What risks should I check before replacing WPN3012H4R7MT?

First, verify the package footprint and land pattern are identical. Second, ensure the replacement's saturation (Isat) and RMS (Irms) current ratings meet or exceed the original's 2.0A and 1.3A. Finally, check the DC Resistance (DCR) as it affects efficiency.

WPN3012H4R7MT Alternatives, Datasheet & Cross Reference | Shenzhen Sunlord Electronics Co., Ltd.

WPN3012H4R7MT is a 4.7µH power inductor in a 3012 package. Finding a substitute involves matching inductance, current ratings, and the 3.0x3.0mm footprint.

AI replacement insight

Electrical risklow

Many alternatives offer superior current and DCR ratings.

Package riskmedium

Most alternatives are not in a 3012 package, requiring board changes.

Can it be replaced directly?

Direct replacement for WPN3012H4R7MT should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.

Best replacement path

Start with Datasheet verified or Strong match candidates for WPN3012H4R7MT, then review parametric alternatives for package and electrical fit.

Main risk

The main risk is package incompatibility. Many alternatives have the same inductance but come in different footprints, requiring a PCB layout change.

Recommended alternatives

A potential pin-compatible upgrade with higher current ratings in the same 3x3x1.2mm package size.

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Alternative comparison matrix

Feature / factor	WPN3012H4R7MT	VLS3012HBX-4R7M	SWPA4018S4R7MT	XRIM252012S4R7MBCA	Compatibility / risk
Package	3012 (3x3x1.2mm)	3030 Metric (3x3x1.2mm)	4018	2520	3030 Metric (3x3x1.2mm) / 4018 / 2520 — Likely compatible, requires land pattern verification.; SWPA4018S4R7MT: Larger package requires board redesign.; XRIM252012S4R7MBCA: Smaller package requires board redesign.
Inductance	4.7µH	4.7µH	4.7µH	4.7µH	4.7µH — Inductance matches target.; SWPA4018S4R7MT: Inductance matches target.; XRIM252012S4R7MBCA: Inductance matches target.
Saturation Current A	2.0A	2.51A	2.2A	2.4A	2.51A / 2.2A / 2.4A — Higher saturation current provides more margin.; SWPA4018S4R7MT: Higher saturation current.; XRIM252012S4R7MBCA: Higher saturation current.
Current A	1.3A	2.01A	1.8A	1.8A	2.01A / 1.8A — Higher RMS current rating.; SWPA4018S4R7MT: Higher RMS current.; XRIM252012S4R7MBCA: Higher RMS current.
Dcr Ohm	0.196Ω	0.201Ω	0.09Ω	0.15Ω	0.201Ω / 0.09Ω / 0.15Ω — Slightly higher DCR, minimal impact on efficiency.; SWPA4018S4R7MT: Significantly lower DCR improves efficiency.; XRIM252012S4R7MBCA: Lower DCR improves efficiency.

Application & sourcing insights

Questions & answers

Verified drop-in options for WPN3012H4R7MT 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.