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LM2936BMX-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 @@+# LM2936BMX-5.0++**Texas Instruments** · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOIC-8++LM2936BMX-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 output voltage; requires a minimum output capacitance with a specified ESR on this pin to maintain stability. |+| 2 | GND | power_in | Ground. |+| 3 | GND | power_in | Ground. |+| 4 | NC | unconnected | No internal connection; connect to GND or leave open. |+| 5 | SD | input | Shutdown (LM2936BM only): pull HIGH (> 2 V) to turn the output OFF; leave open, pull low (< 0.6 V) or connect to GND to keep the output ON, and avoid voltages between 0.6 V and 2 V. |+| 6 | GND | power_in | Ground. |+| 7 | GND | power_in | Ground. |+| 8 | IN | power_in | Unregulated input voltage; the LM2936 operating VIN range is 5.5 V to 40 V (absolute survival −50 V to 60 V). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-8 |+| Category | Power Management (PMIC) |+| Pins | 8 |++## CAD (KiCad official)++- Symbol: `LM2936BMX-5.0`+- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`+- 3D model: SOIC-8 (KiCad packages3D, STEP)+- 3D model files: `lm2936bmx-5-0-etched.step` / `lm2936bmx-5-0-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lm2936bmx-5-0.step` / `lm2936bmx-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/lm2936) (44 pp, sha256 `0d9321b79ab1b9e7`, retrieved 2026-10-08, tier: lcsc)+- **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/lm2936bmx-5-0-datasheet.pdf)
page.jsonadded+201@@ -0,0 +1,201 @@+{+ "slug": "lm2936bmx-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)",+ "lm2936bmx-5.0",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "lm2936bmx-5-0.kicad_sym",+ "lm2936bmx-5-0.kicad_mod",+ "lm2936bmx-5-0.glb",+ "lm2936bmx-5-0.step",+ "lm2936bmx-5-0.lbr",+ "docs/hero.png",+ "docs/lm2936bmx-5-0-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "lm2936bmx-5-0-hero.glb",+ "lm2936bmx-5-0-hero.overlay.json"+ ],+ "component": {+ "mpn": "LM2936BMX-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/lm2936",+ "parts": {+ "symbol": "lm2936bmx-5-0.kicad_sym",+ "footprint": "lm2936bmx-5-0.kicad_mod",+ "model_3d": "lm2936bmx-5-0-hero.glb",+ "model_3d_plain": "lm2936bmx-5-0.glb",+ "model_3d_step": "lm2936bmx-5-0-etched.step",+ "model_3d_step_plain": "lm2936bmx-5-0.step",+ "lbr": "lm2936bmx-5-0.lbr"+ },+ "distributor_links": {+ "lcsc": "C2878313",+ "digikey": "296-36311-2-ND",+ "mouser": "926-LM2936BMX-50"+ },+ "distributor_check": {+ "checked_at": "2026-10-08T17:59:15Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-36311-2-ND",+ "status": "found",+ "lifecycle": "Obsolete"+ },+ "mouser": {+ "pn": "926-LM2936BMX-50",+ "status": "found",+ "lifecycle": "Obsolete"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "OUT",+ "type": "power_out",+ "description": "Regulated output voltage; requires a minimum output capacitance with a specified ESR on this pin to maintain stability."+ },+ {+ "number": "2",+ "name": "GND",+ "type": "power_in",+ "description": "Ground."+ },+ {+ "number": "3",+ "name": "GND",+ "type": "power_in",+ "description": "Ground."+ },+ {+ "number": "4",+ "name": "NC",+ "type": "unconnected",+ "description": "No internal connection; connect to GND or leave open."+ },+ {+ "number": "5",+ "name": "SD",+ "type": "input",+ "description": "Shutdown (LM2936BM only): pull HIGH (> 2 V) to turn the output OFF; leave open, pull low (< 0.6 V) or connect to GND to keep the output ON, and avoid voltages between 0.6 V and 2 V."+ },+ {+ "number": "6",+ "name": "GND",+ "type": "power_in",+ "description": "Ground."+ },+ {+ "number": "7",+ "name": "GND",+ "type": "power_in",+ "description": "Ground."+ },+ {+ "number": "8",+ "name": "IN",+ "type": "power_in",+ "description": "Unregulated input voltage; the LM2936 operating VIN range is 5.5 V to 40 V (absolute survival −50 V to 60 V)."+ }+ ],+ "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 pin-function table on page 3 has misaligned columns, so the SOIC-8 assignments were taken from t; The SOIC (D) pin assignments differ between the LM2936BM and LM2936M variants: on the LM2936M, pin 5; Pin 5 (SD) is listed as type input. The datasheet gives a logic threshold and a 0-40 V shutdown pin "+ ],+ "pages_sent": 10,+ "cost_usd": 0.071,+ "at": "2026-10-08T17:58:50"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/lm2936",+ "pages": 44,+ "sha256": "0d9321b79ab1b9e7",+ "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"+ },+ "models_3d": [+ {+ "file": "lm2936bmx-5-0.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6,+ 4.9,+ 1.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "lm2936bmx-5-0-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6,+ 4.9,+ 1.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "c917685a7a345860160756fb0488dabd68c756c97631e37e24449c6edc49000f",+ "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]"+ }+}