component
ST1S12GR
Public Made by Adomby adom
STMicroelectronics DC-DC Converters, TSOT-23-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
← Commit history
README.mdadded+41@@ -0,0 +1,41 @@+# ST1S12GR++**STMicroelectronics** · DC-DC Converters · TSOT-23-5++ST1S12GR from STMicroelectronics, in a TSOT-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 | EN | input | Enable pin with voltage range -0.3 V to VIN + 0.3 V; device ON above 1.5 V threshold, device OFF below 0.5 V threshold, input current 1 µA maximum. |+| 2 | GND | power_in | System ground (0 V reference). |+| 3 | SW | output | Switching output pin with voltage range -0.3 V to VIN + 0.3 V, connected to external inductor in step-down topology. |+| 4 | VIN | power_in | Input supply pin with operating voltage range 2.5 V to 5.5 V, supporting maximum output current of 0.7 A. |+| 5 | FB/VO | input | Feedback voltage pin with voltage range -0.3 V to 3 V and typical feedback voltage of 600 mV, connected to external resistor divider network to set output voltage. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | STMicroelectronics |+| Package | TSOT-23-5 |+| Category | Power Management (PMIC) |+| Pins | 5 |++## CAD (KiCad official)++- Symbol: `ST1S12GR`+- Footprint: `Package_TO_SOT_SMD:TSOT-23-5`+- 3D model: TSOT-23-5 (KiCad packages3D, STEP)+- 3D model files: `st1s12gr-etched.step` / `st1s12gr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `st1s12gr.step` / `st1s12gr.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/8588903720944357376) (20 pp, sha256 `6e911e5bce170a9f`, retrieved 2026-10-06, 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/st1s12gr-datasheet.pdf)
page.jsonadded+140@@ -0,0 +1,140 @@+{+ "slug": "st1s12gr",+ "version": "0.1.0",+ "type": "component",+ "description": "STMicroelectronics DC-DC Converters, TSOT-23-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power management (pmic)",+ "st1s12gr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "st1s12gr.kicad_sym",+ "st1s12gr.kicad_mod",+ "st1s12gr.glb",+ "st1s12gr.step",+ "st1s12gr.lbr",+ "docs/hero.png",+ "docs/st1s12gr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "st1s12gr-hero.glb",+ "st1s12gr-hero.overlay.json"+ ],+ "component": {+ "mpn": "ST1S12GR",+ "manufacturer": "STMicroelectronics",+ "package": "TSOT-23-5",+ "pin_count": 5,+ "category": "Power Management (PMIC)",+ "subcategory": "DC-DC Converters",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588903720944357376",+ "parts": {+ "symbol": "st1s12gr.kicad_sym",+ "footprint": "st1s12gr.kicad_mod",+ "model_3d": "st1s12gr-hero.glb",+ "model_3d_plain": "st1s12gr.glb",+ "model_3d_step": "st1s12gr-etched.step",+ "model_3d_step_plain": "st1s12gr.step",+ "lbr": "st1s12gr.lbr"+ },+ "distributor_links": {+ "lcsc": 222072,+ "digikey": "497-6906-2-ND",+ "mouser": "511-ST1S12GR"+ },+ "distributor_check": {+ "checked_at": "2026-10-06T02:56:59Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "497-6906-2-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "511-ST1S12GR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "EN",+ "type": "input",+ "description": "Enable pin with voltage range -0.3 V to VIN + 0.3 V; device ON above 1.5 V threshold, device OFF below 0.5 V threshold, input current 1 µA maximum."+ },+ {+ "number": "2",+ "name": "GND",+ "type": "power_in",+ "description": "System ground (0 V reference)."+ },+ {+ "number": "3",+ "name": "SW",+ "type": "output",+ "description": "Switching output pin with voltage range -0.3 V to VIN + 0.3 V, connected to external inductor in step-down topology."+ },+ {+ "number": "4",+ "name": "VIN",+ "type": "power_in",+ "description": "Input supply pin with operating voltage range 2.5 V to 5.5 V, supporting maximum output current of 0.7 A."+ },+ {+ "number": "5",+ "name": "FB/VO",+ "type": "input",+ "description": "Feedback voltage pin with voltage range -0.3 V to 3 V and typical feedback voltage of 600 mV, connected to external resistor divider network to set output voltage."+ }+ ],+ "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": 20,+ "cost_usd": 0.1108,+ "at": "2026-10-06T02:56:45"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588903720944357376",+ "pages": 20,+ "sha256": "6e911e5bce170a9f",+ "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]"+ }+}