component
DTC143ZM
Public Made by Adomby adom
Changjing Digital Transistors, SOT-723. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+39@@ -0,0 +1,39 @@+# DTC143ZM++**Changjing** · Digital Transistors · SOT-723++DTC143ZM from Changjing, in a SOT-723. 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 | IN | input | Input signal with voltage range -5V to +30V, transistor off threshold 0.5V, and on threshold 1.3V. |+| 2 | GND | power_in | Ground and emitter reference. |+| 3 | OUT | output | Collector output with maximum current 100mA and on-state voltage 0.1-0.3V. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Changjing |+| Package | SOT-723 |+| Category | Transistors/Thyristors |+| Pins | 3 |++## CAD (KiCad official)++- Symbol: `DTC143ZM`+- Footprint: `Package_TO_SOT_SMD:SOT-723`+- 3D model: SOT-723, generated from the KiCad footprint (body from the F.Fab outline, terminals on the pads, 0.5 mm nominal SOT-723 height). Neither the vendor nor KiCad ships a 3D model for this package, so the dimensions are nominal, not the manufacturer's CAD (STEP)+- 3D model files: `dtc143zm-etched.step` / `dtc143zm-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `dtc143zm.step` / `dtc143zm.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Changjing datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586202640744632320) (15 pp, sha256 `3329709b8f41122b`, retrieved 2026-10-01, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-4-6` (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/dtc143zm-datasheet.pdf)
page.jsonadded+123@@ -0,0 +1,123 @@+{+ "slug": "dtc143zm",+ "version": "0.1.0",+ "type": "component",+ "description": "Changjing Digital Transistors, SOT-723. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "transistors-thyristors",+ "dtc143zm",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "dtc143zm.kicad_sym",+ "dtc143zm.kicad_mod",+ "dtc143zm.glb",+ "dtc143zm.step",+ "dtc143zm.lbr",+ "docs/hero.png",+ "docs/dtc143zm-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "DTC143ZM",+ "manufacturer": "Changjing",+ "package": "SOT-723",+ "pin_count": 3,+ "category": "Transistors/Thyristors",+ "subcategory": "Digital Transistors",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586202640744632320",+ "parts": {+ "symbol": "dtc143zm.kicad_sym",+ "footprint": "dtc143zm.kicad_mod",+ "model_3d": "dtc143zm-etched.glb",+ "model_3d_plain": "dtc143zm.glb",+ "model_3d_step": "dtc143zm-etched.step",+ "model_3d_step_plain": "dtc143zm.step",+ "lbr": "dtc143zm.lbr"+ },+ "distributor_links": {+ "lcsc": "C51933948"+ },+ "distributor_check": {+ "checked_at": "2026-10-01T17:29:56Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": null,+ "status": "no match"+ },+ "mouser": {+ "pn": null,+ "status": "no match"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "IN",+ "type": "input",+ "description": "Input signal with voltage range -5V to +30V, transistor off threshold 0.5V, and on threshold 1.3V."+ },+ {+ "number": "2",+ "name": "GND",+ "type": "power_in",+ "description": "Ground and emitter reference."+ },+ {+ "number": "3",+ "name": "OUT",+ "type": "output",+ "description": "Collector output with maximum current 100mA and on-state voltage 0.1-0.3V."+ }+ ],+ "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-4-6",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [],+ "pages_sent": 15,+ "cost_usd": 0.0917,+ "at": "2026-10-01T17:29:39"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586202640744632320",+ "pages": 15,+ "sha256": "3329709b8f41122b",+ "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"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}