vary slightly for some options. Missing saturation current data requires verification based on application (power vs. signal).
Sourcing risklow
Alternatives from major manufacturers like Murata and Fenghua are widely available, potentially improving supply chain resilience.
Can it be replaced directly?
Direct replacement for SDCL1005C3N3STDF should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.
Best replacement path
The Murata LQG15HH3N3B02D is the best upgrade, offering identical inductance with a higher 800mA current rating, lower 0.125Ω DCR, and tighter tolerance in the same 0402 package.
Main risk
The primary risk is the unknown saturation current (Isat) for both the target and candidates, which is critical for power supply applications where the inductor carries significant DC bias.
Recommended alternatives
4Alternative comparison matrix
| Feature / factor | SDCL1005C3N3STDF | LQG15HH3N3B02D | VHF100505HQ3N3ST | LQG15HS3N6B02D | Compatibility / risk |
|---|---|---|---|---|---|
| Inductance H | 3.3 nH | 3.3 nH | 3.3 nH | 3.6 nH | 3.3 nH / 3.6 nH — Inductance matches the target value.; VHF100505HQ3N3ST: Inductance matches the target value.; LQG15HS3N6B02D: Slightly higher inductance (~9%); requires circuit validation.; SDCL1005C3N6STDF: Slightly higher inductance (~9%); requires circuit validation. |
| Current A | 300 mA | 800 mA | 800 mA | 750 mA | 800 mA / 750 mA / 300 mA — Higher current rating provides more design margin.; VHF100505HQ3N3ST: Higher current rating provides more design margin.; LQG15HS3N6B02D: Higher current rating.; SDCL1005C3N6STDF: Current rating matches. |
| Dcr Ohm | 0.2 Ω | 0.125 Ω | 0.13 Ω | 0.14 Ω | 0.125 Ω / 0.13 Ω / 0.14 Ω / 0.2 Ω — Lower DCR reduces DC power loss.; VHF100505HQ3N3ST: Lower DCR reduces DC power loss.; LQG15HS3N6B02D: Lower DCR.; SDCL1005C3N6STDF: DCR matches. |
| Tolerance | ±0.3 nH | ±0.1 nH | - | - | ±0.1 nH — Tighter tolerance improves circuit precision. |
| Package | 0402 (1005 Metric) | 0402 (1005 Metric) | 0402 | 0402 (1005 Metric) | 0402 (1005 Metric) — Package size is identical.; VHF100505HQ3N3ST: Package size is identical.; LQG15HS3N6B02D: Package size is identical.; SDCL1005C3N6STDF: Package size is identical. |
Application & sourcing insights
Questions & answers
Verified drop-in options for SDCL1005C3N3STDF are limited in the current batch. Review candidates marked Strong match or Datasheet verified, and validate package, pinout, and electrical limits before committing a BOM change.