NSVMMBT5550LT1G

@@ -0,0 +1,45 @@+# NSVMMBT5550LT1G++**onsemi** · Bipolar (BJT) · SOT-23++NSVMMBT5550LT1G from onsemi, in a SOT-23. 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 | B | input | Base of the NPN transistor. Control terminal; forward-bias base-emitter junction to turn the device on. VEBO breakdown = 6.0 V; VBE(sat) up to 1.0 V at IC = 10 mA / IB = 1 mA. |+| 2 | E | passive | Emitter of the NPN transistor. Reference terminal for base drive; current path for IC + IB back to circuit common. |+| 3 | C | passive | Collector of the NPN transistor. High-voltage terminal; VCEO = 140 V, VCBO = 160 V, IC(continuous) = 600 mA. VCE(sat) up to 0.15 V at IC = 10 mA. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | onsemi |+| Package | SOT-23 |+| Category | Transistors/Thyristors |+| Pins | 3 |++## Ordering variants++Same part, different packaging or reel option.++- `NSVMMBT5550LT1G`+- `NSVMMBT5550LT3G`++## CAD (KiCad official)++- Symbol: `NSVMMBT5550LT1G`+- Footprint: `Package_TO_SOT_SMD:SOT-23`+- 3D model: SOT-23 (KiCad packages3D, STEP)++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [onsemi datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589999073949483008) (7 pp, sha256 `5a38028358b44677`, retrieved 2026-08-17, 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/nsvmmbt5550lt1g-datasheet.pdf)

@@ -0,0 +1,34 @@+{+  "slug": "nsvmmbt5550lt1g",+  "version": "0.1.0",+  "type": "component",+  "description": "onsemi Bipolar (BJT), SOT-23. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+  "tags": [+    "component",+    "transistors-thyristors",+    "nsvmmbt5550lt1g"+  ],+  "dependencies": {},+  "hero": {+    "type": "image",+    "path": "docs/hero.png"+  },+  "files": [+    "page.json",+    "README.md",+    "nsvmmbt5550lt1g.kicad_sym",+    "nsvmmbt5550lt1g.kicad_mod",+    "nsvmmbt5550lt1g.glb",+    "nsvmmbt5550lt1g.step",+    "nsvmmbt5550lt1g.lbr",+    "docs/hero.png",+    "docs/nsvmmbt5550lt1g-datasheet.pdf",+    "viewers/symbol.html",+    "viewers/footprint.html"+  ],+  "visibility": "public",+  "author": {+    "name": "Ray",+    "email": "[email protected]"+  }+}\ No newline at end of file