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L78L09ABZ
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STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-92. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+39@@ -0,0 +1,39 @@+# L78L09ABZ++**STMicroelectronics** · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · TO-92++L78L09ABZ from STMicroelectronics, in a TO-92. 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 9 V output (8.64 to 9.36 V at 25 °C for the A grade), delivering up to 100 mA, with a 0.1 µF output capacitor used in the test circuit. |+| 2 | GND | power_in | Ground reference common to input and output; quiescent current is 6 mA max at 25 °C. |+| 3 | VIN | power_in | Unregulated input voltage, absolute maximum 30 V for 3.3 to 9 V output versions, with a 0.33 µF input capacitor used in the test circuit. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | STMicroelectronics |+| Package | TO-92 |+| Category | Power Management (PMIC) |+| Pins | 3 |++## CAD (KiCad official)++- Symbol: `L78L09ABZ`+- Footprint: `Package_TO_SOT_THT:TO-92_Inline`+- 3D model: TO-92 (KiCad packages3D, STEP)+- 3D model files: `l78l09abz-etched.step` / `l78l09abz-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `l78l09abz.step` / `l78l09abz.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/8590918754786631681) (40 pp, sha256 `8b73c521b7f1b36e`, retrieved 2026-10-02, 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/l78l09abz-datasheet.pdf)
page.jsonadded+130@@ -0,0 +1,130 @@+{+ "slug": "l78l09abz",+ "version": "0.1.0",+ "type": "component",+ "description": "STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-92. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power management (pmic)",+ "l78l09abz",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "l78l09abz.kicad_sym",+ "l78l09abz.kicad_mod",+ "l78l09abz.glb",+ "l78l09abz.step",+ "l78l09abz.lbr",+ "docs/hero.png",+ "docs/l78l09abz-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "l78l09abz-hero.glb",+ "l78l09abz-hero.overlay.json"+ ],+ "component": {+ "mpn": "L78L09ABZ",+ "manufacturer": "STMicroelectronics",+ "package": "TO-92",+ "pin_count": 3,+ "category": "Power Management (PMIC)",+ "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590918754786631681",+ "parts": {+ "symbol": "l78l09abz.kicad_sym",+ "footprint": "l78l09abz.kicad_mod",+ "model_3d": "l78l09abz-hero.glb",+ "model_3d_plain": "l78l09abz.glb",+ "model_3d_step": "l78l09abz-etched.step",+ "model_3d_step_plain": "l78l09abz.step",+ "lbr": "l78l09abz.lbr"+ },+ "distributor_links": {+ "lcsc": "C2970629",+ "digikey": "497-7274-ND",+ "mouser": "511-L78L09ABZ"+ },+ "distributor_check": {+ "checked_at": "2026-10-02T00:58:03Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "497-7274-ND",+ "status": "found"+ },+ "mouser": {+ "pn": "511-L78L09ABZ",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "VOUT",+ "type": "power_out",+ "description": "Regulated 9 V output (8.64 to 9.36 V at 25 °C for the A grade), delivering up to 100 mA, with a 0.1 µF output capacitor used in the test circuit."+ },+ {+ "number": "2",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference common to input and output; quiescent current is 6 mA max at 25 °C."+ },+ {+ "number": "3",+ "name": "VIN",+ "type": "power_in",+ "description": "Unregulated input voltage, absolute maximum 30 V for 3.3 to 9 V output versions, with a 0.33 µF input capacitor used in the test circuit."+ }+ ],+ "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: Figure 2 is labelled bottom view for TO-92; pin assignment was read from the printed text PIN 1 = VO",+ "vision extraction: provenance cannot be text-verified; needs consensus"+ ],+ "pages_sent": 40,+ "cost_usd": 0.7553,+ "at": "2026-10-02T00:57:49"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590918754786631681",+ "pages": 40,+ "sha256": "8b73c521b7f1b36e",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 3,+ "described": 3,+ "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]"+ }+}