What risks should I check before replacing 0402WGF3742TCE?

When substituting, primarily check the resistance value. Several alternatives have values differing by 2-9%. Also verify power rating, temperature coefficient (TCR), and voltage ratings to ensure they meet your application's requirements.

0402WGF3742TCE Alternatives, Datasheet & Cross Reference | UNI-ROYAL

Find and compare alternatives for the UNI-ROYAL 0402WGF3742TCE, a 37.4kΩ 1% 0.0625W 0402 thick film resistor. This guide provides verified substitutes and parametric alternatives.

AI replacement insight

Electrical riskmedium

Resistance value differs in most candidates, requiring circuit analysis.

Package risklow

All candidates share the same 0402 package, ensuring physical compatibility.

Can it be replaced directly?

Direct replacement for 0402WGF3742TCE should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.

Best replacement path

The most direct path is FRC0402F3742TS, which matches all key specs but needs data verification. If unavailable, RC0402FR-0738K3L is a close parametric match with a +2.4% resistance difference.

Main risk

The main risk is electrical mismatch, specifically the resistance value, which varies across candidates. This can affect circuit timing, biasing, or feedback loops.

Recommended alternatives

Strongest match with identical resistance and package, but requires review of conflicting power rating data.

View details

Alternative comparison matrix

Feature / factor	0402WGF3742TCE	FRC0402F3742TS	RC0402FR-0738K3L	RC0402FR-0739K2L	Compatibility / risk
Resistance	37.4 kΩ	37.4 kΩ	38.3 kΩ	39.2 kΩ	37.4 kΩ / 38.3 kΩ / 39.2 kΩ — Resistance value matches target.; RC0402FR-0738K3L: Resistance is 2.4% higher than target.; RC0402FR-0739K2L: Resistance is 4.8% higher than target.
Tolerance	±1%	±1%	±1%	±1%	±1% — Tolerance matches target.; RC0402FR-0738K3L: Tolerance matches target.; RC0402FR-0739K2L: Tolerance matches target.
Power	0.0625 W	0.0625 W	0.0625 W	0.0625 W	0.0625 W — Assumed power based on summary. Source data shows 1.0W, requires verification.; RC0402FR-0738K3L: Power rating matches.; RC0402FR-0739K2L: Power rating matches.
Package	0402	0402	0402	0402	0402 — Package size matches.; RC0402FR-0738K3L: Package size matches.; RC0402FR-0739K2L: Package size matches.
Tcr	Not specified	±100 ppm/°C	-	-	±100 ppm/°C — Temperature coefficient matches.

Application & sourcing insights

Questions & answers

Verified drop-in options for 0402WGF3742TCE 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.