component
MMBZ9V1A
Public Made by Adomby adom
JSMSEMI ESD And Surge Protection (TVS/ESD), SOT-23. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+39@@ -0,0 +1,39 @@+# MMBZ9V1A++**JSMSEMI** · ESD And Surge Protection (TVS/ESD) · SOT-23++MMBZ9V1A from JSMSEMI, in a SOT-23. 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 | 1 | passive | Cathode 1 of dual transient voltage suppressor providing unidirectional ESD protection with Pin 3 (common anode), with breakdown voltage 8.65-9.56V and clamping voltage of 14V at 1.7A peak pulse current. |+| 2 | 2 | passive | Cathode 2 of dual transient voltage suppressor providing unidirectional ESD protection with Pin 3 (common anode), with breakdown voltage 8.65-9.56V and clamping voltage of 14V at 1.7A peak pulse current. |+| 3 | 3 | power_in | Common Anode connection shared by both transient voltage suppressor diodes, providing the return path for both unidirectional protection circuits (Pins 1-3 and Pins 2-3). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | JSMSEMI |+| Package | SOT-23 |+| Category | Circuit Protection |+| Pins | 3 |++## CAD (KiCad official)++- Symbol: `MMBZ9V1A`+- Footprint: `Package_TO_SOT_SMD:SOT-23`+- 3D model: SOT-23 (KiCad packages3D, STEP)+- 3D model files: `mmbz9v1a-etched.step` / `mmbz9v1a-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `mmbz9v1a.step` / `mmbz9v1a.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [JSMSEMI datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589785537407324160) (5 pp, sha256 `2ed1d6c11b4c2134`, 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/mmbz9v1a-datasheet.pdf)
page.jsonadded+110@@ -0,0 +1,110 @@+{+ "slug": "mmbz9v1a",+ "version": "0.1.0",+ "type": "component",+ "description": "JSMSEMI ESD And Surge Protection (TVS/ESD), SOT-23. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "circuit protection",+ "mmbz9v1a",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "mmbz9v1a.kicad_sym",+ "mmbz9v1a.kicad_mod",+ "mmbz9v1a.glb",+ "mmbz9v1a.step",+ "mmbz9v1a.lbr",+ "docs/hero.png",+ "docs/mmbz9v1a-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "MMBZ9V1A",+ "manufacturer": "JSMSEMI",+ "package": "SOT-23",+ "pin_count": 3,+ "category": "Circuit Protection",+ "subcategory": "ESD And Surge Protection (TVS/ESD)",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589785537407324160",+ "parts": {+ "symbol": "mmbz9v1a.kicad_sym",+ "footprint": "mmbz9v1a.kicad_mod",+ "model_3d": "mmbz9v1a-etched.glb",+ "model_3d_plain": "mmbz9v1a.glb",+ "model_3d_step": "mmbz9v1a-etched.step",+ "model_3d_step_plain": "mmbz9v1a.step",+ "lbr": "mmbz9v1a.lbr"+ },+ "distributor_links": {+ "lcsc": "C2960639"+ },+ "distributor_check": {+ "checked_at": "2026-09-29T16:45:50Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": null,+ "status": "no match"+ },+ "mouser": {+ "pn": null,+ "status": "no match"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "1",+ "type": "passive",+ "description": "Cathode 1 of dual transient voltage suppressor providing unidirectional ESD protection with Pin 3 (common anode), with breakdown voltage 8.65-9.56V and clamping voltage of 14V at 1.7A peak pulse current."+ },+ {+ "number": "2",+ "name": "2",+ "type": "passive",+ "description": "Cathode 2 of dual transient voltage suppressor providing unidirectional ESD protection with Pin 3 (common anode), with breakdown voltage 8.65-9.56V and clamping voltage of 14V at 1.7A peak pulse current."+ },+ {+ "number": "3",+ "name": "3",+ "type": "power_in",+ "description": "Common Anode connection shared by both transient voltage suppressor diodes, providing the return path for both unidirectional protection circuits (Pins 1-3 and Pins 2-3)."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589785537407324160",+ "pages": 5,+ "sha256": "2ed1d6c11b4c2134",+ "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]"+ }+}