Is there a pin-compatible replacement for RT1206BRD073KL?

Yes, parts like AC1206FR-073KL are pin-compatible in the same 1206 package. However, they are not electrically identical, featuring lower precision (1% tolerance vs 0.1%), which may affect circuit performance.

What risks should I check before replacing RT1206BRD073KL?

The main risk is substituting a lower-precision (Thick Film, 1-5% tolerance) resistor for a high-precision (Thin Film, 0.1% tolerance) one. This can impact the accuracy and stability of analog circuits, filters, or voltage dividers. Always verify the required tolerance and TCR.

RT1206BRD073KL Alternatives, Datasheet & Cross Reference | Yageo

Finding a substitute for the Yageo RT1206BRD073KL, a 3kΩ 0.1% precision resistor, requires careful attention to tolerance and TCR. Alternatives exist but often involve a trade-off between precision and availability.

AI replacement insight

Electrical riskhigh

Substituting a general-purpose resistor for a precision one can cause circuit malfunction.

Package risklow

All candidates share the same 1206 package, ensuring physical fit.

Can it be replaced directly?

No direct drop-in replacement with identical precision (0.1% tolerance, 25ppm/°C TCR) and resistance (3kΩ) was found among the candidates. All options require engineering review.

Best replacement path

If precision is critical, find another 0.1% 25ppm/°C thin film resistor. If not, a standard 1% thick film resistor is a viable, lower-cost option.

Main risk

Degrading circuit performance by using a lower-precision resistor with higher tolerance and temperature drift.

Recommended alternatives

A 1206 3kΩ 0.25W resistor with lower precision, suitable for general-purpose applications not requiring high stability.

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Alternative comparison matrix

Feature / factor	RT1206BRD073KL	AC1206FR-073KL	RT1206BRD072K7L	Compatibility / risk
Package	1206	1206	1206	1206 — Same EIA package size ensures physical compatibility.; RT1206BRD072K7L: Same EIA package size ensures physical compatibility.
Resistance	3000.0 ohm	3000.0 ohm	2700.0 ohm	3000.0 ohm / 2700.0 ohm — Nominal resistance is identical.; RT1206BRD072K7L: Resistance differs by -10%; requires circuit analysis.
Tolerance	0.1 %	1.0 %	0.1 %	1.0 % / 0.1 % — Tolerance is 10x worse; unsuitable for precision circuits.; RT1206BRD072K7L: Matches target's high precision tolerance.
Tcr	25 ppm/°C	±100 ppm/°C	25 ppm/°C	±100 ppm/°C / 25 ppm/°C — Temperature drift is 4x higher, affecting stability.; RT1206BRD072K7L: Matches target's high stability TCR.
Technology	Thin Film	Thick Film	Thin Film	Thick Film / Thin Film — General purpose tech vs. target's high-stability Thin Film.; RT1206BRD072K7L: Matches target's high-stability technology.

Application & sourcing insights

Questions & answers

The best alternative depends on your application's precision needs. For high-precision circuits, a part from the same series like RT1206BRD072K7L offers identical performance but at 2.7kΩ, requiring design review. For general-purpose use, AC1206FR-073KL is a 3kΩ option with lower precision.