# 0603N222J500CT

**Walsin Technology** · MLCC, NP0 (C0G) · 0603 (1608 metric)

Walsin general-purpose multilayer ceramic capacitor: 2.2 nF, +/-5%, 50 V, NP0 (C0G) dielectric in 0603. The part number reads size 0603, N = NP0, 222 = 2.2 nF, J = 5%, 500 = 50 V, C = Cu/Ni/Sn termination, T = 7 inch reel.

## Verification

A person checks each page against its datasheet and signs it off here; the badge turns amber if a checked file changes.

::adom-verified{src="/adom/0603n222j500ct/render/verification.json"}

## Key specifications

| Parameter | Value | Source |
|---|---|---|
| Capacitance | 2.2 nF | Datasheet |
| Tolerance | +/-5% (J) | Datasheet |
| Rated voltage | 50 V | Datasheet |
| Dielectric | NP0 (C0G) | Datasheet |
| Size | 0603 (1.6 x 0.8 mm) | Datasheet |

## Ordering

| Distributor | Part number | Note |
|---|---|---|
| LCSC / JLCPCB | [C296055](https://www.lcsc.com/product-detail/C296055.html) | JLC Extended part, 56,234 in stock on 2026-10-08 |
| Mouser | [791-0603N222J500CT](https://www.mouser.com/en/ProductDetail/Walsin/0603N222J500CT?qs=ZrPdAQfJ6DOy7IiS%252BwqdOg%3D%3D) | |
| DigiKey | [1292-1507-2-ND](https://www.digikey.com/en/products/detail/walsin-technology-corporation/0603N222J500CT/9355004) | |

## CAD

| File | What it is |
|---|---|
| `0603n222j500ct.kicad_sym` | KiCad symbol, with MPN, manufacturer and distributor numbers as properties |
| `0603n222j500ct.kicad_mod` | KiCad footprint: `Capacitor_SMD:C_0603_1608Metric`, KiCad official, CC-BY-SA 4.0 |
| `0603n222j500ct.step` / `0603n222j500ct.glb` | 3D model, Z-up, seated on z = 0: KiCad packages3D (tag 10.0.6), C_0603_1608Metric.step |
| `0603n222j500ct.lbr` | Fusion 360 / EAGLE library: one deviceset, each with its own MPN, manufacturer and LCSC / Mouser / DigiKey attributes |
| `altium/Adom_0603n222j500ct.SchLib` / `.PcbLib` | Altium library pair (adom-lbr, no Altium needed): symbol and footprint with the 3D body, parameters carry the part numbers; `altium/*.adom-lbr.json` is the canonical hub each was built from |

## Provenance

- **Datasheet:** [docs/0603n222j500ct-datasheet.pdf](docs/0603n222j500ct-datasheet.pdf), sha256 `452464dfa9197a4d`, retrieved 2026-10-08 from LCSC
- **Specs:** each row names its source: the manufacturer datasheet (with page) or the LCSC parametric listing (retrieved 2026-10-08).
- **Distributor numbers:** looked up 2026-10-08 with adom-parts-search (Mouser, DigiKey, JLCPCB), exact part number and manufacturer only.
- **CAD:** footprint `Capacitor_SMD:C_0603_1608Metric`; 3D: KiCad packages3D (tag 10.0.6), C_0603_1608Metric.step.

## Related

- Used on the [AM/FM Receiver Molecule](https://wiki.adom.inc/adom/amfm-receiver-molecule).