Is there a pin-compatible replacement for ERJ2RKF4702X?

Yes, several parts like ERJPA2F4702X and WR04X4702FTL are pin-compatible in the same 0402 package. However, you must verify electrical parameters like power rating, as some alternatives are downgrades.

ERJ2RKF4702X Alternatives, Datasheet & Cross Reference | PANASONIC

Q: What risks should I check before replacing ERJ2RKF4702X?

Before replacing ERJ2RKF4702X, check the substitute's power rating, resistance value, and technology. Some alternatives have lower power ratings, slightly different resistance, or use thin film instead of thick film, which can affect performance.

ERJ2RKF4702X is a 47kΩ, 1% tolerance, 0.1W thick film resistor in a 0402 package. Several alternatives are available, including direct upgrades and parametric matches that require engineering review.

AI replacement insight

Electrical riskhigh

Several candidates have lower power ratings or different resistance values, requiring circuit analysis.

Package risklow

All reviewed candidates use the same 0402 package, ensuring form-fit compatibility.

Can it be replaced directly?

Yes, ERJPA2F4702X from Panasonic is a strong candidate, offering an upgrade in power and features in the same package.

Best replacement path

ERJPA2F4702X is an excellent upgrade path with a higher power rating (0.25W) and AEC-Q200 qualification.

Main risk

Power rating and technology. Some alternatives have lower power ratings or use thin film technology, requiring design review.

Recommended alternatives

Excellent upgrade with higher power rating (0.25W) and AEC-Q200 qualification in the same 0402 package.

View details

Alternative comparison matrix

Feature / factor	ERJ2RKF4702X	ERJPA2F4702X	WR04X4702FTL	RT0402BRD0747KL	Compatibility / risk
Power	0.1 W	0.25 W	0.0625 W	0.0625 W	0.25 W / 0.0625 W — Candidate has 2.5x higher power rating.; WR04X4702FTL: Candidate power rating is lower. Verify circuit requirements.; RT0402BRD0747KL: Candidate power rating is lower.
Resistance	47 kΩ	47 kΩ	47 kΩ	-	47 kΩ — matched; WR04X4702FTL: matched
Tolerance	±1%	±1%	±1%	±0.1%	±1% / ±0.1% — matched; WR04X4702FTL: matched; RT0402BRD0747KL: Higher precision.
Package	0402 (1005 Metric)	0402 (1005 Metric)	0402 (1005 metric)	0402	0402 (1005 Metric) / 0402 (1005 metric) — matched; WR04X4702FTL: matched; RT0402BRD0747KL: matched
Application	General Purpose	Anti-Surge, AEC-Q200	-	-	Anti-Surge, AEC-Q200 — Candidate is automotive grade and has surge protection.
Tcr	±100 ppm/°C	-	Not specified	25 ppm/°C	Not specified / 25 ppm/°C — TCR data missing for candidate.; RT0402BRD0747KL: Better temperature stability.
Technology	Thick Film	-	-	Thin Film	Thin Film — Different technology may affect noise and stability.

Application & sourcing insights

Questions & answers

The best alternative is ERJPA2F4702X from Panasonic. It is an upgrade with a higher power rating (0.25W vs 0.1W) and is AEC-Q200 qualified, making it suitable for more demanding applications.