Needs validationhigh risk
Matches package and DCR, but lower saturation current presents a significant downgrade risk.
Best Alternatives to WPN252012HR47MT
Finding a replacement for the Sunlord WPN252012HR47MT 0.47µH inductor requires careful matching of its 2520 package, 4.9A saturation current, and 0.035Ω DCR. Several alternatives exist with trade-offs in performance and package compatibility.
AI replacement insight
Electrical riskhigh
Candidates have lower Isat or much higher DCR.
Package riskmedium
Functional upgrades require a different PCB footprint.
Sourcing risklow
Multiple vendors offer parts in this category.
Can it be replaced directly?
No perfect drop-in replacement has been identified. All same-package candidates have significant electrical trade-offs, particularly in saturation current or DC resistance.
Best replacement path
For drop-in, review VLS252010HBX-R47M-1 for Isat downgrade. For new layout, use MHCI05030-R47M-R8 for an upgrade.
Main risk
The primary risk is accepting a lower saturation current, which could destabilize a power converter circuit.
Recommended alternatives
4Alternative comparison matrix
| Feature / factor | WPN252012HR47MT | VLS252010HBX-R47M-1 | WPN252010HR47MT | MHCI05030-R47M-R8 | Compatibility / risk |
|---|---|---|---|---|---|
| Package | 2520 | 2520 (1008 Metric) | 2520 (1008 Metric) | 05030 | 2520 (1008 Metric) / 05030 / 0402 — Package size matches.; WPN252010HR47MT: Package size matches.; MHCI05030-R47M-R8: Larger package (5x3mm vs 2.5x2mm) requires layout change.; MWSA0402S-R47MT: Larger package (4.2x4.2mm vs 2.5x2mm) requires layout change. |
| Dcr Ohm | 0.035 Ω | 0.035 Ω | 0.25 Ω | 0.008 Ω | 0.035 Ω / 0.25 Ω / 0.008 Ω / 0.014 Ω — DCR is a direct match.; WPN252010HR47MT: Significantly higher DCR increases power loss.; MHCI05030-R47M-R8: Much lower DCR improves efficiency.; MWSA0402S-R47MT: Lower DCR improves efficiency. |
| Saturation Current A | 4.9 A | 4.53 A | 5.2 A | 14.0 A | 4.53 A / 5.2 A / 14.0 A / 9.5 A — Lower saturation current is a critical downgrade.; WPN252010HR47MT: Higher saturation current provides more margin.; MHCI05030-R47M-R8: Significantly higher current rating.; MWSA0402S-R47MT: Significantly higher current rating. |
| Current A | 3.45 A | 4.53 A | 4.7 A | - | 4.53 A / 4.7 A — Higher RMS current rating.; WPN252010HR47MT: Higher RMS current rating. |
Application & sourcing insights
Questions & answers
No single 'best' alternative exists. For similar performance in the same package, VLS252010HBX-R47M-1 is close but has a lower saturation current. For new designs, MHCI05030-R47M-R8 offers superior electrical performance in a different package.