
HUI JU
A pin-compatible alternative from HUI JU with identical key electrical parameters.
The Walsin 1206B104K500CT is a general-purpose 100nF, 50V, 1206 ceramic capacitor. Numerous pin-compatible alternatives and voltage upgrades are available from various manufacturers, ensuring supply chain flexibility.
Key parameters match or are upgraded. Secondary parameters may vary slightly.
All suggested alternatives use the same 1206 surface-mount package.
Many alternatives exist from various manufacturers, improving supply chain resilience.
Direct replacement for 1206B104K500CT should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.
Use a direct pin-to-pin replacement with identical specs, such as TCC1206X7R104K500DT, or an upgrade path with a higher voltage rating like TCC1206X7R104K101DT for increased design margin.
The primary risk is minor variance in secondary electrical parameters (like ESR, ESL, and DC bias characteristics) between different manufacturers. For most applications, this risk is low.

HUI JU
A pin-compatible alternative from HUI JU with identical key electrical parameters.
| Feature / factor | 1206B104K500CT | NL1206B104K500CPBN | TCC1206X7R104K500DT | FCC1206B104K101FT | Compatibility / risk |
|---|---|---|---|---|---|
| Package | 1206 (3216 Metric) | 1206 (3216 Metric) | 1206 (3216 Metric) | 1206 (3216) | 1206 (3216 Metric) / 1206 (3216) — Package size matches.; TCC1206X7R104K500DT: Package size matches.; FCC1206B104K101FT: Package size matches.; TCC1206X7R104K101DT: Package size matches. |
| Capacitance | 100 nF | 100 nF | 100 nF | 100 nF | 100 nF — Capacitance matches.; TCC1206X7R104K500DT: Capacitance matches.; FCC1206B104K101FT: Capacitance matches.; TCC1206X7R104K101DT: Capacitance matches. |
| Voltage | 50 V | 50 V | 50 V | 100 V | 50 V / 100 V — Voltage rating matches.; TCC1206X7R104K500DT: Voltage rating matches.; FCC1206B104K101FT: Higher voltage rating provides more margin.; TCC1206X7R104K101DT: Higher voltage rating provides more margin. |
| Tolerance | ±10% | ±10% | ±10% | ±10% | ±10% — Tolerance matches.; TCC1206X7R104K500DT: Tolerance matches.; FCC1206B104K101FT: Tolerance matches.; TCC1206X7R104K101DT: Tolerance matches. |
| Dielectric | X7R | X7R | X7R | X7R | X7R — Dielectric material matches.; TCC1206X7R104K500DT: Dielectric material matches.; FCC1206B104K101FT: Dielectric material matches.; TCC1206X7R104K101DT: Dielectric material matches. |
Verified drop-in options for 1206B104K500CT 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.