component
L6506D
Public Made by Adomby adom
STMicroelectronics Stepper Motor Driver, SOIC-20-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+56@@ -0,0 +1,56 @@+# L6506D++**STMicroelectronics** · Stepper Motor Driver · SOIC-20-300mil++L6506D from STMicroelectronics, in a SOIC-20-300mil. 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 | R/C | passive | RC network pin that sets the oscillator frequency f = 1/(0.69RC) for R > 10 kΩ, within the 5 to 70 kHz range. |+| 2 | OSC. | bidirectional | Oscillator output used to drive the sync pins of other devices when synchronizing several chips. |+| 3 | SYNC | bidirectional | Synchronization pin connected to the master oscillator output so the master sets the operating frequency in all chips. |+| 4 | POWER ENABLE | input | TTL-compatible enable input common to the four output AND gates (VIH min 2 V, VIL max 0.8 V). |+| 5 | IN 1 | input | TTL-compatible logic input for OUT 1 (VIH min 2 V, VIL max 0.8 V). |+| 6 | IN 2 | input | TTL-compatible logic input for OUT 2 (VIH min 2 V, VIL max 0.8 V). |+| 7 | IN 3 | input | TTL-compatible logic input for OUT 3 (VIH min 2 V, VIL max 0.8 V). |+| 8 | IN 4 | input | TTL-compatible logic input for OUT 4 (VIH min 2 V, VIL max 0.8 V). |+| 9 | GND | power_in | Ground pin. |+| 10 | N.C. | unconnected | Not connected internally. |+| 11 | N.C. | unconnected | Not connected internally. |+| 12 | VSENSE 1 | input | Comparator 1 sense input from the sense resistor, input voltage range -0.3 to 3 V. |+| 13 | OUT 4 | output | TTL-compatible drive output 4 with VOH min 2 V at 400 µA and source current of 2.75 mA at VCC = 4.75 V. |+| 14 | OUT 3 | output | TTL-compatible drive output 3 with VOH min 2 V at 400 µA and source current of 2.75 mA at VCC = 4.75 V. |+| 15 | OUT 2 | output | TTL-compatible drive output 2 with VOH min 2 V at 400 µA and source current of 2.75 mA at VCC = 4.75 V. |+| 16 | OUT 1 | output | TTL-compatible drive output 1 with VOH min 2 V at 400 µA and source current of 2.75 mA at VCC = 4.75 V. |+| 17 | VSENSE 2 | input | Comparator 2 sense input from the sense resistor, input voltage range -0.3 to 3 V. |+| 18 | REF 1 | input | Reference voltage input for comparator 1; peak current is Vref/Rsense. |+| 19 | REF 2 | input | Reference voltage input for comparator 2; peak current is Vref/Rsense. |+| 20 | VCC | power_in | Supply voltage, 4.5 V to 7 V operating, 10 V absolute maximum. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | STMicroelectronics |+| Package | SOIC-20-300mil |+| Category | Motor Driver ICs |+| Pins | 20 |++## CAD (KiCad official)++- Symbol: `L6506D`+- Footprint: `Package_SO:SOIC-20W_7.5x12.8mm_P1.27mm`+- 3D model: SOIC-20-300mil (KiCad packages3D, STEP)+- 3D model files: `l6506d-etched.step` / `l6506d-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `l6506d.step` / `l6506d.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [STMicroelectronics datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603086164765126656) (8 pp, sha256 `12dcd81ed04c553c`, retrieved 2026-10-07, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text+vision), consensus `claude-opus-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/l6506d-datasheet.pdf)
page.jsonadded+273@@ -0,0 +1,273 @@+{+ "slug": "l6506d",+ "version": "0.1.0",+ "type": "component",+ "description": "STMicroelectronics Stepper Motor Driver, SOIC-20-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "motor driver ics",+ "l6506d",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "l6506d.kicad_sym",+ "l6506d.kicad_mod",+ "l6506d.glb",+ "l6506d.step",+ "l6506d.lbr",+ "docs/hero.png",+ "docs/l6506d-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "l6506d-hero.glb",+ "l6506d-hero.overlay.json"+ ],+ "component": {+ "mpn": "L6506D",+ "manufacturer": "STMicroelectronics",+ "package": "SOIC-20-300mil",+ "pin_count": 20,+ "category": "Motor Driver ICs",+ "subcategory": "Stepper Motor Driver",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603086164765126656",+ "parts": {+ "symbol": "l6506d.kicad_sym",+ "footprint": "l6506d.kicad_mod",+ "model_3d": "l6506d-hero.glb",+ "model_3d_plain": "l6506d.glb",+ "model_3d_step": "l6506d-etched.step",+ "model_3d_step_plain": "l6506d.step",+ "lbr": "l6506d.lbr"+ },+ "distributor_links": {+ "lcsc": "C2971356",+ "digikey": "497-3652-5-ND",+ "mouser": "511-L6506D"+ },+ "distributor_check": {+ "checked_at": "2026-10-07T09:39:26Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "497-3652-5-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "511-L6506D",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "R/C",+ "type": "passive",+ "description": "RC network pin that sets the oscillator frequency f = 1/(0.69RC) for R > 10 kΩ, within the 5 to 70 kHz range."