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DMP3097LQ-7

Diodes Incorporated · MOSFETs · SOT-23-3

DMP3097LQ-7 from Diodes Incorporated, in a SOT-23-3. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model). Symbol and footprint from KiCad-official CAD; the 3D model is generated from the datasheet's package dimensions.

Pinout

Pin Name Type Function
1 G input Gate; controls the channel, with VGS(TH) of -1.0V to -2.1V and an absolute maximum gate-source voltage of ±20V.
2 S passive Source terminal of the P-channel MOSFET, with a continuous drain current rating of -3.9A at TA=+25°C and VGS=-10V.
3 D passive Drain terminal, rated for a drain-source voltage of -30V and a pulsed drain current of -20A.

Key specifications

Parameter Value
Manufacturer Diodes Incorporated
Package SOT-23-3
Category Triode/MOS Tube/Transistor
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 VDSS -30 V 2
Gate-Source Voltage VGSS -20 20 V 2
Drain Current (steady state) ID -3.9 A VGS = -10V, steady state, TA = +25°C 2
Drain Current (steady state) ID -3.1 A VGS = -10V, steady state, TA = +70°C 2
Pulsed Drain Current IDM -20 A 10µs pulse, duty cycle = 1% 2
Total Power Dissipation PD 1 W Note 5: FR-4 PCB, 2oz copper, minimum recommended pad layout, TA = +25°C 2
Total Power Dissipation PD 1.52 W Note 6: FR-4 PCB, 2oz copper, 1 inch square copper plate, TA = +25°C 2
Thermal Resistance, Junction to Ambient RθJA 123 °C/W Note 5: FR-4 PCB, minimum recommended pad layout, TA = +25°C 2
Thermal Resistance, Junction to Ambient RθJA 82 °C/W Note 6: FR-4 PCB, 1 inch square copper plate, TA = +25°C 2
Operating and Storage Temperature Range TJ, TSTG -55 150 °C 2
Drain-Source Breakdown Voltage BVDSS -30 V VGS = 0V, ID = -250µA 2
Zero Gate Voltage Drain Current IDSS -800 nA VDS = -30V, VGS = 0V 2
Gate-Source Leakage IGSS -100 100 nA VGS = ±20V, VDS = 0V 2
Gate Threshold Voltage VGS(TH) -1 -2.1 V VDS = VGS, ID = -250µA 2
Static Drain-Source On-Resistance RDS(ON) 53 65 mΩ VGS = -10V, ID = -3.8A 2
Static Drain-Source On-Resistance RDS(ON) 74 99 mΩ VGS = -4.5V, ID = -3.0A 2
Diode Forward Voltage VSD -0.85 -1.26 V VGS = 0V, IS = -2.7A 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 tin • Terminals: FinishMatte Tin Annealed over Copper Lead-Frame. 1

CAD (land: KiCad; 3D: generated from the datasheet)

  • Symbol: DMP3097LQ-7
  • Footprint: Package_TO_SOT_SMD:SOT-23-3
  • 3D model: SOT-23-3, generated on the KiCad land (body 1.3 x 2.9 mm, terminals on the pads, 1.025 mm tall, datasheet A, nominal). KiCad's stock model for this land is taller than the datasheet allows, so the model is generated from the datasheet drawing; the dimensions come from the datasheet drawing where it was read and are defaults otherwise (see provenance.model_3d_generated), not the manufacturer's CAD (STEP)
  • 3D model files: dmp3097lq-7-etched.step / dmp3097lq-7-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); dmp3097lq-7.step / dmp3097lq-7.glb are the bare package body.

Provenance

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

  • Datasheet: Diodes Incorporated datasheet (7 pp, sha256 ed3c44c758999ada, retrieved 2026-11-13, tier: manufacturer)
  • 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: land: KiCad official libraries (CC-BY-SA 4.0); 3D: generated from the datasheet's package dimensions (provenance.model_3d_generated).

Datasheet PDF