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ASDM3400ZA-R

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Ascend MOSFETs, SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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ASDM3400ZA-R

Ascend · MOSFETs · SOT-23

ASDM3400ZA-R from Ascend, 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; controls the channel, with VGS rated at ±12 V maximum and threshold VGS(th) of 0.65 V min, 0.9 V typ, 1.5 V max at ID=250μA.
2 S passive Source; connects to the load or ground side of the N-channel MOSFET, with body diode forward voltage VSD of 1.2 V max at IS=5.6A.
3 D passive Drain; rated for VDS of 30 V, continuous ID of 5.6 A at TA=25℃ and pulsed IDM of 23 A.

Key specifications

Parameter Value
Manufacturer Ascend
Package SOT-23
Category Transistors
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 voltage VDS 30 V TA=25℃ 1
Gate-source voltage VGS -12 12 V TA=25℃ 1
Drain current ID 5.6 A TA=25℃ 1
Drain current ID 4.5 A TA=70℃ 1
Pulsed drain current IDM 23 A TA=25℃ 1
Total power dissipation PD 1.2 W TA=25℃ 1
Total power dissipation PD 0.8 W TA=70℃ 1
Thermal resistance junction-to-ambient RθJA 104 ℃/W 1 in2 pad of 2oz copper 1
Junction and storage temperature range TJ, TSTG -55 150 ℃ 1
Drain-source breakdown voltage BVDSS 30 V VGS=0V, ID=250μA 2
Zero gate voltage drain current IDSS 1 μA VDS=30V, VGS=0V 2
Gate-body leakage current IGSS1 -100 100 nA VGS=±12V, VDS=0V 2
Gate threshold voltage VGS(th) 0.65 0.9 1.5 V VDS=VGS, ID=250μA 2
Static drain-source on-resistance RDS(ON) 20 25 mΩ VGS=10V, ID=5.6A 2
Static drain-source on-resistance RDS(ON) 23 31 mΩ VGS=4.5V, ID=5A 2
Static drain-source on-resistance RDS(ON) 27 45 mΩ VGS=2.5V, ID=3A 2
Diode forward voltage VSD 1.2 V IS=5.6A, VGS=0V 2
Input capacitance Ciss 630 pF VDS=15V, VGS=0V, f=1MHZ 2
Output capacitance Coss 55 pF VDS=15V, VGS=0V, f=1MHZ 2
Reverse transfer capacitance Crss 71 pF VDS=15V, VGS=0V, f=1MHZ 2
Total gate charge Qg 17.25 nC VGS=10V, VDS=15V, ID=5.6A 2
Gate-source charge Qgs 2.1 nC VGS=10V, VDS=15V, ID=5.6A 2
Gate-drain charge Qgd 2 nC VGS=10V, VDS=15V, ID=5.6A 2
Reverse recovery charge Qrr 1.1 nC IF=5.6A, di/dt=100A/us 2
Reverse recovery time trr 13.1 ns IF=5.6A, di/dt=100A/us 2
Turn-on delay time tD(on) 4.4 ns VGS=10V, VDS=15V, ID=5.6A, RGEN=3Ω 2
Turn-on rise time tr 28.2 ns VGS=10V, VDS=15V, ID=5.6A, RGEN=3Ω 2
Turn-off delay time tD(off) 16.2 ns VGS=10V, VDS=15V, ID=5.6A, RGEN=3Ω 2
Turn-off fall time tf 26 ns VGS=10V, VDS=15V, ID=5.6A, RGEN=3Ω 2

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 mounting surface of the drain pins. RθJC is guaranteed by design, while RθJA is determined by the board design. The maximum rating presented here is based on mounting on a 1 in 2 pad of 2oz copper. 2

CAD (KiCad official)

  • Symbol: ASDM3400ZA-R
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23 (KiCad packages3D, STEP)
  • 3D model files: asdm3400za-r-etched.step / asdm3400za-r-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); asdm3400za-r.step / asdm3400za-r.glb are the bare package body.

Provenance

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

  • Datasheet: Ascend datasheet (8 pp, sha256 dc2d9e49d834e8e3, retrieved 2026-10-27, 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