component
AT8549
Public Made by Adomby adom
ZHONGKEWEI Stepper Motor Driver, SSOP-10-150mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+47@@ -0,0 +1,47 @@+# AT8549++**ZHONGKEWEI** · Stepper Motor Driver · SSOP-10-150mil++AT8549 from ZHONGKEWEI, in a SSOP-10-150mil. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | VCC | power_in | Power supply voltage end, operating range 2.7-15V with capacitor filtering recommended. |+| 2 | EN | input | Enable input; high level enables normal chip operation, low level enters sleep mode. |+| 3 | PHS1 | input | Channel 1 H-bridge output control input with internal 100kΩ pull-down resistance. |+| 4 | PHS2 | input | Channel 2 H-bridge output control input with internal 100kΩ pull-down resistance. |+| 5 | NC | unconnected | Floating pin with no connection or defined function. |+| 6 | GND | power_in | Power supply ground. |+| 7 | OUT4 | tri_state | Channel 2 H-bridge output terminal; driven high or low or high-impedance when disabled. |+| 8 | OUT3 | tri_state | Channel 2 H-bridge output terminal; driven high or low or high-impedance when disabled. |+| 9 | OUT2 | tri_state | Channel 1 H-bridge output terminal; driven high or low or high-impedance when disabled. |+| 10 | OUT1 | tri_state | Channel 1 H-bridge output terminal; driven high or low or high-impedance when disabled. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | ZHONGKEWEI |+| Package | SSOP-10-150mil |+| Category | Motor Driver ICs |+| Pins | 10 |++## CAD (KiCad official)++- Symbol: `AT8549`+- Footprint: `Package_SO:SSOP-10_3.9x4.9mm_P1.00mm`+- 3D model: SSOP-10-150mil (KiCad packages3D, STEP)+- 3D model files: `at8549-etched.step` / `at8549-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `at8549.step` / `at8549.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [ZHONGKEWEI datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588945580903043072) (9 pp, sha256 `eb1d305b05cdbdf9`, retrieved 2026-09-21, tier: lcsc)+- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-4-6` (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/at8549-datasheet.pdf)
page.jsonadded+153@@ -0,0 +1,153 @@+{+ "slug": "at8549",+ "version": "0.1.0",+ "type": "component",+ "description": "ZHONGKEWEI Stepper Motor Driver, SSOP-10-150mil. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "motor driver ics",+ "at8549",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "at8549.kicad_sym",+ "at8549.kicad_mod",+ "at8549.glb",+ "at8549.step",+ "at8549.lbr",+ "docs/hero.png",+ "docs/at8549-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "AT8549",+ "manufacturer": "ZHONGKEWEI",+ "package": "SSOP-10-150mil",+ "pin_count": 10,+ "category": "Motor Driver ICs",+ "subcategory": "Stepper Motor Driver",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588945580903043072",+ "parts": {+ "symbol": "at8549.kicad_sym",+ "footprint": "at8549.kicad_mod",+ "model_3d": "at8549-etched.glb",+ "model_3d_plain": "at8549.glb",+ "model_3d_step": "at8549-etched.step",+ "model_3d_step_plain": "at8549.step",+ "lbr": "at8549.lbr"+ },+ "distributor_links": {+ "lcsc": "C2901460"+ },+ "pins": [+ {+ "number": "1",+ "name": "VCC",+ "type": "power_in",+ "description": "Power supply voltage end, operating range 2.7-15V with capacitor filtering recommended."+ },+ {+ "number": "2",+ "name": "EN",+ "type": "input",+ "description": "Enable input; high level enables normal chip operation, low level enters sleep mode."+ },+ {+ "number": "3",+ "name": "PHS1",+ "type": "input",+ "description": "Channel 1 H-bridge output control input with internal 100kΩ pull-down resistance."+ },+ {+ "number": "4",+ "name": "PHS2",+ "type": "input",+ "description": "Channel 2 H-bridge output control input with internal 100kΩ pull-down resistance."+ },+ {+ "number": "5",+ "name": "NC",+ "type": "unconnected",+ "description": "Floating pin with no connection or defined function."+ },+ {+ "number": "6",+ "name": "GND",+ "type": "power_in",+ "description": "Power supply ground."+ },+ {+ "number": "7",+ "name": "OUT4",+ "type": "tri_state",+ "description": "Channel 2 H-bridge output terminal; driven high or low or high-impedance when disabled."+ },+ {+ "number": "8",+ "name": "OUT3",+ "type": "tri_state",+ "description": "Channel 2 H-bridge output terminal; driven high or low or high-impedance when disabled."+ },+ {+ "number": "9",+ "name": "OUT2",+ "type": "tri_state",+ "description": "Channel 1 H-bridge output terminal; driven high or low or high-impedance when disabled."+ },+ {+ "number": "10",+ "name": "OUT1",+ "type": "tri_state",+ "description": "Channel 1 H-bridge output terminal; driven high or low or high-impedance when disabled."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.2",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.2",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-4-6",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [],+ "pages_sent": 9,+ "cost_usd": 0.1133,+ "at": "2026-09-21T18:20:26"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588945580903043072",+ "pages": 9,+ "sha256": "eb1d305b05cdbdf9",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 10,+ "described": 10,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}