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YJJ3439KA

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Yangzhou Yangjie Elec Tech MOSFETs, SOT-23-6L. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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YJJ3439KA

Yangzhou Yangjie Elec Tech · MOSFETs · SOT-23-6L

YJJ3439KA from Yangzhou Yangjie Elec Tech, in a SOT-23-6L. 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 G1 input Gate of the N-channel MOSFET (Die1), rated VGS ±12V with ESD protection up to 2.0KV (HBM).
2 S2 passive Source of the P-channel MOSFET (Die2), rated VDS -20V and ID -0.5A.
3 G2 input Gate of the P-channel MOSFET (Die2), rated VGS ±12V with ESD protection up to 2.0KV (HBM).
4 D2 passive Drain of the P-channel MOSFET (Die2), rated VDS -20V and ID -0.5A.
5 S1 passive Source of the N-channel MOSFET (Die1), rated VDS 20V and ID 0.5A.
6 D1 passive Drain of the N-channel MOSFET (Die1), rated VDS 20V and ID 0.5A.

Key specifications

Parameter Value
Manufacturer Yangzhou Yangjie Elec Tech
Package SOT-23-6L
Category Transistors/Thyristors
Pins 6

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
N-MOS Drain-Source Voltage (absolute maximum) VDS 20 V TA=25℃ unless otherwise noted 1
P-MOS Drain-Source Voltage (absolute maximum) VDS -20 V TA=25℃ unless otherwise noted 1
N-MOS Gate-Source Voltage (absolute maximum) VGS -12 12 V TA=25℃ unless otherwise noted 1
P-MOS Gate-Source Voltage (absolute maximum) VGS -12 12 V TA=25℃ unless otherwise noted 1
N-MOS Drain Current (absolute maximum) ID 0.5 A TC=25℃ 1
P-MOS Drain Current (absolute maximum) ID -0.5 A TC=25℃ 1
N-MOS Drain Current (absolute maximum) ID 0.4 A TC=70℃ 1
P-MOS Drain Current (absolute maximum) ID -0.4 A TC=70℃ 1
N-MOS Pulsed Drain Current (absolute maximum) IDM 2.3 A 1
P-MOS Pulsed Drain Current (absolute maximum) IDM -2.3 A 1
Total Power Dissipation (absolute maximum, N and P columns) PD 0.3 W TC=25℃ 1
Junction and Storage Temperature Range TJ,TSTG -55 150 ℃ 1
N-MOS Drain-Source Breakdown Voltage BVDSS 20 V VGS= 0V, ID=250μA 2
N-MOS Zero Gate Voltage Drain Current IDSS 1 μA VDS=20V,VGS=0V 2
N-MOS Gate-Body Leakage Current IGSS 1.5 10 μA VGS= ±10V, VDS=0V 2
N-MOS Gate-Body Leakage Current IGSS 500 2000 nA VGS= ±8V, VDS=0V 2
N-MOS Gate Threshold Voltage VGS(th) 0.35 0.75 1.1 V VDS= VGS, ID=250μA 2
N-MOS Static Drain-Source On-Resistance RDS(ON) 180 280 mΩ VGS= 4.5V, ID=0.5A 2
N-MOS Static Drain-Source On-Resistance RDS(ON) 250 400 mΩ VGS= 2.5V, ID=0.3A 2
N-MOS Static Drain-Source On-Resistance RDS(ON) 420 650 mΩ VGS= 1.8V, ID=0.2A 2
N-MOS Maximum Body-Diode Continuous Current IS 0.5 A 2
P-MOS Drain-Source Breakdown Voltage BVDSS -20 V VGS= 0V, ID=-250μA 3
P-MOS Zero Gate Voltage Drain Current IDSS -1 μA VDS=-20V,VGS=0V,TC=25℃ 3
P-MOS Gate-Body Leakage Current IGSS 1.5 10 μA VGS= ±10V, VDS=0V 3
P-MOS Gate-Body Leakage Current IGSS 500 2000 nA VGS= ±8V, VDS=0V 3
P-MOS Gate Threshold Voltage VGS(th) -0.35 -0.62 -1.2 V VDS= VGS, ID=-250μA 3
P-MOS Static Drain-Source On-Resistance RDS(ON) 610 850 mΩ VGS= -4.5V, ID=-0.5A 3
P-MOS Static Drain-Source On-Resistance RDS(ON) 930 1200 mΩ VGS= -2.5V, ID=-0.3A 3
P-MOS Static Drain-Source On-Resistance RDS(ON) 1100 1700 mΩ VGS= -1.8V, ID=-0.2A 3
P-MOS Maximum Body-Diode Continuous Current IS -0.5 A 3
Thermal Resistance Junction-to-Ambient (steady state, N and P columns) RθJA 416 ℃/W Steady state, device mounted on FR-4 PCB 1

CAD (KiCad official)

  • Symbol: YJJ3439KA
  • Footprint: Package_TO_SOT_SMD:SOT-23-6
  • 3D model: SOT-23-6L (KiCad packages3D, STEP)
  • 3D model files: yjj3439ka-etched.step / yjj3439ka-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); yjj3439ka.step / yjj3439ka.glb are the bare package body.

Provenance

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

  • Datasheet: Yangzhou Yangjie Elec Tech datasheet (9 pp, sha256 182885ba8acddcd1, 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