Is there a pin-compatible replacement for MLP2012S2R2MT0S1?

Several candidates like SLM20122R2MIT and MPL2012S2R2MHT share the same 2012 (0805) package and 2-pin layout. However, they cannot be confirmed as pin-to-pin replacements without verifying critical electrical parameters, especially the saturation current (Isat).

What risks should I check before replacing MLP2012S2R2MT0S1?

The main risk is using an inductor with an insufficient saturation current (Isat), which can cause inductance to drop sharply under load, leading to circuit instability or failure. Also check the DC Resistance (DCR), as a higher value increases power loss and heat.

MLP2012S2R2MT0S1 Alternatives, Datasheet & Cross Reference | TDK Electronics AG

Find and evaluate replacements for the TDK MLP2012S2R2MT0S1, a 2.2µH, 800mA multilayer power inductor in an 0805 package. This guide helps you compare alternatives based on critical electrical and mechanical parameters.

AI replacement insight

Electrical riskhigh

Saturation current (Isat) is unknown for most candidates and is critical for power inductor stability.

Package risklow

All viable candidates use the same 2012 (0805) package.

Can it be replaced directly?

No direct drop-in replacement is confirmed. Candidates like SLM20122R2MIT are strong parametric matches but require engineering review, specifically for the saturation current (Isat).

Best replacement path

SLM20122R2MIT offers higher rated current and lower resistance, but its saturation current must be verified from its datasheet before use.

Main risk

Saturation current (Isat) mismatch.

Recommended alternatives

A form-fit compatible 2.2µH inductor with matching current; saturation current and slightly higher DCR require engineering review.

View details

Alternative comparison matrix

Feature / factor	MLP2012S2R2MT0S1	MPL2012S2R2MHT	SLM20122R2MIT	Compatibility / risk
Package	2012 (0805)	2012 (0805)	2012 (0805)	2012 (0805) — Same package size.; SLM20122R2MIT: Same package size.
Inductance	2.2 µH	2.2 µH	2.2 µH	2.2 µH — Identical inductance value.; SLM20122R2MIT: Identical inductance value.
Current	0.8 A	0.8 A	0.9 A	0.8 A / 0.9 A — Identical rated current (Irms).; SLM20122R2MIT: Higher rated current (Irms).
Dcr	0.23 Ω	0.25 Ω	0.2 Ω	0.25 Ω / 0.2 Ω — Slightly higher DCR may reduce efficiency.; SLM20122R2MIT: Lower DCR improves efficiency.
Saturation Current A	Not specified	Not specified	Not specified	Not specified — Must be verified from datasheet for power applications.; SLM20122R2MIT: Must be verified from datasheet for power applications.

Application & sourcing insights

Questions & answers

The most promising alternative is Sunltech's SLM20122R2MIT, which offers a higher current rating (900mA) and lower DCR (0.20Ω). However, its saturation current (Isat) must be verified from the datasheet to ensure it's suitable for your application.