component
STM812SW16F
Public Made by Adomby adom
STMicroelectronics Supervisor And Reset ICs, SOT-143-4. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+40@@ -0,0 +1,40 @@+# STM812SW16F++**STMicroelectronics** · Supervisor And Reset ICs · SOT-143-4++STM812SW16F from STMicroelectronics, in a SOT-143-4. 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 | VSS | power_in | Ground reference for the device. |+| 2 | RST | output | Active-high push-pull reset output on the STM812, asserted when VCC falls below the reset threshold or MR is low, and held for trec (140 ms min) afterwards; valid down to VCC = 1.0 V (0 to 70 °C). |+| 3 | MR | input | Active-low manual reset input with internal 20 kΩ pull-up (10 to 30 kΩ), which can be left open if unused; a low level of at least 10 µs asserts reset. |+| 4 | VCC | power_in | Supply voltage input, operating range 1.0 to 5.5 V (1.2 V to 5.5 V over -40 to 85 °C), absolute maximum 7.0 V. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | STMicroelectronics |+| Package | SOT-143-4 |+| Category | Power Management (PMIC) |+| Pins | 4 |++## CAD (KiCad official)++- Symbol: `STM812SW16F`+- Footprint: `Package_TO_SOT_SMD:SOT-143`+- 3D model: SOT-143-4 (KiCad packages3D, STEP)+- 3D model files: `stm812sw16f-etched.step` / `stm812sw16f-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `stm812sw16f.step` / `stm812sw16f.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/8590224413065965568) (21 pp, sha256 `24f3f88facdeb210`, retrieved 2026-10-05, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-4-5-20251001` (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/stm812sw16f-datasheet.pdf)
page.jsonadded+134@@ -0,0 +1,134 @@+{+ "slug": "stm812sw16f",+ "version": "0.1.0",+ "type": "component",+ "description": "STMicroelectronics Supervisor And Reset ICs, SOT-143-4. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power management (pmic)",+ "stm812sw16f",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "stm812sw16f.kicad_sym",+ "stm812sw16f.kicad_mod",+ "stm812sw16f.glb",+ "stm812sw16f.step",+ "stm812sw16f.lbr",+ "docs/hero.png",+ "docs/stm812sw16f-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "stm812sw16f-hero.glb",+ "stm812sw16f-hero.overlay.json"+ ],+ "component": {+ "mpn": "STM812SW16F",+ "manufacturer": "STMicroelectronics",+ "package": "SOT-143-4",+ "pin_count": 4,+ "category": "Power Management (PMIC)",+ "subcategory": "Supervisor And Reset ICs",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590224413065965568",+ "parts": {+ "symbol": "stm812sw16f.kicad_sym",+ "footprint": "stm812sw16f.kicad_mod",+ "model_3d": "stm812sw16f-hero.glb",+ "model_3d_plain": "stm812sw16f.glb",+ "model_3d_step": "stm812sw16f-etched.step",+ "model_3d_step_plain": "stm812sw16f.step",+ "lbr": "stm812sw16f.lbr"+ },+ "distributor_links": {+ "lcsc": 2971212,+ "digikey": "497-STM812SW16FTR-ND",+ "mouser": "511-STM812SW16F"+ },+ "distributor_check": {+ "checked_at": "2026-10-05T19:01:05Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "497-STM812SW16FTR-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "511-STM812SW16F",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "VSS",+ "type": "power_in",+ "description": "Ground reference for the device."+ },+ {+ "number": "2",+ "name": "RST",+ "type": "output",+ "description": "Active-high push-pull reset output on the STM812, asserted when VCC falls below the reset threshold or MR is low, and held for trec (140 ms min) afterwards; valid down to VCC = 1.0 V (0 to 70 °C)."+ },+ {+ "number": "3",+ "name": "MR",+ "type": "input",+ "description": "Active-low manual reset input with internal 20 kΩ pull-up (10 to 30 kΩ), which can be left open if unused; a low level of at least 10 µs asserts reset."+ },+ {+ "number": "4",+ "name": "VCC",+ "type": "power_in",+ "description": "Supply voltage input, operating range 1.0 to 5.5 V (1.2 V to 5.5 V over -40 to 85 °C), absolute maximum 7.0 V."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.3",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.3",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [],+ "pages_sent": 21,+ "cost_usd": 0.1924,+ "at": "2026-10-05T19:00:52"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590224413065965568",+ "pages": 21,+ "sha256": "24f3f88facdeb210",+ "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"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}