Is there a pin-compatible replacement for WR04X1501FTL?

Yes, the Yageo AC0402FR-071K5L is a pin-compatible replacement. It shares the same 0402 package, 1.5kΩ resistance, 1% tolerance, and 1/16W power rating.

What risks should I check before replacing WR04X1501FTL?

Key risks include mismatched resistance tolerance, different resistance values, or different temperature coefficients (TCR). Always verify the substitute's datasheet to ensure its parameters are acceptable for your circuit's requirements.

WR04X1501FTL Alternatives, Datasheet & Cross Reference | Walsin Technology Corporation

Finding a substitute for the Walsin WR04X1501FTL 1.5kΩ 1% 0402 resistor involves checking key parameters. Several alternatives exist, from pin-compatible automotive-grade parts to options with slight parametric differences.

AI replacement insight

Electrical riskmedium

Risk from using parts with different resistance or tolerance. Low risk if using the pin-compatible option.

Package risklow

All suggested alternatives use the same 0402 package, minimizing layout or assembly issues.

Can it be replaced directly?

Yes, AC0402FR-071K5L from Yageo is a direct pin-to-pin replacement with identical key parameters and package.

Best replacement path

Use the pin-compatible Yageo AC0402FR-071K5L for a direct, high-quality replacement.

Main risk

The main risk when substituting is using a part with a looser tolerance (e.g., 5% instead of 1%) or a different resistance value, which can affect circuit performance.

Recommended alternatives

Pin-compatible 1.5kΩ 1% 0402 resistor from Yageo, with AEC-Q200 qualification as an upgrade.

View details

Alternative comparison matrix

Feature / factor	WR04X1501FTL	AC0402FR-071K5L	0402WGF1471TCE	FRC0402J152TS	Compatibility / risk
Package	0402 (1005 metric)	0402	0402	0402	0402 — Form and fit match.; 0402WGF1471TCE: matched; FRC0402J152TS: matched
Resistance	1.5 kΩ	1.5 kΩ	1.47 kΩ	1.5 kΩ	1.5 kΩ / 1.47 kΩ — matched; 0402WGF1471TCE: 2% lower than target.; FRC0402J152TS: matched
Tolerance	±1%	±1%	±1%	±5%	±1% / ±5% — matched; 0402WGF1471TCE: matched; FRC0402J152TS: Significant downgrade from 1%.
Power	1/16 W	1/16 W	-	-	1/16 W — matched
Application	General Purpose	AEC-Q200	-	-	AEC-Q200 — Candidate is automotive grade.
Tcr	Unknown (likely ±100)	-	-	±400 ppm/°C	±400 ppm/°C — Likely weaker than target.

Application & sourcing insights

Questions & answers

The Yageo AC0402FR-071K5L is an excellent alternative, matching all key electrical parameters and package size, with the added benefit of AEC-Q200 qualification.