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STWD100NPWY3F
Public Made by Adomby adom
STMicroelectronics Supervisor And Reset ICs, SOT-23-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+41@@ -0,0 +1,41 @@+# STWD100NPWY3F++**STMicroelectronics** · Supervisor And Reset ICs · SOT-23-5++STWD100NPWY3F from STMicroelectronics, in a SOT-23-5. 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 | WDO | output | Active-low watchdog output (open drain or push-pull depending on version) that is asserted when the watchdog timer expires without being cleared; an open-drain output needs an external pull-up to a supply up to 6 V (10 kΩ typical). |+| 2 | GND | power_in | Ground. |+| 3 | EN | input | Enable pin with an internal pull-down resistor (32 to 100 kΩ, 63 kΩ typ.), so the device is enabled when left floating; pulses of at least 1 µs are detected and glitches shorter than 100 ns are ignored. |+| 4 | WDI | input | Watchdog input that must be toggled within the watchdog timeout period tWD to clear the internal timer, otherwise WDO is asserted; pulses of at least 1 µs are detected and glitches under 100 ns are ignored. |+| 5 | VCC | power_in | Supply voltage, operating range 2.7 V to 5.5 V. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | STMicroelectronics |+| Package | SOT-23-5 |+| Category | Power Management (PMIC) |+| Pins | 5 |++## CAD (KiCad official)++- Symbol: `STWD100NPWY3F`+- Footprint: `Package_TO_SOT_SMD:SOT-23-5`+- 3D model: SOT-23-5 (KiCad packages3D, STEP)+- 3D model files: `stwd100npwy3f-etched.step` / `stwd100npwy3f-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `stwd100npwy3f.step` / `stwd100npwy3f.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/8588907587002126336) (20 pp, sha256 `8959b4ce1feab38f`, retrieved 2026-10-01, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (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/stwd100npwy3f-datasheet.pdf)
page.jsonadded+141@@ -0,0 +1,141 @@+{+ "slug": "stwd100npwy3f",+ "version": "0.1.0",+ "type": "component",+ "description": "STMicroelectronics Supervisor And Reset ICs, SOT-23-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power management (pmic)",+ "stwd100npwy3f",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "stwd100npwy3f.kicad_sym",+ "stwd100npwy3f.kicad_mod",+ "stwd100npwy3f.glb",+ "stwd100npwy3f.step",+ "stwd100npwy3f.lbr",+ "docs/hero.png",+ "docs/stwd100npwy3f-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "STWD100NPWY3F",+ "manufacturer": "STMicroelectronics",+ "package": "SOT-23-5",+ "pin_count": 5,+ "category": "Power Management (PMIC)",+ "subcategory": "Supervisor And Reset ICs",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588907587002126336",+ "parts": {+ "symbol": "stwd100npwy3f.kicad_sym",+ "footprint": "stwd100npwy3f.kicad_mod",+ "model_3d": "stwd100npwy3f-etched.glb",+ "model_3d_plain": "stwd100npwy3f.glb",+ "model_3d_step": "stwd100npwy3f-etched.step",+ "model_3d_step_plain": "stwd100npwy3f.step",+ "lbr": "stwd100npwy3f.lbr"+ },+ "distributor_links": {+ "lcsc": "C2842415",+ "digikey": "497-6841-2-ND",+ "mouser": "511-STWD100NPWY3F"+ },+ "distributor_check": {+ "checked_at": "2026-10-01T06:57:18Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "497-6841-2-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "511-STWD100NPWY3F",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "WDO",+ "type": "output",+ "description": "Active-low watchdog output (open drain or push-pull depending on version) that is asserted when the watchdog timer expires without being cleared; an open-drain output needs an external pull-up to a supply up to 6 V (10 kΩ typical)."+ },+ {+ "number": "2",+ "name": "GND",+ "type": "power_in",+ "description": "Ground."+ },+ {+ "number": "3",+ "name": "EN",+ "type": "input",+ "description": "Enable pin with an internal pull-down resistor (32 to 100 kΩ, 63 kΩ typ.), so the device is enabled when left floating; pulses of at least 1 µs are detected and glitches shorter than 100 ns are ignored."+ },+ {+ "number": "4",+ "name": "WDI",+ "type": "input",+ "description": "Watchdog input that must be toggled within the watchdog timeout period tWD to clear the internal timer, otherwise WDO is asserted; pulses of at least 1 µs are detected and glitches under 100 ns are ignored."+ },+ {+ "number": "5",+ "name": "VCC",+ "type": "power_in",+ "description": "Supply voltage, operating range 2.7 V to 5.5 V."+ }+ ],+ "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": "vision",+ "consensus_model": "claude-opus-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: The ordering information page (datasheet page 17 of 20) was not among the 12 page images provided, s; The pin table only gives short names (Watchdog output, Ground, Enable pin, Watchdog input, Supply vo",+ "vision extraction: provenance cannot be text-verified; needs consensus"+ ],+ "pages_sent": 12,+ "cost_usd": 0.4299,+ "at": "2026-10-01T06:56:59"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588907587002126336",+ "pages": 20,+ "sha256": "8959b4ce1feab38f",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 5,+ "described": 5,+ "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]"+ }+}