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Contents

README

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JY2305X

Shenzhen JingYang · MOSFETs · SOT-23

JY2305X from Shenzhen JingYang, 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; gate-source voltage limited to ±12 V, with a threshold of -0.5 V at ID = 250 uA.
2 S passive Source of the P-channel MOSFET; the body diode runs from drain to source, and continuous drain current is -4.2 A at TA = 25 °C.
3 D passive Drain; drain-source voltage is rated -20 V, with pulsed drain current of -10 A.

Key specifications

Parameter Value
Manufacturer Shenzhen JingYang
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 (absolute maximum) VDS -20 V 1
Gate-Source Voltage (absolute maximum) VGS -12 12 V 1
Continuous Drain Current ID -4.2 A TA=25°C 1
Continuous Drain Current ID -3.4 A TA=70°C 1
Pulsed Drain Current IDM -10 A Pulse width limited by maximum junction temperature 1
Power Dissipation PD 1.38 W TA=25°C 1
Operation Junction and Storage Temperature Range TJ, Tstg -55 150 °C 1
Maximum Junction-to-Ambient Thermal Resistance RθJA 90 °C/W Surface mounted on 1in x 1in FR4 board 1
Drain-Source Breakdown Voltage BVDSS -20 V VGS=0V, ID=-250uA 2
Gate-Threshold Voltage VGS(th) -0.5 V VDS = VGS, ID = 250uA 2
Gate-Body Leakage IGSS -100 100 nA VDS = 0 V, VGS = ±12V 2
Drain-Source Leakage Current IDSS -1 uA VDS = -20 V, VGS = 0 V, TJ = 25°C 2
Drain-Source Leakage Current IDSS -10 uA VDS = -16 V, VGS = 0 V, TJ = 55°C 2
Drain-Source On-Resistance RDS(on) 53 mΩ VGS = -10 V, ID = -4.5 A 2
Drain-Source On-Resistance RDS(on) 65 mΩ VGS = -4.5 V, ID = -4.2 A 2
Drain-Source On-Resistance RDS(on) 100 mΩ VGS = -2.5 V, ID = -2.0 A 2
Diode Forward On Voltage VSD -1.2 V IS = -1.2 A, VGS = 0 V 2

CAD (KiCad official)

  • Symbol: JY2305X
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23 (KiCad packages3D, STEP)
  • 3D model files: jy2305x-etched.step / jy2305x-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); jy2305x.step / jy2305x.glb are the bare package body.

Provenance

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

  • Datasheet: Shenzhen JingYang datasheet (6 pp, sha256 225d8f7a8c668d52, retrieved 2026-10-10, 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