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L79L12ACD13TR
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STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOIC-8. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+44@@ -0,0 +1,44 @@+# L79L12ACD13TR++**STMicroelectronics** · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOIC-8++L79L12ACD13TR from STMicroelectronics, in a SOIC-8. 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 | VOUT | power_out | Regulated negative output voltage of the L79L12AC regulator, nominal -12 V, delivering up to 100 mA. |+| 2 | VIN | power_in | Unregulated negative DC input voltage to the regulator; this pin is internally commoned to pins 3, 6, 7 and to the die-attach flag for improved thermal dissipation. |+| 3 | VIN | power_in | Unregulated negative DC input voltage to the regulator; this pin is internally commoned to pins 2, 6, 7 and to the die-attach flag for improved thermal dissipation. |+| 4 | NC | unconnected | Not internally connected. |+| 5 | GND | power_in | Ground/common reference pin for the regulator. |+| 6 | VIN | power_in | Unregulated negative DC input voltage to the regulator; this pin is internally commoned to pins 2, 3, 7 and to the die-attach flag for improved thermal dissipation. |+| 7 | VIN | power_in | Unregulated negative DC input voltage to the regulator; this pin is internally commoned to pins 2, 3, 6 and to the die-attach flag for improved thermal dissipation. |+| 8 | NC | unconnected | Not internally connected. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | STMicroelectronics |+| Package | SOIC-8 |+| Category | Power Management (PMIC) |+| Pins | 8 |++## CAD (KiCad official)++- Symbol: `L79L12ACD13TR`+- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`+- 3D model: SOIC-8 (KiCad packages3D, STEP)+- 3D model files: `l79l12acd13tr-etched.step` / `l79l12acd13tr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `l79l12acd13tr.step` / `l79l12acd13tr.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/8603144984699166720) (23 pp, sha256 `bcf5edf4ea53f137`, retrieved 2026-09-29, tier: lcsc)+- **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/l79l12acd13tr-datasheet.pdf)
page.jsonadded+142@@ -0,0 +1,142 @@+{+ "slug": "l79l12acd13tr",+ "version": "0.1.0",+ "type": "component",+ "description": "STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOIC-8. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power management (pmic)",+ "l79l12acd13tr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "l79l12acd13tr.kicad_sym",+ "l79l12acd13tr.kicad_mod",+ "l79l12acd13tr.glb",+ "l79l12acd13tr.step",+ "l79l12acd13tr.lbr",+ "docs/hero.png",+ "docs/l79l12acd13tr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "L79L12ACD13TR",+ "manufacturer": "STMicroelectronics",+ "package": "SOIC-8",+ "pin_count": 8,+ "category": "Power Management (PMIC)",+ "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603144984699166720",+ "parts": {+ "symbol": "l79l12acd13tr.kicad_sym",+ "footprint": "l79l12acd13tr.kicad_mod",+ "model_3d": "l79l12acd13tr-etched.glb",+ "model_3d_plain": "l79l12acd13tr.glb",+ "model_3d_step": "l79l12acd13tr-etched.step",+ "model_3d_step_plain": "l79l12acd13tr.step",+ "lbr": "l79l12acd13tr.lbr"+ },+ "distributor_links": {+ "lcsc": "C2970151",+ "digikey": "497-7300-2-ND",+ "mouser": "511-L79L12ACD-TR"+ },+ "distributor_check": {+ "checked_at": "2026-09-29T16:17:29Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "497-7300-2-ND",+ "status": "found"+ },+ "mouser": {+ "pn": "511-L79L12ACD-TR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "VOUT",+ "type": "power_out",+ "description": "Regulated negative output voltage of the L79L12AC regulator, nominal -12 V, delivering up to 100 mA."+ },+ {+ "number": "2",+ "name": "VIN",+ "type": "power_in",+ "description": "Unregulated negative DC input voltage to the regulator; this pin is internally commoned to pins 3, 6, 7 and to the die-attach flag for improved thermal dissipation."+ },+ {+ "number": "3",+ "name": "VIN",+ "type": "power_in",+ "description": "Unregulated negative DC input voltage to the regulator; this pin is internally commoned to pins 2, 6, 7 and to the die-attach flag for improved thermal dissipation."+ },+ {+ "number": "4",+ "name": "NC",+ "type": "unconnected",+ "description": "Not internally connected."+ },+ {+ "number": "5",+ "name": "GND",+ "type": "power_in",+ "description": "Ground/common reference pin for the regulator."+ },+ {+ "number": "6",+ "name": "VIN",+ "type": "power_in",+ "description": "Unregulated negative DC input voltage to the regulator; this pin is internally commoned to pins 2, 3, 7 and to the die-attach flag for improved thermal dissipation."+ },+ {+ "number": "7",+ "name": "VIN",+ "type": "power_in",+ "description": "Unregulated negative DC input voltage to the regulator; this pin is internally commoned to pins 2, 3, 6 and to the die-attach flag for improved thermal dissipation."+ },+ {+ "number": "8",+ "name": "NC",+ "type": "unconnected",+ "description": "Not internally connected."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603144984699166720",+ "pages": 23,+ "sha256": "bcf5edf4ea53f137",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 8,+ "described": 8,+ "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]"+ }+}