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LP38691DT-2.5
Public Made by Adomby adom
Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-252-2. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+40@@ -0,0 +1,40 @@+# LP38691DT-2.5++**Texas Instruments** · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · TO-252-2++LP38691DT-2.5 from Texas Instruments, in a TO-252-2. 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 | power_out | Regulated output voltage of the regulator; the output current is internally limited, with foldback limiting to about 350 mA when VIN − VOUT exceeds 5 V and about 850 mA when it is below 4 V. |+| 2 | GND | power_in | Circuit ground for the regulator; on the TO-252 package the tab is thermally connected to the die and functions as a heat sink when soldered down to a large copper plane. |+| 3 | IN | power_in | Input supply voltage to the regulator, with a recommended range of 2.7 V to 10 V and an absolute maximum of 12 V with respect to GND. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | TO-252-2 |+| Category | Power Management (PMIC) |+| Pins | 3 |++## CAD (KiCad official)++- Symbol: `LP38691DT-2.5`+- Footprint: `Package_TO_SOT_SMD:TO-252-2`+- 3D model: TO-252-2 (KiCad packages3D, STEP)+- 3D model files: `lp38691dt-2-5-etched.step` / `lp38691dt-2-5-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lp38691dt-2-5.step` / `lp38691dt-2-5.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/cn/lit/gpn/lp38691) (38 pp, sha256 `0f3d1f4e254f99d4`, retrieved 2026-10-08, tier: lcsc)+- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (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/lp38691dt-2-5-datasheet.pdf)
page.jsonadded+171@@ -0,0 +1,171 @@+{+ "slug": "lp38691dt-2-5",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-252-2. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power management (pmic)",+ "lp38691dt-2.5",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "lp38691dt-2-5.kicad_sym",+ "lp38691dt-2-5.kicad_mod",+ "lp38691dt-2-5.glb",+ "lp38691dt-2-5.step",+ "lp38691dt-2-5.lbr",+ "docs/hero.png",+ "docs/lp38691dt-2-5-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "lp38691dt-2-5-hero.glb",+ "lp38691dt-2-5-hero.overlay.json"+ ],+ "component": {+ "mpn": "LP38691DT-2.5",+ "manufacturer": "Texas Instruments",+ "package": "TO-252-2",+ "pin_count": 3,+ "category": "Power Management (PMIC)",+ "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",+ "datasheet": "https://www.ti.com/cn/lit/gpn/lp38691",+ "parts": {+ "symbol": "lp38691dt-2-5.kicad_sym",+ "footprint": "lp38691dt-2-5.kicad_mod",+ "model_3d": "lp38691dt-2-5-hero.glb",+ "model_3d_plain": "lp38691dt-2-5.glb",+ "model_3d_step": "lp38691dt-2-5-etched.step",+ "model_3d_step_plain": "lp38691dt-2-5.step",+ "lbr": "lp38691dt-2-5.lbr"+ },+ "distributor_links": {+ "lcsc": "C2867402",+ "digikey": "2156-LP38691DT-2.5-ND",+ "mouser": "926-LP38691DT-25"+ },+ "distributor_check": {+ "checked_at": "2026-10-08T16:47:28Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "2156-LP38691DT-2.5-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "926-LP38691DT-25",+ "status": "found",+ "lifecycle": "Obsolete"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "OUT",+ "type": "power_out",+ "description": "Regulated output voltage of the regulator; the output current is internally limited, with foldback limiting to about 350 mA when VIN − VOUT exceeds 5 V and about 850 mA when it is below 4 V."+ },+ {+ "number": "2",+ "name": "GND",+ "type": "power_in",+ "description": "Circuit ground for the regulator; on the TO-252 package the tab is thermally connected to the die and functions as a heat sink when soldered down to a large copper plane."+ },+ {+ "number": "3",+ "name": "IN",+ "type": "power_in",+ "description": "Input supply voltage to the regulator, with a recommended range of 2.7 V to 10 V and an absolute maximum of 12 V with respect to GND."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.3",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.3",+ "primary_model": "claude-haiku-5-5",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: The package hint 'TO-252-2' does not match the datasheet, which lists this device as a 3-pin TO-252 ; The extracted pin-function table columns are jumbled. OUT pin 1 for TO-252 was inferred because pin ; The GND tab is electrically the same node as pin 2 and was not given a separate pin number in the da"+ ],+ "pages_sent": 38,+ "cost_usd": 0.1271,+ "at": "2026-10-08T16:47:04"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/lp38691",+ "pages": 38,+ "sha256": "0f3d1f4e254f99d4",+ "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"+ },+ "models_3d": [+ {+ "file": "lp38691dt-2-5.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 9.9,+ 6.5,+ 2.32+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "3eb4c99603a4fe837c2fe9308bc174769ded87a785a0df48d2dc441432ee8b4c",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "lp38691dt-2-5-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 9.9,+ 6.5,+ 2.32+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "a20e1d1636c6e2866ef71aff24a2b4d38630d12be7416faa4bdaae928976c0bc",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}