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Contents

README

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AO4406-MS

MSKSEMI · MOSFETs · SOP-8

AO4406-MS from MSKSEMI, 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 S passive Source of the N-channel MOSFET, tied internally with the other source pins; body diode anode side.
2 S passive Source of the N-channel MOSFET, tied internally with the other source pins; body diode anode side.
3 S passive Source of the N-channel MOSFET, tied internally with the other source pins; body diode anode side.
4 G input Gate of the N-channel MOSFET, rated for VGS ±20V with threshold 1.5 to 2.5V at ID=250uA.
5 D passive Drain of the N-channel MOSFET, rated for VDS 30V and ID 12A continuous at TA=25C.
6 D passive Drain of the N-channel MOSFET, rated for VDS 30V and ID 12A continuous at TA=25C.
7 D passive Drain of the N-channel MOSFET, rated for VDS 30V and ID 12A continuous at TA=25C.
8 D passive Drain of the N-channel MOSFET, rated for VDS 30V and ID 12A continuous at TA=25C.

Key specifications

Parameter Value
Manufacturer MSKSEMI
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 30 V 2
Gate-Source Voltage VGS -20 20 V 2
Continuous Drain Current ID 12 A TA=25℃ 2
Continuous Drain Current ID 10 A TA=70℃ 2
Pulsed Drain Current IDM 100 A 2
Avalanche Current IAS 22 A 2
Avalanche Energy EAS 24 mJ L=0.1mH 2
Power Dissipation PD 3.1 W TA=25℃ 2
Power Dissipation PD 2 W TA=70℃ 2
Thermal Resistance Junction-to-Ambient RthJA 40 ℃/W t ≤ 10s 2
Thermal Resistance Junction-to-Ambient RthJA 75 ℃/W Steady-State 2
Thermal Resistance Junction-to-Lead RthJL 24 ℃/W 2
Junction Temperature TJ 150 ℃ 2
Storage Temperature Range Tstg -55 150 ℃ 2
Drain-Source Breakdown Voltage VDSS 30 V ID=250 uA, VGS=0V 3
Zero Gate Voltage Drain Current IDSS 1 uA VDS=30V, VGS=0V 3
Zero Gate Voltage Drain Current IDSS 5 uA VDS=30V, VGS=0V, TJ=55℃ 3
Gate-Body Leakage Current IGSS -100 100 nA VDS=0V, VGS=±20V 3
Gate Threshold Voltage VGS(th) 1.5 2.5 V VDS=VGS, ID=250uA 3
Static Drain-Source On-Resistance RDS(On) 12 mΩ VGS=10V, ID=12A 3
Static Drain-Source On-Resistance RDS(On) 17 mΩ VGS=10V, ID=12A, TJ=125℃ 3
Static Drain-Source On-Resistance RDS(On) 15.5 mΩ VGS=4.5V, ID=10A 3
On State Drain Current ID(ON) 100 A VGS=10V, VDS=5V 3
Forward Transconductance gFS 45 S VDS=5V, ID=12A 3
Input Capacitance Ciss 610 910 pF VGS=0V, VDS=15V, f=1MHz 3
Output Capacitance Coss 88 160 pF VGS=0V, VDS=15V, f=1MHz 3
Reverse Transfer Capacitance Crss 40 100 pF VGS=0V, VDS=15V, f=1MHz 3
Gate Resistance Rg 0.8 2.4 Ω VGS=0V, VDS=0V, f=1MHz 3
Total Gate Charge (10V) Qg 11 17 nC VGS=10V, VDS=15V, ID=12A 3
Total Gate Charge (4.5V) Qg 5 8 nC VGS=10V, VDS=15V, ID=12A (shared block condition as printed) 3
Gate Source Charge Qgs 1.9 2.9 nC VGS=10V, VDS=15V, ID=12A (shared block condition as printed) 3
Gate Drain Charge Qgd 1.8 4.2 nC VGS=10V, VDS=15V, ID=12A (shared block condition as printed) 3
Turn-On Delay Time td(on) 4.4 ns VGS=10V, VDS=15V, RL=1.25Ω, RGEN=3Ω 3
Turn-On Rise Time tr 9 ns VGS=10V, VDS=15V, RL=1.25Ω, RGEN=3Ω 3
Turn-Off Delay Time td(off) 17 ns VGS=10V, VDS=15V, RL=1.25Ω, RGEN=3Ω 3
Turn-Off Fall Time tf 6 ns VGS=10V, VDS=15V, RL=1.25Ω, RGEN=3Ω 3
Body Diode Reverse Recovery Time trr 5.6 8 ns IF=12A, dI/dt=500A/us 3
Body Diode Reverse Recovery Charge Qrr 6.4 9.6 nC 3
Maximum Body-Diode Continuous Current IS 4 A 3
Diode Forward Voltage VSD 1 V IS=1A, VGS=0V 3

CAD (KiCad official)

  • Symbol: AO4406-MS
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOP-8 (KiCad packages3D, STEP)
  • 3D model files: ao4406-ms-etched.step / ao4406-ms-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ao4406-ms.step / ao4406-ms.glb are the bare package body.

Provenance

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

  • Datasheet: MSKSEMI datasheet (7 pp, sha256 0271045eb6b2ffa4, retrieved 2026-11-04, 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