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Contents

README

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PJA3441_R1_00501

PANJIT International · MOSFETs · SOT-23

PJA3441_R1_00501 from PANJIT International, 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 ±20 V with threshold of -1.0 V min to -2.5 V max at ID=-250uA.
2 S passive Source; P-channel MOSFET source terminal, continuous drain current -3.1 A.
3 D passive Drain; drain-source voltage rated -40 V, continuous drain current -3.1 A and pulsed -12.4 A.

Key specifications

Parameter Value
Manufacturer PANJIT International
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
Zero Gate Voltage Drain Current IDSS -0.01 -1 uA VDS=-40V, VGS=0V 2
Gate-Source Leakage Current IGSS 10 100 nA VGS=+20V, VDS=0V 2
Drain-Source Breakdown Voltage BVDSS -40 V VGS=0V, ID=-250uA 2
Gate Threshold Voltage VGS(th) -1 -1.5 -2.5 V VDS=VGS, ID=-250uA 2
Drain-Source On-State Resistance RDS(on) 74 88 mΩ VGS=-10V, ID=-3.1A 2
Drain-Source On-State Resistance RDS(on) 88 108 mΩ VGS=-4.5V, ID=-2.6A 2
Maximum Continuous Drain-Source Diode Forward Current IS -1 A 2
Diode Forward Voltage VSD -0.82 -1.2 V IS=-1.0A, VGS=0V 2
Drain-Source Voltage VDS -40 V 1
Gate-Source Voltage VGS 20 V 1
Continuous Drain Current ID -3.1 A 1
Pulsed Drain Current IDM -12.4 A Note 4 1
Power Dissipation PD 1.25 W Ta=25oC 1
Operating Junction and Storage Temperature Range TJ,TSTG -55 150 oC 1
Typical Thermal Resistance Junction to Ambient RθJA 100 oC/W Note 3 1

Materials and finish

As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).

Part Material Colour / plating Datasheet says Page
contacts copper defined as the solder mounting surface of the drain pins mounted on a 1 inch FR-4 with 2oz. square pad of copper. 2

CAD (KiCad official)

  • Symbol: PJA3441_R1_00501
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23 (KiCad packages3D, STEP)
  • 3D model files: pja3441-r1-00501-etched.step / pja3441-r1-00501-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); pja3441-r1-00501.step / pja3441-r1-00501.glb are the bare package body.

Provenance

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

  • Datasheet: PANJIT International datasheet (6 pp, sha256 8ef4b888a18c5746, retrieved 2026-10-18, 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