component
BZW50-39
Public Made by Adomby adom
STMicroelectronics TVS, R6. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+44@@ -0,0 +1,44 @@+# BZW50-39++**STMicroelectronics** · TVS · R6++BZW50-39 from STMicroelectronics, in a R6. 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 | A | passive | Anode terminal of the unidirectional TVS diode. In the R6 axial package this is one of the two leads; the cathode is identified by the cathode bar marking on the body. |+| 2 | K | passive | Cathode terminal of the unidirectional TVS diode. Identified by the printed cathode bar on the body (unidirectional devices only, per Figure 14 marking layout). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | STMicroelectronics |+| Package | R6 |+| Category | TVS/Fuse/Board Level Protection |+| Pins | 2 |++## Ordering variants++Same part, different packaging or reel option.++- `BZW50-39 (unidirectional)`+- `BZW50-39B (bidirectional)`++## CAD (KiCad official)++- Symbol: `BZW50-39`+- Footprint: `Resistor_THT:R_Array_SIP6`+- 3D model: R6 (KiCad packages3D, STEP)++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [STMicroelectronics datasheet](https://www.st.com/resource/en/datasheet/bzw50-39.pdf) (12 pp, sha256 `e556076e948a7910`, retrieved 2026-08-17, tier: manufacturer)+- **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/bzw50-39-datasheet.pdf)
page.jsonadded+34@@ -0,0 +1,34 @@+{+ "slug": "bzw50-39",+ "version": "0.1.0",+ "type": "component",+ "description": "STMicroelectronics TVS, R6. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "tvs-fuse-board level protection",+ "bzw50-39"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "bzw50-39.kicad_sym",+ "bzw50-39.kicad_mod",+ "bzw50-39.glb",+ "bzw50-39.step",+ "bzw50-39.lbr",+ "docs/hero.png",+ "docs/bzw50-39-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "visibility": "public",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}