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Contents

README

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UT2301G-AE3-R

UTC Unisonic Tech · MOSFETs · SOT-23

UT2301G-AE3-R from UTC Unisonic Tech, in a SOT-23. 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 Source passive Source terminal of the P-channel enhancement-mode MOSFET; the device is rated for a drain-source voltage VDSS of -20 V and a continuous drain current of -2.8 A.
2 Gate input Gate terminal of the P-channel MOSFET; the gate-source voltage is rated VGSS ±8 V.
3 Drain passive Drain terminal of the P-channel MOSFET; the device is rated for a drain-source voltage VDSS of -20 V and a continuous drain current of -2.8 A.

Key specifications

Parameter Value
Manufacturer UTC Unisonic Tech
Package SOT-23
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 VDSS -20 V 2
Gate-Source Voltage VGSS -8 8 V 2
Continuous Drain Current ID -2.8 A 2
Pulsed Drain Current (Note 1, 2) IDM -10 A 2
Total Power Dissipation PD 1.14 W 2
Junction Temperature TJ 150 °C 2
Storage Temperature TSTG -55 150 °C 2
Drain-Source Breakdown Voltage BVDSS -20 V VGS=0V, ID=-250uA 2
Drain-Source Leakage Current IDSS -1 µA VDS=-16V, VGS=0V 2
Gate-Source Leakage Current IGSS -100 100 nA VGS=±8V, VDS=0V 2
Gate Threshold Voltage VGS(TH) -0.45 V VDS=VGS, ID=-250uA 2
Static Drain-Source On-State Resistance (VGS=-4.5V) RDS(ON) 95 130 mΩ VGS=-4.5V, ID=-2.8A 2
Static Drain-Source On-State Resistance (VGS=-2.5V) RDS(ON) 122 190 mΩ VGS=-2.5V, ID=-2.0A 2
Turn-ON Delay Time (Note 2) tD(ON) 5 25 ns 2
Turn-ON Rise Time tR 19 60 ns 2
Turn-OFF Delay Time tD(OFF) 95 110 ns 2
Turn-OFF Fall Time tF 65 80 ns VDS=-6V, VGS=-4.5V, ID=-1A, RG=6Ω, RL=6Ω 2
Total Gate Charge (Note 2) QG 5.4 10 nC 2
Drain-Source Diode Forward Voltage (Note 2) VSD -0.8 -1.2 V VGS=0V, IS=-1.6A 2
Maximum Continuous Drain-Source Diode Forward Current IS -1.6 A 2
Junction to Ambient (Note 3) θJA 110 °C/W Note 3: surface mounted on 1 in2 copper pad of FR4 board 2

CAD (KiCad official)

  • Symbol: UT2301G-AE3-R
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23 (KiCad packages3D, STEP)
  • 3D model files: ut2301g-ae3-r-etched.step / ut2301g-ae3-r-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ut2301g-ae3-r.step / ut2301g-ae3-r.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: UTC Unisonic Tech datasheet (5 pp, sha256 1f688f5d5cf51db1, retrieved 2026-10-17, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-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).

Datasheet PDF