component
SI3139KEA-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.
Made with KiCad 10.0 · needs KiCad 10.0 or later to open · KiCad file format 20260206
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SI3139KEA-TP
MCC Micro Commercial Components · MOSFETs · SOT-523
SI3139KEA-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 | GATE | input | Gate terminal with integrated ESD protection (2KV HBM); VGS rated ±12 V, threshold -0.35 to -1.1 V at ID=-250µA. |
| 2 | SOURCE | passive | Source terminal of the P-channel MOSFET; continuous body diode current is -0.6 A and drain-source voltage is rated -20 V. |
| 3 | DRAIN | passive | Drain terminal; continuous drain current -0.6 A at TA=25°C and pulsed drain current -2.4 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 Breakdown Voltage | V(BR)DSS | -20 | V | VGS=0V, ID=-250µA | 2 | ||
| Gate-Threshold Voltage | VGS(th) | -0.35 | -1.1 | V | VDS=VGS, ID=-250µA | 2 | |
| Gate-Body Leakage Current | IGSS | -10 | 10 | µA | VGS=±10V, VDS=0V | 2 | |
| Drain-Source On-Resistance | RDS(on) | 0.85 | Ω | VGS=-4.5V, ID=-500mA | 2 | ||
| Drain-Source On-Resistance | RDS(on) | 1.2 | Ω | VGS=-2.5V, ID=-300mA | 2 | ||
| Drain-Source On-Resistance | RDS(on) | 1.35 | 2 | Ω | VGS=-1.8V, ID=-200mA | 2 | |
| Forward Transconductance | gFS | 1 | S | VDS=-5V, ID=-600mA | 2 | ||
| Drain-Source Voltage | VDS | -20 | V | 1 | |||
| Gate-Source Voltage | VGS | -12 | 12 | V | 1 | ||
| Continuous Drain Current | ID | -0.6 | A | TA=25°C | 1 | ||
| Continuous Drain Current | ID | -0.38 | A | TA=100°C | 1 | ||
| Pulsed Drain Current | IDM | -2.4 | A | Note 3, repetitive rating | 1 | ||
| Total Power Dissipation | PD | 0.4 | W | 1 | |||
| Operating Junction Temperature Range | TJ | -55 | 150 | °C | 1 | ||
| Storage Temperature Range | TSTG | -55 | 150 | °C | 1 | ||
| Thermal Resistance, Junction to Ambient | RθJA | 290 | °C/W | Junction to ambient, Note 2 | 1 |
CAD (KiCad official)
- Symbol:
SI3139KEA-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:
si3139kea-tp-etched.step/si3139kea-tp-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);si3139kea-tp.step/si3139kea-tp.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: MCC Micro Commercial Components datasheet (6 pp, sha256
28d8e64782c22c62, retrieved 2026-10-18, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text+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).