component
WS2812C
Public Made by Adomby adom
Worldsemi RGB LEDs(Built-In IC), SMD5050-4P. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+43@@ -0,0 +1,43 @@+# WS2812C++**Worldsemi** · RGB LEDs(Built-In IC) · SMD5050-4P++WS2812C from Worldsemi, in a SMD5050-4P. 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.+++::adom-states{src="/adom/ws2812c/render/states.json"}++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | VDD | power_in | Power supply pin; the absolute maximum rating for VDD is +3.7 V to +5.3 V. |+| 2 | DOUT | output | Control data signal output that sends the reshaped data stream to the next cascaded pixel. |+| 3 | VSS | power_in | Ground pin used for both data and power grounding, with VSS defined as 0 V. |+| 4 | DIN | input | Control data signal input that receives serial data from the controller; the first pixel latches its 24-bit data from this pin. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Worldsemi |+| Package | SMD5050-4P |+| Category | Optoelectronics |+| Pins | 4 |++## CAD (KiCad official)++- Symbol: `WS2812C`+- Footprint: `LED_SMD:LED_WS2812B_PLCC4_5.0x5.0mm_P3.2mm`+- 3D model: SMD5050-4P (KiCad packages3D, STEP)+- 3D model files: `ws2812c-etched.step` / `ws2812c-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ws2812c.step` / `ws2812c.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Worldsemi datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8552950697940574209) (8 pp, sha256 `dff2e5d6973943cb`, retrieved 2026-10-07, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (text), consensus `claude-sonnet-5-5` (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/ws2812c-datasheet.pdf)
page.jsonadded+173@@ -0,0 +1,173 @@+{+ "slug": "ws2812c",+ "version": "0.1.0",+ "type": "component",+ "description": "Worldsemi RGB LEDs(Built-In IC), SMD5050-4P. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "optoelectronics",+ "ws2812c",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "ws2812c.kicad_sym",+ "ws2812c.kicad_mod",+ "ws2812c.glb",+ "ws2812c.step",+ "ws2812c.lbr",+ "docs/hero.png",+ "docs/ws2812c-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "ws2812c-hero.glb",+ "ws2812c-hero.overlay.json"+ ],+ "component": {+ "mpn": "WS2812C",+ "manufacturer": "Worldsemi",+ "package": "SMD5050-4P",+ "pin_count": 4,+ "category": "Optoelectronics",+ "subcategory": "RGB LEDs(Built-In IC)",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8552950697940574209",+ "parts": {+ "symbol": "ws2812c.kicad_sym",+ "footprint": "ws2812c.kicad_mod",+ "model_3d": "ws2812c-hero.glb",+ "model_3d_plain": "ws2812c.glb",+ "model_3d_step": "ws2812c-etched.step",+ "model_3d_step_plain": "ws2812c.step",+ "lbr": "ws2812c.lbr"+ },+ "distributor_links": {+ "lcsc": "C114587"+ },+ "distributor_check": {+ "checked_at": "2026-10-07T21:35:47Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": null,+ "status": "no match"+ },+ "mouser": {+ "pn": null,+ "status": "no match"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "VDD",+ "type": "power_in",+ "description": "Power supply pin; the absolute maximum rating for VDD is +3.7 V to +5.3 V."+ },+ {+ "number": "2",+ "name": "DOUT",+ "type": "output",+ "description": "Control data signal output that sends the reshaped data stream to the next cascaded pixel."+ },+ {+ "number": "3",+ "name": "VSS",+ "type": "power_in",+ "description": "Ground pin used for both data and power grounding, with VSS defined as 0 V."+ },+ {+ "number": "4",+ "name": "DIN",+ "type": "input",+ "description": "Control data signal input that receives serial data from the controller; the first pixel latches its 24-bit data from this pin."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.3",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.3",+ "primary_model": "claude-haiku-5-5",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: The datasheet never prints the package name SMD5050-4P. The 4-pin table on page 2 and the 5050 descr; The Absolute Maximum Ratings Logical Input Voltage entry is garbled in the source text, so no reliab; The LED table labels 0.6mA as both Quiescent Current and Working current, so its meaning is ambiguou"+ ],+ "pages_sent": 8,+ "cost_usd": 0.0291,+ "at": "2026-10-07T21:35:33"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8552950697940574209",+ "pages": 8,+ "sha256": "dff2e5d6973943cb",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 4,+ "described": 4,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ },+ "models_3d": [+ {+ "file": "ws2812c.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 5.4,+ 5,+ 1.6+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "637199c792cc5581f13c630b8ea641c3d770ebc3f87475da122d395f340d713a",+ "checked": "2026-10-07",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "ws2812c-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 5.4,+ 5,+ 1.6+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "53b95b9cea32c501fc1d87b318f012289721f62b3da3dbac7302907bd23343d8",+ "checked": "2026-10-07",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}