DFE322512F-4R7M=P2
Murata Electronics
Needs validationmedium risk
Strong electrical upgrade in a similar but wider 1210 package; requires layout check.
Best Alternatives to LQM31PN4R7M00L
LQM31PN4R7M00L is a 4.7µH power inductor in a 1206 package. While no exact drop-in replacements are identified, several functional alternatives from Murata offer upgraded electrical performance but require package and layout verification.
AI replacement insight
Package riskhigh
No candidate is a guaranteed drop-in replacement; all require layout review or redesign.
Electrical risklow
Most candidates offer superior current handling and lower DCR. Check SRF and temperature range.
Can it be replaced directly?
No direct drop-in replacement has been identified among the candidates.
Best replacement path
Use DFE322512F-4R7M=P2 after verifying its wider 1210 package fits the existing 1206 land pattern.
Main risk
Package mismatch is the main risk, requiring PCB layout changes for most candidates.
Recommended alternatives
6Alternative comparison matrix
| Feature / factor | LQM31PN4R7M00L | DFE322512F-4R7M=P2 | LQM21PZ4R7MGRD | LQM2MPN4R7MG0L | Compatibility / risk |
|---|---|---|---|---|---|
| Package | 1206 (3216 metric) | 1210 (3225 metric) | 0805 (2012 metric) | 0806 (2016 metric) | 1210 (3225 metric) / 0805 (2012 metric) / 0806 (2016 metric) / 2520 — Wider package (2.5mm vs 1.6mm), verify land pattern.; LQM21PZ4R7MGRD: Not physically compatible, requires PCB redesign.; LQM2MPN4R7MG0L: Not physically compatible, requires PCB redesign.; DFE252010F-4R7M=P2: Not physically compatible, requires PCB redesign. |
| Current | 0.7 A | 2.3 A | 0.8 A | 1.1 A | 2.3 A / 0.8 A / 1.1 A / 1.9 A — Significantly higher current rating.; LQM21PZ4R7MGRD: Higher current rating is an upgrade.; LQM2MPN4R7MG0L: Higher current rating is an upgrade.; DFE252010F-4R7M=P2: Significantly higher current rating. |
| Dcr | 0.3 Ω | 0.157 Ω | 0.23 Ω | 0.175 Ω | 0.157 Ω / 0.23 Ω / 0.175 Ω / 0.24 Ω — Significantly lower DCR.; LQM21PZ4R7MGRD: Lower DCR improves efficiency.; LQM2MPN4R7MG0L: Lower DCR improves efficiency.; DFE252010F-4R7M=P2: Lower DCR improves efficiency. |
| Temperature | -55°C to +125°C | -40°C to +125°C | - | - | -40°C to +125°C — Narrower operating temperature range.; DFE252010F-4R7M=P2: Narrower operating temperature range. |
| Application | Commercial | - | AEC-Q200 | - | AEC-Q200 — Automotive grade may be an advantage. |
| Srf | 25 MHz | - | - | 20 MHz | 20 MHz — Slightly lower self-resonant frequency. |
Application & sourcing insights
Questions & answers
DFE322512F-4R7M=P2 is a strong functional alternative with higher current and lower DCR. However, its 1210 package is wider than the target's 1206, requiring PCB layout verification.