component
BTC401N
Public Made by Adomby adom
BORN Gas Discharge Tube Arresters (GDT), 1812. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
← Commit history
README.mdadded+38@@ -0,0 +1,38 @@+# BTC401N++**BORN** · Gas Discharge Tube Arresters (GDT) · 1812++BTC401N from BORN, in a 1812. 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 | A1 | passive | GDT anode/cathode terminal 1 (symmetric); conducts when voltage across terminals exceeds DC spark-over of 400 V ±30%; rated 2.0 kA impulse discharge at 8/20 µs, 4 kV withstand at 10/700 µs. |+| 2 | A2 | passive | GDT anode/cathode terminal 2 (symmetric); conducts when voltage across terminals exceeds DC spark-over of 400 V ±30%; rated 2.0 kA impulse discharge at 8/20 µs, 4 kV withstand at 10/700 µs. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | BORN |+| Package | 1812 |+| Category | Circuit Protection |+| Pins | 2 |++## CAD (KiCad official)++- Symbol: `BTC401N`+- Footprint: `Resistor_SMD:R_1812_4532Metric`+- 3D model: 1812 (KiCad packages3D, STEP)+- 3D model files: `btc401n-etched.step` / `btc401n-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `btc401n.step` / `btc401n.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [BORN datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588905581877215232) (4 pp, sha256 `2d7d15d8fda51ced`, retrieved 2026-09-21, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-sonnet-4-6` (text+vision), consensus `claude-opus-4-7` (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/btc401n-datasheet.pdf)
page.jsonadded+108@@ -0,0 +1,108 @@+{+ "slug": "btc401n",+ "version": "0.1.0",+ "type": "component",+ "description": "BORN Gas Discharge Tube Arresters (GDT), 1812. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "circuit protection",+ "btc401n",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "btc401n.kicad_sym",+ "btc401n.kicad_mod",+ "btc401n.glb",+ "btc401n.step",+ "btc401n.lbr",+ "docs/hero.png",+ "docs/btc401n-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "BTC401N",+ "manufacturer": "BORN",+ "package": "1812",+ "pin_count": 2,+ "category": "Circuit Protection",+ "subcategory": "Gas Discharge Tube Arresters (GDT)",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588905581877215232",+ "parts": {+ "symbol": "btc401n.kicad_sym",+ "footprint": "btc401n.kicad_mod",+ "model_3d": "btc401n-etched.glb",+ "model_3d_plain": "btc401n.glb",+ "model_3d_step": "btc401n-etched.step",+ "model_3d_step_plain": "btc401n.step",+ "lbr": "btc401n.lbr"+ },+ "distributor_links": {+ "lcsc": "C600777"+ },+ "pins": [+ {+ "number": "1",+ "name": "A1",+ "type": "passive",+ "description": "GDT anode/cathode terminal 1 (symmetric); conducts when voltage across terminals exceeds DC spark-over of 400 V ±30%; rated 2.0 kA impulse discharge at 8/20 µs, 4 kV withstand at 10/700 µs."+ },+ {+ "number": "2",+ "name": "A2",+ "type": "passive",+ "description": "GDT anode/cathode terminal 2 (symmetric); conducts when voltage across terminals exceeds DC spark-over of 400 V ±30%; rated 2.0 kA impulse discharge at 8/20 µs, 4 kV withstand at 10/700 µs."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.2",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.2",+ "primary_model": "claude-sonnet-4-6",+ "primary_mode": "text+vision",+ "consensus_model": "claude-opus-4-7",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: The datasheet contains no explicit pin-number labels (no '1' or '2') on either terminal in any drawi",+ "vision extraction: provenance cannot be text-verified; needs consensus"+ ],+ "pages_sent": 4,+ "cost_usd": 0.1056,+ "at": "2026-09-21T20:29:49"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588905581877215232",+ "pages": 4,+ "sha256": "2d7d15d8fda51ced",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 2,+ "described": 2,+ "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]"+ }+}