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LM2931MX-5.0
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 @@+# LM2931MX-5.0++**Texas Instruments** · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOIC-8++LM2931MX-5.0 from Texas Instruments, 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 | OUT | power_out | Regulated 5V output; needs an output capacitor of at least 100 µF for stability, and the output is short-circuit protected. |+| 2 | GND | power_in | Ground pin, one of four GND pins (2, 3, 6, 7). |+| 3 | GND | power_in | Ground pin, one of four GND pins (2, 3, 6, 7). |+| 4 | NC | unconnected | Not internally connected. |+| 5 | NC | unconnected | Not internally connected. |+| 6 | GND | power_in | Ground pin, one of four GND pins (2, 3, 6, 7). |+| 7 | GND | power_in | Ground pin, one of four GND pins (2, 3, 6, 7). |+| 8 | IN | power_in | Unregulated supply input; operating range up to 26V, with reverse battery and 60V load dump protection. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-8 |+| Category | Power Management (PMIC) |+| Pins | 8 |++## CAD (KiCad official)++- Symbol: `LM2931MX-5.0`+- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`+- 3D model: SOIC-8 (KiCad packages3D, STEP)+- 3D model files: `lm2931mx-5-0-etched.step` / `lm2931mx-5-0-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lm2931mx-5-0.step` / `lm2931mx-5-0.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/lm2931-n) (35 pp, sha256 `45c959192188b8f1`, retrieved 2026-10-03, 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/lm2931mx-5-0-datasheet.pdf)
page.jsonadded+162@@ -0,0 +1,162 @@+{+ "slug": "lm2931mx-5-0",+ "version": "0.1.0",+ "type": "component",+ "description": "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.",+ "tags": [+ "component",+ "power management (pmic)",+ "lm2931mx-5.0",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "lm2931mx-5-0.kicad_sym",+ "lm2931mx-5-0.kicad_mod",+ "lm2931mx-5-0.glb",+ "lm2931mx-5-0.step",+ "lm2931mx-5-0.lbr",+ "docs/hero.png",+ "docs/lm2931mx-5-0-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "lm2931mx-5-0-hero.glb",+ "lm2931mx-5-0-hero.overlay.json"+ ],+ "component": {+ "mpn": "LM2931MX-5.0",+ "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/lm2931-n",+ "parts": {+ "symbol": "lm2931mx-5-0.kicad_sym",+ "footprint": "lm2931mx-5-0.kicad_mod",+ "model_3d": "lm2931mx-5-0-hero.glb",+ "model_3d_plain": "lm2931mx-5-0.glb",+ "model_3d_step": "lm2931mx-5-0-etched.step",+ "model_3d_step_plain": "lm2931mx-5-0.step",+ "lbr": "lm2931mx-5-0.lbr"+ },+ "distributor_links": {+ "lcsc": 7935,+ "digikey": "LM2931MX-5.0TR-ND",+ "mouser": "926-LM2931MX-50"+ },+ "distributor_check": {+ "checked_at": "2026-10-03T05:04:48Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "LM2931MX-5.0TR-ND",+ "status": "found",+ "lifecycle": "Obsolete"+ },+ "mouser": {+ "pn": "926-LM2931MX-50",+ "status": "found",+ "lifecycle": "Obsolete"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "OUT",+ "type": "power_out",+ "description": "Regulated 5V output; needs an output capacitor of at least 100 µF for stability, and the output is short-circuit protected."+ },+ {+ "number": "2",+ "name": "GND",+ "type": "power_in",+ "description": "Ground pin, one of four GND pins (2, 3, 6, 7)."+ },+ {+ "number": "3",+ "name": "GND",+ "type": "power_in",+ "description": "Ground pin, one of four GND pins (2, 3, 6, 7)."+ },+ {+ "number": "4",+ "name": "NC",+ "type": "unconnected",+ "description": "Not internally connected."+ },+ {+ "number": "5",+ "name": "NC",+ "type": "unconnected",+ "description": "Not internally connected."+ },+ {+ "number": "6",+ "name": "GND",+ "type": "power_in",+ "description": "Ground pin, one of four GND pins (2, 3, 6, 7)."+ },+ {+ "number": "7",+ "name": "GND",+ "type": "power_in",+ "description": "Ground pin, one of four GND pins (2, 3, 6, 7)."+ },+ {+ "number": "8",+ "name": "IN",+ "type": "power_in",+ "description": "Unregulated supply input; operating range up to 26V, with reverse battery and 60V load dump protection."+ }+ ],+ "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: The datasheet gives no pin-by-pin text descriptions. The pin numbers and names come from the Figure ; LM2931MX-5.0/NOPB is listed as SOIC (D), 8 pins, tape and reel. The D0008A drawing is on pages 25-27",+ "vision extraction: provenance cannot be text-verified; needs consensus"+ ],+ "pages_sent": 35,+ "cost_usd": 0.659,+ "at": "2026-10-03T05:04:23"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/lm2931-n",+ "pages": 35,+ "sha256": "45c959192188b8f1",+ "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]"+ }+}