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Contents

README

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IRLML2502TR

UMW · MOSFETs · SOT-23

IRLML2502TR from UMW, 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 G input GATE terminal of the 20V N-channel MOSFET, with a gate-source voltage rating of VGS ±12 V.
2 S passive SOURCE terminal of the N-channel MOSFET; the datasheet gives no source-specific electrical limit.
3 D passive DRAIN terminal of the N-channel MOSFET, rated for a drain-source voltage VDS of 20 V and continuous drain current ID of 4.2 A.

Key specifications

Parameter Value
Manufacturer UMW
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 breakdown voltage V(BR)DSS 20 V VGS=0V, ID=10µA 2
Gate-threshold voltage VGS(th) 0.65 1.2 V VDS=VGS, ID=50µA 2
Gate-body leakage IGSS -100 100 nA VDS=0V, VGS=±8V 2
Zero gate voltage drain current IDSS 1 µA VDS=20V, VGS=0V 2
Forward transconductance gFS 8 S VDS=5V, ID=3.6A 2
Diode forward voltage VSD 0.76 1.2 V IS=0.94A, VGS=0V 2
Drain-source on-state resistance RDS(ON) 0.035 0.045 Ω VGS=4.5V, ID=4.2A 2
Drain-source on-state resistance RDS(ON) 0.045 0.06 Ω VGS=2.5V, ID=3.6A 2
Drain-source voltage VDS 20 V TA=25°C 1
Gate-source voltage VGS -12 12 V TA=25°C 1
Continuous drain current ID 4.2 A TA=25°C 1
Power dissipation PD 1.25 W TA=25°C 1
Thermal resistance from junction to ambient RθJA 0.01 °C/W t≤5s 1
Junction temperature TJ 150 °C 1
Storage temperature TSTG -55 150 °C 1

CAD (KiCad official)

  • Symbol: IRLML2502TR
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23 (KiCad packages3D, STEP)
  • 3D model files: irlml2502tr-etched.step / irlml2502tr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); irlml2502tr.step / irlml2502tr.glb are the bare package body.

Provenance

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

  • Datasheet: UMW datasheet (9 pp, sha256 e4a853f6bac0eb84, retrieved 2026-10-16, 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