+ },+ {+ "number": "2",+ "name": "OSC.",+ "type": "bidirectional",+ "description": "Oscillator output used to drive the sync pins of other devices when synchronizing several chips."+ },+ {+ "number": "3",+ "name": "SYNC",+ "type": "bidirectional",+ "description": "Synchronization pin connected to the master oscillator output so the master sets the operating frequency in all chips."+ },+ {+ "number": "4",+ "name": "POWER ENABLE",+ "type": "input",+ "description": "TTL-compatible enable input common to the four output AND gates (VIH min 2 V, VIL max 0.8 V)."+ },+ {+ "number": "5",+ "name": "IN 1",+ "type": "input",+ "description": "TTL-compatible logic input for OUT 1 (VIH min 2 V, VIL max 0.8 V)."+ },+ {+ "number": "6",+ "name": "IN 2",+ "type": "input",+ "description": "TTL-compatible logic input for OUT 2 (VIH min 2 V, VIL max 0.8 V)."+ },+ {+ "number": "7",+ "name": "IN 3",+ "type": "input",+ "description": "TTL-compatible logic input for OUT 3 (VIH min 2 V, VIL max 0.8 V)."+ },+ {+ "number": "8",+ "name": "IN 4",+ "type": "input",+ "description": "TTL-compatible logic input for OUT 4 (VIH min 2 V, VIL max 0.8 V)."+ },+ {+ "number": "9",+ "name": "GND",+ "type": "power_in",+ "description": "Ground pin."+ },+ {+ "number": "10",+ "name": "N.C.",+ "type": "unconnected",+ "description": "Not connected internally."+ },+ {+ "number": "11",+ "name": "N.C.",+ "type": "unconnected",+ "description": "Not connected internally."+ },+ {+ "number": "12",+ "name": "VSENSE 1",+ "type": "input",+ "description": "Comparator 1 sense input from the sense resistor, input voltage range -0.3 to 3 V."+ },+ {+ "number": "13",+ "name": "OUT 4",+ "type": "output",+ "description": "TTL-compatible drive output 4 with VOH min 2 V at 400 µA and source current of 2.75 mA at VCC = 4.75 V."+ },+ {+ "number": "14",+ "name": "OUT 3",+ "type": "output",+ "description": "TTL-compatible drive output 3 with VOH min 2 V at 400 µA and source current of 2.75 mA at VCC = 4.75 V."+ },+ {+ "number": "15",+ "name": "OUT 2",+ "type": "output",+ "description": "TTL-compatible drive output 2 with VOH min 2 V at 400 µA and source current of 2.75 mA at VCC = 4.75 V."+ },+ {+ "number": "16",+ "name": "OUT 1",+ "type": "output",+ "description": "TTL-compatible drive output 1 with VOH min 2 V at 400 µA and source current of 2.75 mA at VCC = 4.75 V."+ },+ {+ "number": "17",+ "name": "VSENSE 2",+ "type": "input",+ "description": "Comparator 2 sense input from the sense resistor, input voltage range -0.3 to 3 V."+ },+ {+ "number": "18",+ "name": "REF 1",+ "type": "input",+ "description": "Reference voltage input for comparator 1; peak current is Vref/Rsense."+ },+ {+ "number": "19",+ "name": "REF 2",+ "type": "input",+ "description": "Reference voltage input for comparator 2; peak current is Vref/Rsense."+ },+ {+ "number": "20",+ "name": "VCC",+ "type": "power_in",+ "description": "Supply voltage, 4.5 V to 7 V operating, 10 V absolute maximum."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.3",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.3",+ "primary_model": "claude-sonnet-5-5",+ "primary_mode": "text+vision",+ "consensus_model": "claude-opus-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: Pin types for R/C, OSC. and SYNC are inferred from the circuit description, not stated explicitly. T",+ "vision extraction: provenance cannot be text-verified; needs consensus"+ ],+ "pages_sent": 8,+ "cost_usd": 0.2629,+ "at": "2026-10-07T09:39:10"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603086164765126656",+ "pages": 8,+ "sha256": "12dcd81ed04c553c",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 20,+ "described": 20,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ },+ "models_3d": [+ {+ "file": "l6506d.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 10.3,+ 12.8,+ 2.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "59a10b341e6972b31d81802a048060326da627d8b92dcf4263064f4f62ec808e",+ "checked": "2026-10-07",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "l6506d-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 10.3,+ 12.8,+ 2.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "94895d7e7e94aebe7b0afda988eb3d10667aa5051839cd923687940f09089066",+ "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]"+ }+}