Is there a pin-compatible replacement for GRM155R61E105KA12D?

Yes, GRM155R6YA105KE11D is a pin-compatible replacement from Murata. It has the same 1µF capacitance, ±10% tolerance, and 0402 package, with an increased voltage rating of 35V.

What risks should I check before replacing GRM155R61E105KA12D?

When substituting, verify the package size, voltage rating, and dielectric material. Using a part with a different package requires a PCB redesign. A different dielectric (e.g., X7R vs. X5R) will alter performance over temperature and DC bias.

GRM155R61E105KA12D Alternatives, Datasheet & Cross Reference | Murata Manufacturing Co., Ltd.

The Murata GRM155R61E105KA12D is a general-purpose 1µF 25V 0402 X5R ceramic capacitor. Several alternatives exist, including direct upgrades and functional alternates that may require design changes.

AI replacement insight

Electrical risklow

Low if sticking to X5R dielectric and equal or higher voltage.

Package riskhigh

High if selecting a non-0402 part, as it requires a board respin.

Sourcing risklow

1µF 0402 capacitors are common commodity parts from many vendors.

Can it be replaced directly?

Yes, GRM155R6YA105KE11D is a direct, pin-compatible upgrade for GRM155R61E105KA12D.

Best replacement path

The most direct path is GRM155R6YA105KE11D, a pin-compatible upgrade with a higher voltage rating.

Main risk

The main risk involves selecting an alternative with a different package size or dielectric material, which requires engineering validation.

Recommended alternatives

A pin-compatible upgrade with a higher voltage rating (35V) in the same 0402 package.

View details

Alternative comparison matrix

Feature / factor	GRM155R61E105KA12D	GRM155R6YA105KE11D	GRT188R61H105KE13D	Compatibility / risk
Package	0402 (1005 metric)	0402 (1005 metric)	-	0603 (1608 metric) — Larger package requires PCB redesign.
Voltage	25.0V	35.0V	-	50.0V — Higher voltage rating.
Capacitance	1e-06F	1e-06F	-	1e-06F — matched
Dielectric	X5R	X5R	-	X5R — Same temperature characteristics.
Lifecycle	-	Active	-	Active — stronger
Application	General	-	AEC-Q200	AEC-Q200 — Automotive grade, may have higher reliability/cost.

Application & sourcing insights

Questions & answers

GRM155R6YA105KE11D is an excellent upgrade, offering a higher 35V rating in the same 0402 package. It is pin-compatible and generally a safe replacement.