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ESDA14V2SC5
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STMicroelectronics ESD And Surge Protection (TVS/ESD), SOT-23-5. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+41@@ -0,0 +1,41 @@+# ESDA14V2SC5++**STMicroelectronics** · ESD And Surge Protection (TVS/ESD) · SOT-23-5++ESDA14V2SC5 from STMicroelectronics, in a SOT-23-5. 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 | IO1 | passive | Protected data/transmission line input connected to a unidirectional Transil ESD protection diode that clamps positive transients to the clamping voltage VCL and negative transients to one diode drop below GND, sharing its Transil with pin 5 and referenced to the common pin 2. |+| 2 | GND | power_in | Common ground/return node connecting the cathodes of the two internal Transil diode pairs (channels 1-5 and 3-4), providing the reference for clamping the protected I/O lines. |+| 3 | IO2 | passive | Protected data/transmission line input connected to a unidirectional Transil ESD protection diode that clamps positive transients to the clamping voltage VCL and negative transients to one diode drop below GND, sharing its Transil with pin 4 and referenced to the common pin 2. |+| 4 | IO3 | passive | Protected data/transmission line input connected to a unidirectional Transil ESD protection diode that clamps positive transients to the clamping voltage VCL and negative transients to one diode drop below GND, sharing its Transil with pin 3 and referenced to the common pin 2. |+| 5 | IO4 | passive | Protected data/transmission line input connected to a unidirectional Transil ESD protection diode that clamps positive transients to the clamping voltage VCL and negative transients to one diode drop below GND, sharing its Transil with pin 1 and referenced to the common pin 2. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | STMicroelectronics |+| Package | SOT-23-5 |+| Category | Circuit Protection |+| Pins | 5 |++## CAD (KiCad official)++- Symbol: `ESDA14V2SC5`+- Footprint: `Package_TO_SOT_SMD:SOT-23-5`+- 3D model: SOT-23-5 (KiCad packages3D, STEP)+- 3D model files: `esda14v2sc5-etched.step` / `esda14v2sc5-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `esda14v2sc5.step` / `esda14v2sc5.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [STMicroelectronics datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590224243381608448) (9 pp, sha256 `83535cf61c43011c`, retrieved 2026-09-29, tier: lcsc)+- **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/esda14v2sc5-datasheet.pdf)
page.jsonadded+126@@ -0,0 +1,126 @@+{+ "slug": "esda14v2sc5",+ "version": "0.1.0",+ "type": "component",+ "description": "STMicroelectronics ESD And Surge Protection (TVS/ESD), SOT-23-5. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "circuit protection",+ "esda14v2sc5",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "esda14v2sc5.kicad_sym",+ "esda14v2sc5.kicad_mod",+ "esda14v2sc5.glb",+ "esda14v2sc5.step",+ "esda14v2sc5.lbr",+ "docs/hero.png",+ "docs/esda14v2sc5-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "ESDA14V2SC5",+ "manufacturer": "STMicroelectronics",+ "package": "SOT-23-5",+ "pin_count": 5,+ "category": "Circuit Protection",+ "subcategory": "ESD And Surge Protection (TVS/ESD)",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590224243381608448",+ "parts": {+ "symbol": "esda14v2sc5.kicad_sym",+ "footprint": "esda14v2sc5.kicad_mod",+ "model_3d": "esda14v2sc5-etched.glb",+ "model_3d_plain": "esda14v2sc5.glb",+ "model_3d_step": "esda14v2sc5-etched.step",+ "model_3d_step_plain": "esda14v2sc5.step",+ "lbr": "esda14v2sc5.lbr"+ },+ "distributor_links": {+ "lcsc": "C672110",+ "digikey": "497-7744-2-ND",+ "mouser": "511-ESDA14V2SC5"+ },+ "distributor_check": {+ "checked_at": "2026-09-29T16:37:06Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "497-7744-2-ND",+ "status": "found",+ "lifecycle": "Obsolete"+ },+ "mouser": {+ "pn": "511-ESDA14V2SC5",+ "status": "found",+ "lifecycle": "End of Life"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "IO1",+ "type": "passive",+ "description": "Protected data/transmission line input connected to a unidirectional Transil ESD protection diode that clamps positive transients to the clamping voltage VCL and negative transients to one diode drop below GND, sharing its Transil with pin 5 and referenced to the common pin 2."+ },+ {+ "number": "2",+ "name": "GND",+ "type": "power_in",+ "description": "Common ground/return node connecting the cathodes of the two internal Transil diode pairs (channels 1-5 and 3-4), providing the reference for clamping the protected I/O lines."+ },+ {+ "number": "3",+ "name": "IO2",+ "type": "passive",+ "description": "Protected data/transmission line input connected to a unidirectional Transil ESD protection diode that clamps positive transients to the clamping voltage VCL and negative transients to one diode drop below GND, sharing its Transil with pin 4 and referenced to the common pin 2."+ },+ {+ "number": "4",+ "name": "IO3",+ "type": "passive",+ "description": "Protected data/transmission line input connected to a unidirectional Transil ESD protection diode that clamps positive transients to the clamping voltage VCL and negative transients to one diode drop below GND, sharing its Transil with pin 3 and referenced to the common pin 2."+ },+ {+ "number": "5",+ "name": "IO4",+ "type": "passive",+ "description": "Protected data/transmission line input connected to a unidirectional Transil ESD protection diode that clamps positive transients to the clamping voltage VCL and negative transients to one diode drop below GND, sharing its Transil with pin 1 and referenced to the common pin 2."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590224243381608448",+ "pages": 9,+ "sha256": "83535cf61c43011c",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 5,+ "described": 5,+ "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]"+ }+}