FCC0402B104K500AT
FOJAN
Needs validationlow risk
A pin-compatible upgrade from a different manufacturer with a tighter tolerance (±10%).
Best Alternatives to TCC0402X7R104M500AT
Finding a substitute for the TCC0402X7R104M500AT, a common 0.1µF 50V 0402 ceramic capacitor, is straightforward. Many pin-compatible options from major manufacturers offer upgraded performance, such as tighter tolerance.
AI replacement insight
Package risklow
The 0402 package is a standard size with consistent land patterns.
Electrical riskmedium
Risk is low if sticking to X7R dielectric, but high if accidentally using an X5R part in a high-temperature application.
Sourcing risklow
This is a very common capacitor value and package, with many manufacturers and high availability.
Can it be replaced directly?
Direct replacement for TCC0402X7R104M500AT 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 TCC0402X7R104M500AT, then review parametric alternatives for package and electrical fit.
Main risk
The primary risk is substituting with a capacitor that has an X5R dielectric instead of X7R, which would reduce the maximum operating temperature from 125°C to 85°C.
Recommended alternatives
6Alternative comparison matrix
| Feature / factor | TCC0402X7R104M500AT | FCC0402B104K500AT | GRM155R71H104KE14J | UMK105B7104KVHF | Compatibility / risk |
|---|---|---|---|---|---|
| Package | 0402 | 0402 (1005 metric) | 0402 (1005 metric) | 0402 (1005 Metric) | 0402 (1005 metric) / 0402 (1005 Metric) — Package size is identical.; GRM155R71H104KE14J: Package size is identical.; UMK105B7104KVHF: Package size is identical.; C1005X5R1H104KT000F: Package size is identical. |
| Tolerance | ±20% | ±10% | ±10% | ±10% | ±10% — Candidate has tighter tolerance, which is a safe upgrade.; GRM155R71H104KE14J: Candidate has tighter tolerance, which is a safe upgrade.; UMK105B7104KVHF: Candidate has tighter tolerance, which is a safe upgrade. |
| Dielectric | X7R | X7R | X7R | X7R | X7R / X5R — Dielectric material and temperature characteristics match.; GRM155R71H104KE14J: Dielectric material and temperature characteristics match.; UMK105B7104KVHF: Dielectric material and temperature characteristics match.; C1005X5R1H104KT000F: Different dielectric (X5R) has different stability and temperature characteristics. |
| Voltage | 50V | 50V | 50V | 50V | 50V — Voltage rating is identical.; GRM155R71H104KE14J: Voltage rating is identical.; UMK105B7104KVHF: Voltage rating is identical. |
| Application | General | - | - | AEC-Q200 | AEC-Q200 — Candidate is automotive qualified, an upgrade over the general purpose target. |
| Temperature | -55°C to +125°C | - | - | - | -55°C to +85°C — Candidate has a lower maximum operating temperature. |
Application & sourcing insights
Questions & answers
Verified drop-in options for TCC0402X7R104M500AT 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.