component
SI3139KE-TP
Public Made by Adomby adom
MCC Micro Commercial Components MOSFETs, SOT-523. Pinout cross-checked by two models against the datasheet, 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
markdownSI3139KE-TP
MCC Micro Commercial Components · MOSFETs · SOT-523
SI3139KE-TP from MCC Micro Commercial Components, in a SOT-523. 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 | G | input | Gate; gate-source voltage rated ±12 V, with a gate-threshold voltage of -0.35 V min to -1.1 V max at ID=-250µA. |
| 2 | S | passive | Source; P-channel MOSFET source terminal, continuous drain current -0.66 A. |
| 3 | D | passive | Drain; drain-source voltage rated -20 V, with pulsed drain current of -1.2 A. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | MCC Micro Commercial Components |
| Package | SOT-523 |
| Category | Transistors/Thyristors |
| Pins | 3 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Drain-Source Voltage | VDS | -20 | V | 1 | |||
| Gate-Source Voltage | VGS | 12 | V | 1 | |||
| Drain Current-Continuous | ID | -0.66 | A | 1 | |||
| Pulsed Drain Current | IDM | -1.2 | A | 1 | |||
| Maximum Thermal Resistance, Junction to Ambient | 833 | °C/W | Junction to ambient | 1 | |||
| Operating Junction Temperature Range | -55 | 150 | °C | Operating junction temperature range | 1 | ||
| Storage Temperature Range | -55 | 150 | °C | Storage temperature range | 1 |
CAD (KiCad official)
- Symbol:
SI3139KE-TP - Footprint:
Package_TO_SOT_SMD:SOT-523 - 3D model: SOT-523, generated from the KiCad footprint (body from the F.Fab outline, terminals on the pads, 0.8 mm nominal SOT-523 height). Neither the vendor nor KiCad ships a 3D model for this package, so the dimensions are nominal, not the manufacturer's CAD (STEP)
- 3D model files:
si3139ke-tp-etched.step/si3139ke-tp-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);si3139ke-tp.step/si3139ke-tp.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: MCC Micro Commercial Components datasheet (4 pp, sha256
b7f7f29f86dd2783, retrieved 2026-10-20, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(vision), consensusclaude-opus-5-5(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).