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DMN2055UW-7

Public Made by Adom

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Diodes Incorporated MOSFETs, SOT-323. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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3D Model

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Symbol & Footprint

Schematic Symbol

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Datasheet

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Contents

README

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DMN2055UW-7

Diodes Incorporated · MOSFETs · SOT-323

DMN2055UW-7 from Diodes Incorporated, in a SOT-323. 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; gate-source voltage limited to ±8 V (VGSS), threshold VGS(TH) 0.4 V to 1.0 V at ID = 250 µA.
2 S passive Source; max body diode forward current IS is 0.8 A.
3 D passive Drain; drain-source voltage rated 20 V (VDSS) with 3.1 A continuous drain current at TA = +25°C, VGS = 4.5 V.

Key specifications

Parameter Value
Manufacturer Diodes Incorporated
Package SOT-323
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 20 V VGS = 0V, ID = 250μA 2
Zero Gate Voltage Drain Current IDSS 1 µA VDS = 20V, VGS = 0V 2
Gate-Source Leakage IGSS -100 100 nA VGS = ±8V, VDS = 0V 2
Gate Threshold Voltage VGS(TH) 0.4 1 V VDS = VGS, ID = 250μA 2
Static Drain-Source On-Resistance (4.5V) RDS(ON) 35 46 mΩ VGS = 4.5V, ID = 3.6A 2
Static Drain-Source On-Resistance (2.5V) RDS(ON) 39 53 mΩ VGS = 2.5V, ID = 3.1A 2
Diode Forward Voltage VSD 0.7 1 V VGS = 0V, IS = 1A 2
Drain-Source Voltage VDSS 20 V TA = +25°C 2
Gate-Source Voltage VGSS -8 8 V TA = +25°C 2
Continuous Drain Current ID 3.1 A VGS = 4.5V, Steady State, TA = +25°C (Note 6) 2
Continuous Drain Current ID 2.4 A VGS = 4.5V, Steady State, TA = +70°C (Note 6) 2
Pulsed Drain Current IDM 22 A 10μs Pulse, Duty Cycle = 1% 2
Maximum Body Diode Forward Current IS 0.8 A Note 5 2
Total Power Dissipation (Note 5) PD 0.52 W TA = +25°C, Note 5 2
Total Power Dissipation (Note 6) PD 0.65 W TA = +25°C, Note 6 2
Thermal Resistance, Junction to Ambient (Note 5) RθJA 241 °C/W Steady State, Note 5 2
Thermal Resistance, Junction to Ambient (Note 6) RθJA 191 °C/W Steady State, Note 6 2
Operating and Storage Temperature Range TJ, TSTG -55 150 °C 2
Input Capacitance Ciss 400 pF VDS = 10V, VGS = 0V, f = 1.0MHz 2
Output Capacitance Coss 55 pF VDS = 10V, VGS = 0V, f = 1.0MHz 2
Reverse Transfer Capacitance Crss 37 pF VDS = 10V, VGS = 0V, f = 1.0MHz 2
Gate Resistance Rg 3.7 Ω VDS = 0V, VGS = 0V, f = 1MHz 2
Total Gate Charge Qg 4.3 nC VGS = 4.5V, VDS = 10V, ID = 6A 2
Gate-Source Charge Qgs 0.3 nC VGS = 4.5V, VDS = 10V, ID = 6A 2
Gate-Drain Charge Qgd 4.8 nC VGS = 4.5V, VDS = 10V, ID = 6A 2
Turn-On Delay Time tD(ON) 2.8 ns VDD = 10V, VGS = 5V, RL = 1.7Ω, Rg = 6Ω 2
Turn-On Rise Time tR 2.7 ns VDD = 10V, VGS = 5V, RL = 1.7Ω, Rg = 6Ω 2
Turn-Off Delay Time tD(OFF) 15.4 ns VDD = 10V, VGS = 5V, RL = 1.7Ω, Rg = 6Ω 2
Turn-Off Fall Time tF 4.4 ns VDD = 10V, VGS = 5V, RL = 1.7Ω, Rg = 6Ω 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  Terminal Connections Indicator: See Diagram  Terminals: Finish  Matte Tin Annealed over Copper Leadframe. 1

CAD (KiCad official)

  • Symbol: DMN2055UW-7
  • Footprint: Package_TO_SOT_SMD:SOT-323_SC-70
  • 3D model: SOT-323 (KiCad packages3D, STEP)
  • 3D model files: dmn2055uw-7-etched.step / dmn2055uw-7-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); dmn2055uw-7.step / dmn2055uw-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 8e15c415dbbafe8f, retrieved 2026-10-22, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-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