AC0402FR-0740K2L
Yageo
Needs validationlow risk
Yageo AEC-Q200 resistor with matching package and electricals. A strong pin-compatible option.
Best Alternatives to RC-02K4022FT
RC-02K4022FT is a general-purpose 40.2kΩ 1% 0402 thick film resistor. Multiple pin-compatible alternatives are available from major manufacturers, including AEC-Q200 qualified options for enhanced reliability.
AI replacement insight
Electrical risklow
Multiple candidates match all key electrical parameters. Upgrade paths offer better performance.
Package risklow
All candidates use the standard 0402 package, ensuring form and fit compatibility.
Sourcing risklow
Alternatives are available from major global manufacturers like Vishay and Yageo, improving supply chain resilience.
Can it be replaced directly?
Direct replacement for RC-02K4022FT should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.
Best replacement path
Start with Datasheet verified or Strong match candidates for RC-02K4022FT, then review parametric alternatives for package and electrical fit.
Main risk
The primary risk is minimal, mainly related to sourcing and availability. For parametric alternatives, the resistance deviation must be verified.
Recommended alternatives
6Alternative comparison matrix
| Feature / factor | RC-02K4022FT | AC0402FR-0740K2L | CRCW040240K2FKED | FRC0402F4022TS | Compatibility / risk |
|---|---|---|---|---|---|
| Package | 0402 | 0402 | 0402 | 0402 | 0402 — Matches target package size.; CRCW040240K2FKED: Matches target package size.; FRC0402F4022TS: Matches target package size.; RT0402BRD0740K2L: Matches target package size. |
| Resistance | 40.2 kΩ | 40.2 kΩ | 40.2 kΩ | 40.2 kΩ | 40.2 kΩ — Identical resistance value.; CRCW040240K2FKED: Identical resistance value.; FRC0402F4022TS: Identical resistance value. |
| Tolerance | ±1% | ±1% | ±1% | ±1% | ±1% / ±0.1% — Matches target tolerance.; CRCW040240K2FKED: Matches target tolerance.; FRC0402F4022TS: Matches target tolerance.; RT0402BRD0740K2L: Tighter tolerance is a performance upgrade. |
| Power | 0.0625 W | 1/16 W | 0.063 W | 1/16 W | 1/16 W / 0.063 W — Matches target power rating.; CRCW040240K2FKED: Slightly higher power rating is a safe upgrade.; FRC0402F4022TS: Matches target power rating. |
| Application | General Purpose | AEC-Q200 | - | - | AEC-Q200 — Automotive grade may offer higher reliability. |
| Tcr | ±100ppm/℃ | - | ±100 ppm/K | - | ±100 ppm/K / 25 ppm/°C — Matches target temperature coefficient.; RT0402BRD0740K2L: Lower TCR provides better stability over temperature. |
| Technology | Thick Film | - | - | - | Thin Film — Thin film offers lower noise and better stability. |
Application & sourcing insights
Questions & answers
Verified drop-in options for RC-02K4022FT are limited in the current batch. Review candidates marked Strong match or Datasheet verified, and validate package, pinout, and electrical limits before committing a BOM change.