component
WS2811
Public Made by Adomby adom
Worldsemi LED Drivers, SOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
← Commit history
page.json+116−8@@ -1,13 +1,126 @@ {+ "schema_version": 1,+ "type": "component", "slug": "ws2811",+ "title": "WS2811",+ "brief": "Worldsemi LED Drivers, SOP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "Worldsemi LED Drivers, SOP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "led-drv", "ws2811" ],+ "component": {+ "mpn": "WS2811",+ "manufacturer": "Worldsemi",+ "package": "SOP-8",+ "pin_count": 8,+ "category": "LED-drv",+ "subcategory": "LED Drivers",+ "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/6d22d3665addacf1ad7c32678eb754ae.pdf",+ "parts": {+ "symbol": "ws2811.kicad_sym",+ "footprint": "ws2811.kicad_mod",+ "model_3d": "ws2811.glb",+ "model_3d_step": "ws2811.step",+ "lbr": "ws2811.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "OUTR",+ "type": "output",+ "description": "RED channel constant-current PWM sink output. 20V max port voltage, typical sink current 16 mA (14-18 mA range) at DC=5V with DIN=FFh. Drives LED cathode(s) with series ballast resistor Rd sized to supply voltage."+ },+ {+ "number": "2",+ "name": "OUTG",+ "type": "output",+ "description": "GREEN channel constant-current PWM sink output. 20V max port voltage, typical sink current 16 mA. Delayed turn-on relative to other channels to reduce supply ripple at frame refresh."+ },+ {+ "number": "3",+ "name": "OUTB",+ "type": "output",+ "description": "BLUE channel constant-current PWM sink output. 20V max port voltage, typical sink current 16 mA. 256-level PWM at 4 kHz scan frequency."+ },+ {+ "number": "4",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference for both signal and power. VSS = 0V."+ },+ {+ "number": "5",+ "name": "DO",+ "type": "output",+ "description": "Cascade data output. Reshaped/retimed forward of remaining bits after this IC consumes its first 24 bits. Drives next stage's DIN. Low-level output current >=10 mA at Vo=0.4V; propagation delay tPLZ <=300 ns (CL=15pF, RL=10k\u03a9). Withstands transient 24V short without damage."+ },+ {+ "number": "6",+ "name": "DIN",+ "type": "input",+ "description": "Single-wire serial data input (NRZ, 800 kbps). VIH >= 0.55*VDD, VIL <= 0.3*VDD, hysteresis ~0.35V. First 24 bits (R7..R0, G7..G0, B7..B0, MSB first) are latched by this IC; remaining bits are forwarded through DO. RESET frame is low >=280 \u00b5s. Port withstands 9.5V and transient 24V short."+ },+ {+ "number": "7",+ "name": "NC",+ "type": "unconnected",+ "description": "No internal connection. Leave floating or tie to any potential per PCB layout convenience."+ },+ {+ "number": "8",+ "name": "VDD",+ "type": "power_in",+ "description": "Logic supply for the IC. Operating range +3.5 to +5.7 V (absolute max), typical 4.5-5.5V. Quiescent current ~0.3 mA. On-chip shunt regulator allows operation from supplies up to 24V via an external series dropping resistor (Rd = 150\u03a9 @5V, 4.7k\u03a9 @12V, 10k\u03a9 @24V) with a 1 \u00b5F decoupling capacitor to GND."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://datasheet.lcsc.com/datasheet/pdf/6d22d3665addacf1ad7c32678eb754ae.pdf",+ "pages": 8,+ "sha256": "18c5e95266753d5c",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 8,+ "described": 8,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "metadata": {+ "specs": {+ "Manufacturer": "Worldsemi",+ "Package": "SOP-8",+ "Category": "LED-drv",+ "Pins": "8"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "ws2811"+ ],+ "discovery_pitch": "WS2811 (Worldsemi) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +138,5 @@ "docs/ws2811-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }