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Contents

README

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HSS3400

HUASHUO · MOSFETs · SOT-23L

HSS3400 from HUASHUO, in a SOT-23L. 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; drives the N-channel MOSFET, with VGS limited to ±12 V and threshold of 0.7 V min to 1.4 V max at ID=250uA.
2 S passive Source; continuous current up to 5.8 A at TA=25℃ and body-diode forward voltage of 1.2 V max at IS=1A.
3 D passive Drain; rated for 30 V drain-source voltage, 5.8 A continuous and 24 A pulsed current.

Key specifications

Parameter Value
Manufacturer HUASHUO
Package SOT-23L
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 Breakdown Voltage BVDSS 30 V VGS=0V , ID=250uA 2
Static Drain-Source On-Resistance RDS(ON) 20 27 mΩ VGS=10V , ID=5.8A 2
Static Drain-Source On-Resistance RDS(ON) 22 30 mΩ VGS=4.5V , ID=5A 2
Static Drain-Source On-Resistance RDS(ON) 30 45 mΩ VGS=2.5V , ID=4A 2
Gate Threshold Voltage VGS(th) 0.7 0.9 1.4 V VGS=VDS , ID =250uA 2
Drain-Source Leakage Current IDSS 1 uA VDS=30V , VGS=0V , TJ=25℃ 2
Drain-Source Leakage Current IDSS 5 uA VDS=30V , VGS=0V , TJ=55℃ 2
Gate-Source Leakage Current IGSS -100 100 nA VGS=±12V , VDS=0V 2
Continuous Source Current IS 5.8 A VG=VD=0V , Force Current 2
Diode Forward Voltage VSD 1.2 V VGS=0V , IS=1A , TJ=25℃ 2
Drain-Source Voltage VDS 30 V 1
Gate-Source Voltage VGS -12 12 V 1
Continuous Drain Current ID@TA=25℃ 5.8 A VGS @ 4.5V 1
Continuous Drain Current ID@TA=70℃ 5 A VGS @ 4.5V 1
Pulsed Drain Current IDM 24 A 1
Total Power Dissipation PD@TA=25℃ 1.4 W 1
Storage Temperature Range TSTG -55 150 ℃ 1
Operating Junction Temperature Range TJ -55 150 ℃ 1
Thermal Resistance Junction-ambient RθJA 90 ℃/W 1
Thermal Resistance Junction-Case RθJC 65 ℃/W 1

CAD (KiCad official)

  • Symbol: HSS3400
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23L (KiCad packages3D, STEP)
  • 3D model files: hss3400-etched.step / hss3400-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); hss3400.step / hss3400.glb are the bare package body.

Provenance

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

  • Datasheet: HUASHUO datasheet (5 pp, sha256 1b35245e572d118e, 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