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LP2951ACMX
Public Made by Adomby adom
Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+44@@ -0,0 +1,44 @@+# LP2951ACMX++**Texas Instruments** · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOIC-8++LP2951ACMX from Texas Instruments, in a SOIC-8. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | OUT | output | Regulated output voltage, fixed 3V/3.3V/5V or programmable 1.24V to 29V with 100mA ensured output current. |+| 2 | SENSE | input | Output voltage sense input for internal feedback divider; tie to OUT for fixed voltage operation. |+| 3 | SHUTDOWN | input | Logic-compatible disable input; regulator enables below 0.7V and disables above 1.3V. |+| 4 | GND | power_in | Ground reference terminal, common connection point for return paths. |+| 5 | ERROR | output | Open-collector error flag output; pulls low when output drops 75-95mV below 1.235V reference threshold. |+| 6 | VTAP | output | Internal 1.235V reference voltage divider tap; tie to FEEDBACK pin for fixed voltage versions. |+| 7 | FEEDBACK | input | Voltage feedback input for programmable output regulation; -20nA typical bias current. |+| 8 | IN | power_in | Positive power supply input voltage, 2.3V to 30V absolute maximum range. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-8 |+| Category | Power Management (PMIC) |+| Pins | 8 |++## CAD (KiCad official)++- Symbol: `LP2951ACMX`+- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`+- 3D model: SOIC-8 (KiCad packages3D, STEP)+- 3D model files: `lp2951acmx-etched.step` / `lp2951acmx-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lp2951acmx.step` / `lp2951acmx.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/lp2950-n) (62 pp, sha256 `b9e1f8851a20b9c9`, retrieved 2026-09-22, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-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/lp2951acmx-datasheet.pdf)
page.jsonadded+141@@ -0,0 +1,141 @@+{+ "slug": "lp2951acmx",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOIC-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power management (pmic)",+ "lp2951acmx",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "lp2951acmx.kicad_sym",+ "lp2951acmx.kicad_mod",+ "lp2951acmx.glb",+ "lp2951acmx.step",+ "lp2951acmx.lbr",+ "docs/hero.png",+ "docs/lp2951acmx-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "LP2951ACMX",+ "manufacturer": "Texas Instruments",+ "package": "SOIC-8",+ "pin_count": 8,+ "category": "Power Management (PMIC)",+ "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",+ "datasheet": "https://www.ti.com/cn/lit/gpn/lp2950-n",+ "parts": {+ "symbol": "lp2951acmx.kicad_sym",+ "footprint": "lp2951acmx.kicad_mod",+ "model_3d": "lp2951acmx-etched.glb",+ "model_3d_plain": "lp2951acmx.glb",+ "model_3d_step": "lp2951acmx-etched.step",+ "model_3d_step_plain": "lp2951acmx.step",+ "lbr": "lp2951acmx.lbr"+ },+ "distributor_links": {+ "lcsc": "C67596"+ },+ "pins": [+ {+ "number": "1",+ "name": "OUT",+ "type": "output",+ "description": "Regulated output voltage, fixed 3V/3.3V/5V or programmable 1.24V to 29V with 100mA ensured output current."+ },+ {+ "number": "2",+ "name": "SENSE",+ "type": "input",+ "description": "Output voltage sense input for internal feedback divider; tie to OUT for fixed voltage operation."+ },+ {+ "number": "3",+ "name": "SHUTDOWN",+ "type": "input",+ "description": "Logic-compatible disable input; regulator enables below 0.7V and disables above 1.3V."+ },+ {+ "number": "4",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference terminal, common connection point for return paths."+ },+ {+ "number": "5",+ "name": "ERROR",+ "type": "output",+ "description": "Open-collector error flag output; pulls low when output drops 75-95mV below 1.235V reference threshold."+ },+ {+ "number": "6",+ "name": "VTAP",+ "type": "output",+ "description": "Internal 1.235V reference voltage divider tap; tie to FEEDBACK pin for fixed voltage versions."+ },+ {+ "number": "7",+ "name": "FEEDBACK",+ "type": "input",+ "description": "Voltage feedback input for programmable output regulation; -20nA typical bias current."+ },+ {+ "number": "8",+ "name": "IN",+ "type": "power_in",+ "description": "Positive power supply input voltage, 2.3V to 30V absolute maximum range."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.2",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.2",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [],+ "pages_sent": 62,+ "cost_usd": 0.4817,+ "at": "2026-09-22T19:20:36"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/lp2950-n",+ "pages": 62,+ "sha256": "b9e1f8851a20b9c9",+ "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]"+ }+}