Needs validationlow risk
Upgrade option with higher current ratings and similar DCR in a closely matched package.
Best Alternatives to SLF7055T-6R8N2R8-3PF
Finding a replacement for the TDK SLF7055T-6R8N2R8-3PF 6.8µH power inductor involves matching its 7.0x7.0mm package and electrical ratings. Key parameters to verify are saturation current (3A), rated current (2.8A), and DC resistance (34mΩ).
AI replacement insight
Package riskhigh
No candidates are a guaranteed footprint match; land pattern verification is essential.
Electrical riskmedium
Some alternatives have significantly higher DC Resistance (DCR), which increases power loss.
Sourcing risklow
Multiple functional alternatives with superior current ratings are available from various manufacturers.
Can it be replaced directly?
Direct replacement for SLF7055T-6R8N2R8-3PF should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.
Best replacement path
Upgrade to PSPMAA0605H-6R8M-ANP for better current handling, after verifying its land pattern is compatible with your PCB layout.
Main risk
Package mismatch is the primary risk. Even candidates with similar dimensions may have different land patterns, requiring PCB layout changes.
Recommended alternatives
3Alternative comparison matrix
| Feature / factor | SLF7055T-6R8N2R8-3PF | PSPMAA0605H-6R8M-ANP | VLS6045EX-6R8M | SPM6530T-6R8M | Compatibility / risk |
|---|---|---|---|---|---|
| Package | 7.0mm x 7.0mm x 5.5mm | 6.6mm x 7.1mm x 5.0mm | 6.0mm x 6.0mm x 4.5mm | 7.1mm x 6.5mm x 3.0mm | 6.6mm x 7.1mm x 5.0mm / 6.0mm x 6.0mm x 4.5mm / 7.1mm x 6.5mm x 3.0mm — Very similar dimensions, but land pattern must be verified.; VLS6045EX-6R8M: Smaller package requires PCB redesign.; SPM6530T-6R8M: Footprint is similar but height is much lower. Land pattern check required. |
| Saturation Current A | 3.0 A | 10.0 A | 4.7 A | - | 10.0 A / 4.7 A — Significantly higher saturation current provides more design margin.; VLS6045EX-6R8M: Higher saturation current. |
| Current A | 2.8 A | 6.0 A | 3.6 A | 4.0 A | 6.0 A / 3.6 A / 4.0 A — Higher rated current allows for use in more demanding conditions.; VLS6045EX-6R8M: Higher rated current.; SPM6530T-6R8M: Higher rated current. |
| Dcr Ohm | 0.034 Ω | 0.039 Ω | 0.036 Ω | 0.0484 Ω | 0.039 Ω / 0.036 Ω / 0.0484 Ω — Slightly higher DCR, but comparable. Minimal impact on efficiency.; VLS6045EX-6R8M: DCR is comparable to target.; SPM6530T-6R8M: Significantly higher DCR will increase power loss and heat. |
| Temperature | -40 to +105 °C | - | - | -40 to +125 °C | -40 to +125 °C — Wider operating temperature range. |
Application & sourcing insights
Questions & answers
Verified drop-in options for SLF7055T-6R8N2R8-3PF 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.