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Contents

README

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2SK3019T

CBI · MOSFETs · SOT-523

2SK3019T from CBI, 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 of the N-channel MOSFET; gate-source voltage limit is ±20 V (VGSS), with threshold VGS(th) 0.8 to 1.5 V at VDS = 3 V, ID = 100 µA.
2 Source passive Source terminal of the N-channel MOSFET; continuous drain current is rated 0.1 A.
3 Drain passive Drain terminal of the N-channel MOSFET; drain-source voltage is rated 30 V (VDS) with continuous drain current 0.1 A.

Key specifications

Parameter Value
Manufacturer CBI
Package SOT-523
Category Transistors
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 30 V Ta = 25°C 1
Gate-Source Voltage VGSS -20 20 V Ta = 25°C 1
Continuous Drain Current ID 0.1 A Ta = 25°C 1
Power Dissipation PD 0.2 W Ta = 25°C 1
Junction Temperature TJ 150 ℃ Ta = 25°C 1
Storage Temperature Tstg -55 150 ℃ Ta = 25°C 1
Thermal Resistance, Junction-to-Ambient RθJA 833 ℃/W 1
Drain-Source Breakdown Voltage VDS 30 V VGS = 0V, ID = 10µA 1
Zero Gate Voltage Drain Current IDSS 1 µA VDS =30V,VGS = 0V 1
Gate-Source leakage current IGSS -2 2 µA VGS =±20V, VDS = 0V 1
Gate Threshold Voltage VGS(th) 0.8 1.5 V VDS = 3V, ID =100µA 1
Drain-Source On-Resistance RDS(on) 8 Ω VGS = 4V, ID =10mA 1
Drain-Source On-Resistance RDS(on) 13 Ω VGS =2.5V,ID =1mA 1
Forward Transconductance gFS 20 mS VDS =3V, ID = 10mA 1
Input Capacitance Ciss 13 pF VDS =5V,VGS =0V,f =1MHz 1
Output Capacitance Coss 9 pF VDS =5V,VGS =0V,f =1MHz 1
Reverse Transfer Capacitance Crss 4 pF VDS =5V,VGS =0V,f =1MHz 1
Turn-On Delay Time td(on) 15 ns VGS =5V, VDD =5V, ID =10mA, Rg=10Ω, RL=500Ω 1
Rise Time tr 35 ns VGS =5V, VDD =5V, ID =10mA, Rg=10Ω, RL=500Ω 1
Turn-Off Delay Time td(off) 80 ns VGS =5V, VDD =5V, ID =10mA, Rg=10Ω, RL=500Ω 1
Fall Time tf 80 ns VGS =5V, VDD =5V, ID =10mA, Rg=10Ω, RL=500Ω 1

CAD (KiCad official)

  • Symbol: 2SK3019T
  • 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: 2sk3019t-etched.step / 2sk3019t-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); 2sk3019t.step / 2sk3019t.glb are the bare package body.

Provenance

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

  • Datasheet: CBI datasheet (3 pp, sha256 9d241d987cb2b8e4, retrieved 2026-10-30, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-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