FRC0402F3901TS
FOJAN
Needs validationlow risk
Strong match with nearly identical resistance (3.90kΩ vs 3.92kΩ) and same package, tolerance, and power rating.
Best Alternatives to 0402WGF3921TCE
Find and compare alternatives for the 0402WGF3921TCE, a 3.92kΩ 1% 1/16W 0402 thick film resistor. This guide provides parametrically similar options and highlights key differences for design review.
AI replacement insight
Electrical riskmedium
Resistance values differ, requiring circuit analysis to ensure performance is not compromised.
Package risklow
All candidates share the same 0402 package, ensuring form and fit compatibility.
Can it be replaced directly?
No verified drop-in replacement is available. FRC0402F3901TS is a strong functional match, but its slightly different resistance (3.90kΩ vs 3.92kΩ) requires review for precision circuits.
Best replacement path
FRC0402F3901TS from FOJAN is the strongest candidate, with a 3.90kΩ resistance that is only -0.5% different from the target's 3.92kΩ.
Main risk
The primary risk across all candidates is the deviation in resistance from the target's 3.92kΩ value, which may affect circuit performance.
Recommended alternatives
6Alternative comparison matrix
| Feature / factor | 0402WGF3921TCE | FRC0402F3901TS | FRC0402F3601TS | FRC0402F4121TS | Compatibility / risk |
|---|---|---|---|---|---|
| Resistance | 3.92 kΩ | 3.90 kΩ | 3.60 kΩ | 4.12 kΩ | 3.90 kΩ / 3.60 kΩ / 4.12 kΩ / 4.22 kΩ — Very close match (-0.5% deviation), within target's tolerance band.; FRC0402F3601TS: Resistance is 8.2% lower.; FRC0402F4121TS: Resistance is 5.1% higher.; FRC0402F4221TS: Resistance is 7.6% higher. |
| Tolerance | ±1% | ±1% | ±1% | ±1% | ±1% — matched; FRC0402F3601TS: matched; FRC0402F4121TS: matched; FRC0402F4221TS: matched |
| Power | 1/16 W | 1/16 W | 1/16 W | 1/16 W | 1/16 W — matched; FRC0402F3601TS: matched; FRC0402F4121TS: matched; FRC0402F4221TS: matched |
| Package | 0402 | 0402 | 0402 | 0402 | 0402 — matched; FRC0402F3601TS: matched; FRC0402F4121TS: matched; FRC0402F4221TS: matched |
| Tcr | Not specified | ±100 ppm/°C | - | - | ±100 ppm/°C — Assumed match, common for this type. |
Application & sourcing insights
Questions & answers
The best alternative for 0402WGF3921TCE is FRC0402F3901TS. It has a very close resistance of 3.90kΩ (vs 3.92kΩ) and matches the package, tolerance, and power rating.