component
MMBT4401LT1G
Public Made by Adomby adom
onsemi Bipolar (BJT), SOT-23. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+45@@ -0,0 +1,45 @@+# MMBT4401LT1G++**onsemi** · Bipolar (BJT) · SOT-23++MMBT4401LT1G 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 | BASE | input | Base terminal of the NPN BJT. Emitter-base breakdown voltage VEBO = 6.0 V; VBE(sat) up to 0.95 V at IC = 150 mA, IB = 15 mA. |+| 2 | EMITTER | passive | Emitter terminal of the NPN BJT. Common return for base-emitter and collector-emitter junctions; VCEO = 40 V, VEBO = 6.0 V. |+| 3 | COLLECTOR | passive | Collector terminal of the NPN BJT. VCBO = 60 V, VCEO = 40 V, continuous IC = 600 mA (peak 900 mA); VCE(sat) 0.4 V @ IC = 150 mA. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | onsemi |+| Package | SOT-23 |+| Category | Transistors/Thyristors |+| Pins | 3 |++## Ordering variants++Same part, different packaging or reel option.++- `MMBT4401LT1G`+- `MMBT4401LT1GLT3G`++## CAD (KiCad official)++- Symbol: `MMBT4401LT1G`+- 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/8586175479904129024) (7 pp, sha256 `ec9a51f6e1ef89d0`, 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/mmbt4401lt1g-datasheet.pdf)
page.jsonadded+34@@ -0,0 +1,34 @@+{+ "slug": "mmbt4401lt1g",+ "version": "0.1.0",+ "type": "component",+ "description": "onsemi Bipolar (BJT), SOT-23. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "transistors-thyristors",+ "mmbt4401lt1g"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "mmbt4401lt1g.kicad_sym",+ "mmbt4401lt1g.kicad_mod",+ "mmbt4401lt1g.glb",+ "mmbt4401lt1g.step",+ "mmbt4401lt1g.lbr",+ "docs/hero.png",+ "docs/mmbt4401lt1g-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "visibility": "public",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}