component
2SK3666G-3-AE3-R
Public Made by Adomby adom
UTC Unisonic Tech JFETs, SOT-23. Datasheet-verified pinout, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdown2SK3666G-3-AE3-R
UTC Unisonic Tech · JFETs · SOT-23
2SK3666G-3-AE3-R from UTC Unisonic Tech, 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 | S | passive | Source terminal with maximum drain-source voltage of 30V and maximum continuous drain current of 10mA. |
| 2 | D | passive | Drain terminal with maximum drain-source voltage of 30V and drain-source leakage current of 0.6-6.0mA at VDS=10V, VGS=0V. |
| 3 | G | input | Gate control input terminal with maximum gate current of 10mA and gate-source leakage current of −1.0nA at VGS=−20V, VDS=0V. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | UTC Unisonic Tech |
| Package | SOT-23 |
| Category | Transistors/Thyristors |
| Pins | 3 |
CAD (KiCad official)
- Symbol:
2SK3666G-3-AE3-R - Footprint:
Package_TO_SOT_SMD:SOT-23 - 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files:
2sk3666g-3-ae3-r-etched.step/2sk3666g-3-ae3-r-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);2sk3666g-3-ae3-r.step/2sk3666g-3-ae3-r.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: UTC Unisonic Tech datasheet (3 pp, sha256
28aa6e1134e41644, retrieved 2026-09-18, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.2, primaryclaude-haiku-4-5-20251001(text), consensusclaude-sonnet-4-6(agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish. - CAD: KiCad official libraries (CC-BY-SA 4.0).