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LD39020ADTPU30R
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STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, DFN-4(1x1). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+41@@ -0,0 +1,41 @@+# LD39020ADTPU30R++**STMicroelectronics** · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · DFN-4(1x1)++LD39020ADTPU30R from STMicroelectronics, in a DFN-4(1x1). 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 | OUT | output | Output voltage regulated at 3.0 V ±0.5% with 200 mA maximum current capability and typical 200 mV dropout at full load. |+| 2 | GND | power_in | Common ground for signal return path. |+| 3 | EN | input | Logic input for enable/shutdown: Low (≤0.4 V) puts device in shutdown; High (≥1 V) activates regulation with 20 µA typical quiescent current at no load. |+| 4 | IN | power_in | Input supply voltage 1.5 V to 5.5 V requiring 1 µF minimum external ceramic capacitor (X5R or X7R type). |+| 5 | Thermal pad | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | STMicroelectronics |+| Package | DFN-4(1x1) |+| Category | Power Management (PMIC) |+| Pins | 5 |++## CAD (KiCad official)++- Symbol: `LD39020ADTPU30R`+- Footprint: `Package_DFN_QFN:UDFN-4-1EP_1x1mm_P0.65mm_EP0.48x0.48mm`+- 3D model: DFN-4(1x1) (KiCad packages3D, STEP)+- 3D model files: `ld39020adtpu30r-etched.step` / `ld39020adtpu30r-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ld39020adtpu30r.step` / `ld39020adtpu30r.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/8604422323168960512) (30 pp, sha256 `e4097fa7d6a209f5`, retrieved 2026-10-03, 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/ld39020adtpu30r-datasheet.pdf)
page.jsonadded+142@@ -0,0 +1,142 @@+{+ "slug": "ld39020adtpu30r",+ "version": "0.1.0",+ "type": "component",+ "description": "STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, DFN-4(1x1). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power management (pmic)",+ "ld39020adtpu30r",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "ld39020adtpu30r.kicad_sym",+ "ld39020adtpu30r.kicad_mod",+ "ld39020adtpu30r.glb",+ "ld39020adtpu30r.step",+ "ld39020adtpu30r.lbr",+ "docs/hero.png",+ "docs/ld39020adtpu30r-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "ld39020adtpu30r-hero.glb",+ "ld39020adtpu30r-hero.overlay.json"+ ],+ "component": {+ "mpn": "LD39020ADTPU30R",+ "manufacturer": "STMicroelectronics",+ "package": "DFN-4(1x1)",+ "pin_count": 5,+ "category": "Power Management (PMIC)",+ "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8604422323168960512",+ "parts": {+ "symbol": "ld39020adtpu30r.kicad_sym",+ "footprint": "ld39020adtpu30r.kicad_mod",+ "model_3d": "ld39020adtpu30r-hero.glb",+ "model_3d_plain": "ld39020adtpu30r.glb",+ "model_3d_step": "ld39020adtpu30r-etched.step",+ "model_3d_step_plain": "ld39020adtpu30r.step",+ "lbr": "ld39020adtpu30r.lbr"+ },+ "distributor_links": {+ "lcsc": 2970929,+ "digikey": "497-15924-2-ND",+ "mouser": "511-LD39020ADTPU30R"+ },+ "distributor_check": {+ "checked_at": "2026-10-03T04:45:50Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "497-15924-2-ND",+ "status": "found"+ },+ "mouser": {+ "pn": "511-LD39020ADTPU30R",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "OUT",+ "type": "output",+ "description": "Output voltage regulated at 3.0 V ±0.5% with 200 mA maximum current capability and typical 200 mV dropout at full load."+ },+ {+ "number": "2",+ "name": "GND",+ "type": "power_in",+ "description": "Common ground for signal return path."+ },+ {+ "number": "3",+ "name": "EN",+ "type": "input",+ "description": "Logic input for enable/shutdown: Low (≤0.4 V) puts device in shutdown; High (≥1 V) activates regulation with 20 µA typical quiescent current at no load."+ },+ {+ "number": "4",+ "name": "IN",+ "type": "power_in",+ "description": "Input supply voltage 1.5 V to 5.5 V requiring 1 µF minimum external ceramic capacitor (X5R or X7R type)."+ },+ {+ "number": "5",+ "name": "Thermal pad",+ "type": "passive",+ "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."+ }+ ],+ "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": [+ "extractor flagged: Datasheet Table 1 specifies a thermal pad connection to GND but does not assign it a numeric pin des",+ "exposed pad 5 added from the footprint"+ ],+ "pages_sent": 30,+ "cost_usd": 0.1244,+ "at": "2026-10-03T04:45:21"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8604422323168960512",+ "pages": 30,+ "sha256": "e4097fa7d6a209f5",+ "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]"+ }+}