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SI2302 2.9A

Public Made by Adom

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KUU MOSFETs, SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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SI2302 2.9A

KUU · MOSFETs · SOT-23

SI2302 2.9A from KUU, 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 GATE input Gate terminal; gate-source voltage is rated ±10 V max, with threshold 0.5 V min, 0.75 V typ, 1.2 V max at ID=250 uA.
2 SOURCE passive Source terminal; continuous drain current is rated 2.9 A and body-diode forward current is 2.9 A.
3 DRAIN passive Drain terminal; drain-source voltage is rated 20 V max, with RDS(on) of 30 mΩ typ and 45 mΩ max at VGS=4.5 V, ID=2.9 A.

Key specifications

Parameter Value
Manufacturer KUU
Package SOT-23
Category Triode/MOS Tube/Transistor
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 TA=25℃ 1
Gate-Source voltage VGS -10 10 V TA=25℃ 1
Drain current ID 2.9 A TA=25℃ 1
Power Dissipation PD 1 W TA=25℃ 1
Junction Temperature Tj 150 ℃ TA=25℃ 1
Storage Temperature Tstg -55 150 ℃ TA=25℃ 1
Drain-Source Breakdown Voltage V(BR)DSS 20 V VGS=0V,ID=250uA 1
Gate-Threshold Voltage Vth(GS) 0.5 0.75 1.2 V VDS= VGS, ID=250 uA 1
Gate-body Leakage IGSS -100 100 nA VDS=0V, VGS=±10V 1
Zero Gate Voltage Drain Current IDSS 1 uA VDS=20V, VGS=0V 1
Drain-Source On-Resistance rDS(ON) 37 59 mΩ VGS=2.5V, ID=2.5A 1
Drain-Source On-Resistance rDS(ON) 30 45 mΩ VGS=4.5V, ID=2.9A 1
Turn-on Delay Time td(on) 10 15 nS VDD=10V, ID=2.9A, VGS=4.5V, RGEN=6Ω 1
Turn-on Rise Time tr 50 85 nS VDD=10V, ID=2.9A, VGS=4.5V, RGEN=6Ω 1
Turn-off Delay Time td(off) 17 45 nS VDD=10V, ID=2.9A, VGS=4.5V, RGEN=6Ω 1
Turn-off Fall Time tf 10 20 nS VDD=10V, ID=2.9A, VGS=4.5V, RGEN=6Ω 1
Total Gate Charge Qg 4 10 nC VDS=10V, ID=2.9A, VGS=4.5V 1
Diode Forward Voltage VSD 0.75 1.2 V VGS=0V, IS=2.9A 1
Forward Trans conductance gfs 9.5 s VDS=5V, ID=2.9A 1
Input Capacitance Ciss 300 pF VDS=10V, VGS=0V, f=1MHz 1
Output Capacitance Coss 120 pF VDS=10V, VGS=0V, f=1MHz 1
Reverse Transfer Capacitance Crss 80 pF VDS=10V, VGS=0V, f=1MHz 1
Gate-Source Charge Qgs 0.65 nC VDS=10V, ID=2.9A, VGS=4.5V 1
Gate-Drain Charge Qgd 1.2 nC VDS=10V, ID=2.9A, VGS=4.5V 1
Diode Forward Current Is 2.9 A 1

CAD (KiCad official)

  • Symbol: SI2302 2.9A
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23 (KiCad packages3D, STEP)
  • 3D model files: si2302-2-9a-etched.step / si2302-2-9a-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); si2302-2-9a.step / si2302-2-9a.glb are the bare package body.

Provenance

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

  • Datasheet: KUU datasheet (2 pp, sha256 960f6283e7412d32, retrieved 2026-10-22, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-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).

Datasheet PDF