# C1808X221K202T

**IHHEC HOLY STONE ENTERPRISE CO LTD** · Multilayer Ceramic Capacitors MLCC - SMD/SMT · 1808

C1808X221K202T from IHHEC HOLY STONE ENTERPRISE CO LTD, in a 1808. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

## Pinout

| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | 1 | passive | Terminal 1 of an unpolarised capacitor; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised capacitor; either orientation. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | IHHEC HOLY STONE ENTERPRISE CO LTD |
| Package | 1808 |
| Category | Capacitors |
| Pins | 2 |

## CAD (KiCad official)

- Symbol: `C1808X221K202T`
- Footprint: `Capacitor_SMD:C_1808_4520Metric`
- 3D model: 1808 (KiCad packages3D, STEP)
- 3D model files: `c1808x221k202t-etched.step` / `c1808x221k202t-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `c1808x221k202t.step` / `c1808x221k202t.glb` are the bare package body.

## Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

- **Datasheet:** [IHHEC HOLY STONE ENTERPRISE CO LTD datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590905313883070464) (27 pp, sha256 `b54c481d1f2c77bf`, retrieved 2026-10-13, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins`, primary `two-terminal convention` (convention), consensus `off` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
- **CAD:** KiCad official libraries (CC-BY-SA 4.0).

[Datasheet PDF](docs/c1808x221k202t-datasheet.pdf)