
Yageo
Closest Yageo alternate: same 18pF 50V NP0 0402 with tighter ±1% tolerance.
CC0402JRNPO9BN180 is an 18pF 50V NP0/C0G 0402 MLCC. The closest listed alternate is a tighter-tolerance Yageo 18pF part.
Kept parts match 18pF and 50V.
Kept parts are 0402 2-pin.
Murata options are NRND.
Passive MLCC; no firmware.
CC0402FRNPO9BN180 is the closest candidate, pending FAE/PDF review.
Prefer same-vendor 18pF 50V NP0 0402 parts before NRND cross-vendor options.
Capacitance mismatch is not acceptable without circuit retune.

Yageo
Closest Yageo alternate: same 18pF 50V NP0 0402 with tighter ±1% tolerance.
| Feature / factor | CC0402JRNPO9BN180 | CC0402FRNPO9BN180 | GRM1555C1H180FA01D | GRM1555C1H180JA01D | Compatibility / risk |
|---|---|---|---|---|---|
| Package | 0402 | 0402 | - | - | 0402 — same case |
| Pinout | 2-pin NP MLCC | 2-pin NP MLCC | - | - | 2-pin NP MLCC — non-polar |
| Voltage | 50V | 50V | - | - | 50V — same rating |
| Tolerance | ±5% | ±1% | - | - | ±1% — tighter |
| Lifecycle | Active | Active | - | - | NRND — not for new design |
Verified drop-in options for CC0402JRNPO9BN180 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.