Is there a pin-compatible replacement for WR04X1502FTL?

Yes, several 0402 package resistors are pin-compatible. However, no direct drop-in replacement with identical parameters is confirmed. Alternatives may have different technology (thin film), tolerance (±5%), or a slightly different resistance value (14.7kΩ).

What risks should I check before replacing WR04X1502FTL?

Key risks include: 1) Tolerance mismatch (using a ±5% part instead of ±1%), 2) Technology change (thin film may have different pulse handling than thick film), and 3) Resistance value deviation (using a 14.7kΩ part). Always verify the impact on your specific circuit.

WR04X1502FTL Alternatives, Datasheet & Cross Reference | Walsin Technology Corporation

WR04X1502FTL is a general-purpose 15kΩ, 1% tolerance, 0402 thick film resistor. Alternatives exist with upgraded precision (thin film), relaxed parameters for cost-saving, or slightly different resistance values.

AI replacement insight

Electrical riskmedium

Tolerance, TCR, and technology changes require review.

Package risklow

All candidates match the 0402 package.

Sourcing risklow

This is a common resistor value with many suppliers.

Can it be replaced directly?

No direct 1:1 replacement is identified. The closest options involve a change in technology, tolerance, or resistance value.

Best replacement path

Upgrade to a thin film resistor like RT0402BRD0715KL for higher precision, after verifying technology compatibility.

Main risk

The main risk is selecting an alternative with a wider tolerance (±5%) or different technology (thin film) without validating its impact on circuit performance.

Recommended alternatives

A high-precision thin film alternative with significantly better tolerance (±0.1%) and TCR (25 ppm/°C).

View details

Alternative comparison matrix

Feature / factor	WR04X1502FTL	RT0402BRD0715KL	RC0402FR-0714K7L	FRC0402J153 TS	Compatibility / risk
Technology	Thick Film	Thin Film	Thick Film	Thick Film	Thin Film / Thick Film — Technology changes from Thick to Thin Film. May affect pulse handling.; RC0402FR-0714K7L: matched; FRC0402J153 TS: matched
Tolerance	±1.0%	±0.1%	±1.0%	±5.0%	±0.1% / ±1.0% / ±5.0% — Significant precision upgrade.; RC0402FR-0714K7L: matched; FRC0402J153 TS: Tolerance is significantly relaxed. Not for precision circuits.
Tcr	Not specified (likely >100 ppm/°C)	25 ppm/°C	-	-	25 ppm/°C — TCR is much more stable.
Resistance	15 kΩ	15 kΩ	14.7 kΩ	15 kΩ	15 kΩ / 14.7 kΩ — matched; RC0402FR-0714K7L: Nominal resistance is 2% lower. Tolerance bands do not overlap.; FRC0402J153 TS: matched
Package	0402	0402	0402	0402	0402 — matched; RC0402FR-0714K7L: matched; FRC0402J153 TS: matched

Application & sourcing insights

Questions & answers

The best upgrade is a thin film resistor like Yageo's RT0402BRD0715KL, offering tighter ±0.1% tolerance and better stability. However, the change from thick to thin film technology requires engineering review.