Is there a pin-compatible replacement for AC0805JR-074K7L?

Yes, many 0805 resistors are pin-compatible. However, a true replacement must also match electrical specifications. RT0805BRD074K7L is pin-compatible with the same resistance but lacks automotive qualification and uses different film technology.

What risks should I check before replacing AC0805JR-074K7L?

The most critical risk is the AEC-Q200 qualification; using a non-qualified part in an automotive design is unsafe. Also check for differences in technology (Thick vs. Thin Film), tolerance, and temperature coefficient (TCR).

AC0805JR-074K7L Alternatives, Datasheet & Cross Reference | Yageo

Finding a substitute for the Yageo AC0805JR-074K7L involves matching its 4.7kΩ resistance, 0805 package, and critical AEC-Q200 automotive qualification. Alternatives require careful review of this qualification.

AI replacement insight

Sourcing riskhigh

Using a non-AEC-Q200 part in an automotive design introduces significant reliability and safety risks.

Electrical riskmedium

Candidates may have different technology (Thin Film) or resistance values that require circuit analysis.

Package risklow

All candidates share the same 0805 package, ensuring physical compatibility.

Can it be replaced directly?

No direct, drop-in replacement was found. All candidates have significant differences, primarily the lack of AEC-Q200 qualification, which is critical for automotive applications.

Best replacement path

Search for other AEC-Q200 qualified, 0805 thick film resistors with 4.7kΩ resistance and ±5% or tighter tolerance.

Main risk

The primary risk is using a non-automotive grade component in an application requiring AEC-Q200 reliability standards.

Recommended alternatives

A precision alternative with the same resistance and package, but lacks the target's critical automotive qualification.

View details

Alternative comparison matrix

Feature / factor	AC0805JR-074K7L	RT0805BRD074K7L	FRC0805F4751TS	Compatibility / risk
Package	0805	0805	0805	0805 — Form factor matches.; FRC0805F4751TS: Form factor matches.
Resistance	4.7kΩ	4.7kΩ	4.75kΩ	4.7kΩ / 4.75kΩ — Resistance value matches.; FRC0805F4751TS: Resistance is ~1% higher, but within target's tolerance.
Technology	Thick Film	Thin Film	-	Thin Film — Different film technology may affect performance.
Tolerance	±5%	±0.1%	±1%	±0.1% / ±1% — Candidate has tighter tolerance.; FRC0805F4751TS: Candidate has tighter tolerance.
Application	AEC-Q200	None	None	None — Candidate is not AEC-Q200 qualified.; FRC0805F4751TS: Candidate is not AEC-Q200 qualified.

Application & sourcing insights

Questions & answers

The best alternative would be another AEC-Q200 qualified 0805 resistor with 4.7kΩ resistance. While none were found in this batch, parts from other automotive series like Panasonic ERJ-A or Vishay D/CRCW-AEC should be investigated.