Is there a pin-compatible replacement for HoYLR2512-2W-1mR-1%?

Yes, several pin-compatible replacements exist in the same 2512 package. Candidates like RLP25FEGR001 and ECSR2512FR001K9 offer higher power ratings, making them suitable upgrades.

What risks should I check before replacing HoYLR2512-2W-1mR-1%?

The main parameters to verify are resistance (1mΩ), tolerance (±1%), and package (2512). Recommended alternatives have higher power ratings (3W vs 2W), which is a safe upgrade, but you should still confirm thermal performance.

HoYLR2512-2W-1mR-1% Alternatives, Datasheet & Cross Reference | Shenzhen Milliohm Electronics Co., Ltd.

HoYLR2512-2W-1mR-1% is a 2W, 1mΩ current sense resistor in a 2512 package. Several pin-compatible upgrades with higher power ratings (3W) are available, offering improved performance and reliability.

AI replacement insight

Electrical risklow

Key parameters match or are improved.

Package risklow

All recommended parts use the same 2512 package.

Sourcing risklow

Multiple vendors offer suitable upgrades.

Can it be replaced directly?

Yes, direct pin-compatible upgrades are available. RLP25FEGR001 is a strong candidate with improved power and TCR.

Best replacement path

Upgrade to a 3W version like TAI-TECH's RLP25FEGR001 for better power handling and TCR.

Main risk

The primary risk is using a part with a lower power rating or worse TCR. The recommended alternatives mitigate this by being upgrades.

Recommended alternatives

A pin-compatible alternative with a higher power rating (3W) and matching key electrical specifications.

View details

Alternative comparison matrix

Feature / factor	HoYLR2512-2W-1mR-1%	ECSR2512FR001K9	HoLLR2512-3W-1mR-1%	RLP25FEGR001	Compatibility / risk
Package	2512	2512	2512	2512	2512 — Same package ensures form-fit compatibility.; HoLLR2512-3W-1mR-1%: Same package ensures form-fit compatibility.; RLP25FEGR001: Same package ensures form-fit compatibility.
Resistance	1.0 mΩ	1.0 mΩ	1.0 mΩ	1.0 mΩ	1.0 mΩ — matched; HoLLR2512-3W-1mR-1%: matched; RLP25FEGR001: matched
Power	2.0 W	3.0 W	3.0 W	3.0 W	3.0 W — Higher power rating provides more design margin.; HoLLR2512-3W-1mR-1%: Higher power rating provides more design margin.; RLP25FEGR001: Higher power rating provides more design margin.
Tcr	±100ppm/℃	±100 ppm/℃	≤100ppm/°C	±50 ppm/℃	±100 ppm/℃ / ≤100ppm/°C / ±50 ppm/℃ — matched; HoLLR2512-3W-1mR-1%: matched; RLP25FEGR001: Better TCR improves accuracy over temperature.
Tolerance	±1.0 %	-	-	±1.0 %	±1.0 % — matched

Application & sourcing insights

Questions & answers

RLP25FEGR001 by TAI-TECH is an excellent upgrade, offering higher power (3W) and a better TCR (±50ppm/℃). HoLLR2512-3W-1mR-1% from the same manufacturer is also a direct upgrade path.