FTW1608FE4R7KT
cjiang (Changjiang Microelectronics Tech)
Needs validationmedium risk
A potential pin-compatible replacement in the same 0603 package with matching inductance and rated current.
Best Alternatives to AHW1608FE4R7KTF
Finding a replacement for the AHW1608FE4R7KTF 4.7µH inductor requires matching the 0603 package and key electricals. Several alternatives exist, but careful review of saturation current is essential.
AI replacement insight
Electrical riskmedium
Unknown saturation current on target part requires application-level verification.
Package risklow
For pin-compatible options, package risk is low. Functional alternates require a redesign.
Can it be replaced directly?
Direct replacement for AHW1608FE4R7KTF should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.
Best replacement path
FTW1608FE4R7KT offers a matching package and key parameters, making it the most promising direct replacement candidate, pending verification of saturation current.
Main risk
The primary risk is an unknown saturation current (Isat) for the original part, which could lead to inductance drop-off under load if the replacement's Isat is too low.
Recommended alternatives
3Alternative comparison matrix
| Feature / factor | AHW1608FE4R7KTF | FTW1608FE4R7KT | WIP252012P-4R7ML | XRCD43-4R7M | Compatibility / risk |
|---|---|---|---|---|---|
| Package | 0603 | 0603 | 2520 (1008) | SMD, 4.5mm x 4.0mm | 0603 / 2520 (1008) / SMD, 4.5mm x 4.0mm — Package size matches.; WIP252012P-4R7ML: Package is larger and requires layout change.; XRCD43-4R7M: Package is much larger and requires layout change. |
| Inductance | 4.7µH | 4.7µH | 4.7µH | 4.7µH | 4.7µH — Inductance matches.; WIP252012P-4R7ML: Inductance matches.; XRCD43-4R7M: Inductance matches. |
| Current | 420mA | 420mA | 1.55A | 1.7A | 420mA / 1.55A / 1.7A — Rated current (Irms) matches.; WIP252012P-4R7ML: Significantly higher current rating.; XRCD43-4R7M: Significantly higher current rating. |
| Saturation Current | Unknown | 400mA | - | - | 400mA — Target saturation current is unknown; must be verified for the application. |
| Dcr | 970mΩ | 790mΩ | - | - | 790mΩ — Lower DCR improves efficiency. |
| Tolerance | ±10% | - | ±20% | ±20% | ±20% — Wider tolerance may not be suitable.; XRCD43-4R7M: Wider tolerance may not be suitable for all circuits. |
Application & sourcing insights
Questions & answers
Verified drop-in options for AHW1608FE4R7KTF 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.