Is there a pin-compatible replacement for RC0402FR-0739K2L?

Several parts share the 0402 package and are pin-compatible, such as RC0402FR-0738K3L. However, their electrical parameters like resistance differ slightly, so they are not drop-in replacements without verification.

What risks should I check before replacing RC0402FR-0739K2L?

Key risks include the difference in resistance value, which may affect circuit timing or accuracy. Also, ensure the candidate's power rating (typically 0.0625W) provides sufficient margin for your application's power dissipation.

RC0402FR-0739K2L Alternatives, Datasheet & Cross Reference | Yageo

Find and compare alternatives for the Yageo RC0402FR-0739K2L, a 39.2kΩ 1% 0.0625W 0402 chip resistor. This page provides parametric alternatives that require engineering review before substitution.

AI replacement insight

Electrical riskmedium

Resistance deviation requires validation. Power margin should be confirmed.

Package risklow

All candidates use the same 0402 package.

Can it be replaced directly?

No direct drop-in replacement was found. All suitable alternatives have slightly different resistance values and require engineering review.

Best replacement path

Use a parametric alternative with a close resistance value, like 38.3kΩ or 40.2kΩ, after circuit validation.

Main risk

Resistance deviation affecting circuit performance.

Recommended alternatives

AEC-Q200 qualified alternative in 0402 package with slightly higher resistance.

View details

Alternative comparison matrix

Feature / factor	RC0402FR-0739K2L	CRCW040240K2FKED	RC0402FR-0738K3L	0402WGF3832TCE	Compatibility / risk
Package	0402	0402	0402 (1005 metric)	0402	0402 / 0402 (1005 metric) — Same package and pin count.; RC0402FR-0738K3L: Same package and pin count.; 0402WGF3832TCE: Same package and pin count.
Resistance	39.2 kΩ	40.2 kΩ	38.3 kΩ	38.3 kΩ	40.2 kΩ / 38.3 kΩ — 2.6% higher resistance.; RC0402FR-0738K3L: 2.3% lower resistance.; 0402WGF3832TCE: 2.3% lower resistance.
Power	0.0625 W	0.063 W	0.0625 W	0.0625 W	0.063 W / 0.0625 W — Effectively matched, no significant margin.; RC0402FR-0738K3L: Matched, no additional power margin.; 0402WGF3832TCE: Matched, no additional power margin.
Application	Commercial	AEC-Q200	-	-	AEC-Q200 — Candidate is automotive qualified.
Tolerance	±1%	-	±1%	-	±1% — Same precision.
Tcr	±100 ppm/°C	-	±100 ppm/°C	Not specified	±100 ppm/°C / Not specified — Same temperature stability.; 0402WGF3832TCE: TCR data missing, assume standard.

Application & sourcing insights

Questions & answers

RC0402FR-0738K3L from Yageo is a close alternative with 38.3kΩ resistance. For automotive use, Vishay's AEC-Q200 qualified CRCW040240K2FKED (40.2kΩ) is a strong option. Both require review.