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Contents

README

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SQ4946AEY-T1_GE3-HXY

HXY MOSFET · MOSFETs · SOP-8

SQ4946AEY-T1_GE3-HXY from HXY MOSFET, in a SOP-8. 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 S1 passive Source terminal of the first N-channel MOSFET; the datasheet gives device-wide limits only, with VDS 60 V and VGS ±20 V.
2 G1 input Gate of the first MOSFET; the gate-source voltage is rated ±20 V (VGS) and the threshold VGS(th) is 1.5 to 2.5 V.
3 S2 passive Source terminal of the second N-channel MOSFET; the datasheet gives device-wide limits only, with VDS 60 V and VGS ±20 V.
4 G2 input Gate of the second MOSFET; the gate-source voltage is rated ±20 V (VGS) and the threshold VGS(th) is 1.5 to 2.5 V.
5 D2 passive Drain of the second MOSFET; the drain-source breakdown voltage BVDSS is 60 V minimum.
6 D2 passive Drain of the second MOSFET (second drain pin); the drain-source breakdown voltage BVDSS is 60 V minimum.
7 D1 passive Drain of the first MOSFET (second drain pin); the drain-source breakdown voltage BVDSS is 60 V minimum.
8 D1 passive Drain of the first MOSFET; the drain-source breakdown voltage BVDSS is 60 V minimum.

Key specifications

Parameter Value
Manufacturer HXY MOSFET
Package SOP-8
Category Triode/MOS Tube/Transistor
Pins 8

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 60 V 1
Gate-Source Voltage VGS 20 V 1
Drain Current ID@TA=25℃ 5 A VGS @ 4.5V 1
Drain Current ID@TA=100℃ 3.5 A VGS @ 4.5V 1
Pulsed Drain Current IDM 20 A 1
Total Power Dissipation PD@TA=25℃ 1.5 W 1
Storage Temperature Range TSTG -55 150 ℃ 1
Operating Junction Temperature Range TJ -55 150 ℃ 1
Maximum Thermal Resistance, Junction-ambient Rthj-a 85 ℃/W 1
Drain-Source Breakdown Voltage BVDSS 60 V VGS=0V,ID=250μA 2
Zero Gate Voltage Drain Current IDSS 1 μA VGS=0V, VDS=60V 2
Gate-Source Leakage Current IGSS -100 100 nA VGS=±20V, VDS=0A 2
Gate-Source Threshold Voltage VGS(th) 1.5 1.57 2.5 V VGS=VDS, ID=250μA 2
Drain-Source On Resistance RDS(ON) 25 33 mΩ VGS=10V,ID=4A 2
Drain-Source On Resistance RDS(ON) 33 43 mΩ VGS=4.5V,ID=3A 2
Diode Forward Voltage VSD 1.2 V VGS=0V, ISD=1A 2
Continuous Drain Current IS 5 A VD=VG=0V 2
Pulsed Drain Current ISM 20 A 2

CAD (KiCad official)

  • Symbol: SQ4946AEY-T1_GE3-HXY
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOP-8 (KiCad packages3D, STEP)
  • 3D model files: sq4946aey-t1-ge3-hxy-etched.step / sq4946aey-t1-ge3-hxy-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sq4946aey-t1-ge3-hxy.step / sq4946aey-t1-ge3-hxy.glb are the bare package body.

Provenance

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

  • Datasheet: HXY MOSFET datasheet (6 pp, sha256 b57d548bf171d473, retrieved 2026-10-27, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-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