RC2512FK-0739RL
Yageo
Needs validationlow risk
An upgrade path from Yageo with tighter 1% tolerance in the same 2512 package.
Best Alternatives to FRC2512J390 TS
Find direct and upgraded replacements for the FOJAN FRC2512J390 TS, a 39Ω 1W 5% 2512 chip resistor. Explore pin-compatible alternatives from Yageo, UNI-ROYAL, and more with identical or improved performance.
AI replacement insight
Electrical risklow
All candidates match or exceed key electrical specs. Tighter tolerance is a safe upgrade.
Package risklow
All recommended alternatives use the identical 2512 package for a direct physical fit.
Sourcing risklow
This is a common resistor value with multiple vendors, ensuring good supply chain options.
Can it be replaced directly?
Direct replacement for FRC2512J390 TS should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.
Best replacement path
For a direct match, use 25121WJ0390T4E. For a robust upgrade, CRH2512F39R0E04Z offers double the power rating.
Main risk
The primary risk is negligible for most applications. For temperature-sensitive circuits, verifying the temperature coefficient (TCR) is advised.
Recommended alternatives
5Alternative comparison matrix
| Feature / factor | FRC2512J390 TS | RC2512FK-0739RL | 25121WF390JT4E | 25121WJ0390T4E | Compatibility / risk |
|---|---|---|---|---|---|
| Package | 2512 | 2512 | 2512 | 2512 | 2512 — Package size matches.; 25121WF390JT4E: Package size matches.; 25121WJ0390T4E: Package size matches.; FRC2512F39R0TS: Package size matches. |
| Resistance | 39.0 Ω | 39.0 Ω | 39.0 Ω | 39.0 Ω | 39.0 Ω — Resistance value matches.; 25121WF390JT4E: Resistance value matches.; 25121WJ0390T4E: Resistance value matches.; FRC2512F39R0TS: Resistance value matches. |
| Tolerance | 5.0 % | 1.0 % | 1.0 % | 5.0 % | 1.0 % / 5.0 % — Tighter tolerance is a performance upgrade.; 25121WF390JT4E: Tighter tolerance is a performance upgrade.; 25121WJ0390T4E: Tolerance matches.; FRC2512F39R0TS: Tighter tolerance is a performance upgrade. |
| Power | 1.0 W | 1.0 W | 1.0 W | 1.0 W | 1.0 W — Power rating matches.; 25121WF390JT4E: Power rating matches.; 25121WJ0390T4E: Power rating matches.; FRC2512F39R0TS: Power rating matches. |
| Tcr | Not specified | ±100 ppm/°C | - | Not specified | ±100 ppm/°C / Not specified — Candidate has a specified standard TCR.; 25121WJ0390T4E: TCR not specified for either part; assume standard values. |
Application & sourcing insights
Questions & answers
Verified drop-in options for FRC2512J390 TS 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.