component
LM385BXZ-1.2
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Texas Instruments Voltage Reference, TO-92-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+39@@ -0,0 +1,39 @@+# LM385BXZ-1.2++**Texas Instruments** · Voltage Reference · TO-92-3++LM385BXZ-1.2 from Texas Instruments, in a TO-92-3. 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 | - | passive | Anode (negative) terminal of the 2-terminal band-gap reference diode, per the TO-92 bottom-view diagram, which shows it on the triangle (anode) side of the symbol. |+| 2 | + | passive | Cathode (positive) terminal of the reference diode, per the TO-92 bottom-view diagram. The device regulates at about 1.235V over 10μA to 20mA of reverse current. |+| 3 | NC | unconnected | Shown in the TO-92 bottom-view diagram with no connection to the diode symbol, so it is not connected internally. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | TO-92-3 |+| Category | Power Management (PMIC) |+| Pins | 3 |++## CAD (KiCad official)++- Symbol: `LM385BXZ-1.2`+- Footprint: `Package_TO_SOT_THT:TO-92_Inline`+- 3D model: TO-92-3 (KiCad packages3D, STEP)+- 3D model files: `lm385bxz-1-2-etched.step` / `lm385bxz-1-2-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lm385bxz-1-2.step` / `lm385bxz-1-2.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/lm385-1.2-n) (30 pp, sha256 `f069722c4b8202b3`, retrieved 2026-10-08, 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/lm385bxz-1-2-datasheet.pdf)
page.jsonadded+170@@ -0,0 +1,170 @@+{+ "slug": "lm385bxz-1-2",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Voltage Reference, TO-92-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power management (pmic)",+ "lm385bxz-1.2",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "lm385bxz-1-2.kicad_sym",+ "lm385bxz-1-2.kicad_mod",+ "lm385bxz-1-2.glb",+ "lm385bxz-1-2.step",+ "lm385bxz-1-2.lbr",+ "docs/hero.png",+ "docs/lm385bxz-1-2-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "lm385bxz-1-2-hero.glb",+ "lm385bxz-1-2-hero.overlay.json"+ ],+ "component": {+ "mpn": "LM385BXZ-1.2",+ "manufacturer": "Texas Instruments",+ "package": "TO-92-3",+ "pin_count": 3,+ "category": "Power Management (PMIC)",+ "subcategory": "Voltage Reference",+ "datasheet": "https://www.ti.com/cn/lit/gpn/lm385-1.2-n",+ "parts": {+ "symbol": "lm385bxz-1-2.kicad_sym",+ "footprint": "lm385bxz-1-2.kicad_mod",+ "model_3d": "lm385bxz-1-2-hero.glb",+ "model_3d_plain": "lm385bxz-1-2.glb",+ "model_3d_step": "lm385bxz-1-2-etched.step",+ "model_3d_step_plain": "lm385bxz-1-2.step",+ "lbr": "lm385bxz-1-2.lbr"+ },+ "distributor_links": {+ "lcsc": "C1575496",+ "digikey": "2156-LM385BXZ-1.2-ND"+ },+ "distributor_check": {+ "checked_at": "2026-10-08T16:41:09Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "2156-LM385BXZ-1.2-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": null,+ "status": "no match"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "-",+ "type": "passive",+ "description": "Anode (negative) terminal of the 2-terminal band-gap reference diode, per the TO-92 bottom-view diagram, which shows it on the triangle (anode) side of the symbol."+ },+ {+ "number": "2",+ "name": "+",+ "type": "passive",+ "description": "Cathode (positive) terminal of the reference diode, per the TO-92 bottom-view diagram. The device regulates at about 1.235V over 10μA to 20mA of reverse current."+ },+ {+ "number": "3",+ "name": "NC",+ "type": "unconnected",+ "description": "Shown in the TO-92 bottom-view diagram with no connection to the diode symbol, so it is not connected internally."+ }+ ],+ "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 does not label + or - on the TO-92 figure. I assigned polarity from the diode symbol: ",+ "vision extraction: provenance cannot be text-verified; needs consensus"+ ],+ "pages_sent": 30,+ "cost_usd": 0.4974,+ "at": "2026-10-08T16:40:56"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/lm385-1.2-n",+ "pages": 30,+ "sha256": "f069722c4b8202b3",+ "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": "lm385bxz-1-2.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "body on z = 0, through-hole leads below",+ "extents_mm": [+ 4.83,+ 3.745,+ 9.8+ ],+ "zmin_mm": -2.5,+ "centre_offset_mm": 0.542,+ "footprint_binding": "identity",+ "sha256": "f0b61c32ecbf0067157adc5a3d4966ceadf5d6dafe93c51af35f76c41c71a54a",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "lm385bxz-1-2-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "body on z = 0, through-hole leads below",+ "extents_mm": [+ 4.83,+ 3.745,+ 9.8+ ],+ "zmin_mm": -2.5,+ "centre_offset_mm": 0.542,+ "footprint_binding": "identity",+ "sha256": "d0058a67c44b083ac7a08d09f7fcc8b817a196c284cd29e2522ac848dc9f942a",+ "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]"+ }+}