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DMP2045U-7

Public Made by Adom

by adom

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

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docs dmp2045u-7: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
viewers dmp2045u-7: viewers · Ray
dmp2045u-7-etched.fit.json dmp2045u-7: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
dmp2045u-7-etched.glb dmp2045u-7: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
dmp2045u-7-etched.step dmp2045u-7: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
dmp2045u-7.glb Publish 0.1.0 · Ray
dmp2045u-7.kicad_mod Publish 0.1.0 · Ray
dmp2045u-7.kicad_sym Publish 0.1.0 · Ray
dmp2045u-7.lbr Publish 0.1.0 · Ray
dmp2045u-7.step Publish 0.1.0 · Ray
package.json dmp2045u-7: component.models_3d pose record per STEP (Z-up, seated z=0, pad-centre origin, identity binding) · Ray
page.json dmp2045u-7: specified limits as data (metadata.characteristics, 19 rows from the datasheet) · Ray
README.md dmp2045u-7: specified limits as data (metadata.characteristics, 19 rows from the datasheet) · Ray

DMP2045U-7

Diodes Incorporated · MOSFETs · SOT-23

DMP2045U-7 from Diodes Incorporated, in a SOT-23. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 Gate input Control gate terminal with maximum gate-source voltage rating of ±8V, maximum gate-source leakage current of ±10µA, input capacitance of 634pF typical, and integrated ESD protection.
2 Source passive Source terminal providing the return path for drain current, with integrated body diode forward voltage of -0.7V to -1.2V at source current of -1.0A.
3 Drain passive Drain terminal with maximum voltage rating of -20V, continuous current capability of -4.3A at VGS = -4.5V and TA = +25°C, and static on-resistance of 45mΩ at VGS = -4.5V.

Key specifications

Parameter Value
Manufacturer Diodes Incorporated
Package SOT-23
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 (TJ = +25°C) IDSS -1 µA VDS = -20V, VGS = 0V 2
Gate-Source Leakage IGSS -10 10 µA VGS = ±8.0V, VDS = 0V 2
Gate Threshold Voltage VGS(TH) -0.3 -1 V VDS = VGS, ID = -250μA 2
Static Drain-Source On-Resistance RDS(ON) 32 45 mΩ VGS = -4.5V, ID = -4.0A 2
Static Drain-Source On-Resistance RDS(ON) 42 58 mΩ VGS = -2.5V, ID = -3.5A 2
Static Drain-Source On-Resistance RDS(ON) 54 90 mΩ VGS = -1.8V, ID = -1.0A 2
Diode Forward Voltage VSD -0.7 -1.2 V VGS = 0V, IS = -1.0A 2
Drain-Source Voltage VDSS -20 V 2
Gate-Source Voltage VGSS -8 8 V 2
Continuous Drain Current (steady state) ID -4.3 A VGS = -4.5V, TA = +25°C, Note 6 2
Continuous Drain Current (steady state) ID -3.5 A VGS = -4.5V, TA = +70°C, Note 6 2
Maximum Continuous Body Diode Forward Current IS -1.2 A Note 6 2
Pulsed Drain Current IDM -25 A 10μs Pulse, Duty Cycle = 1% 2
Operating and Storage Temperature Range TJ, TSTG -55 150 °C 2
Total Power Dissipation PD 0.8 W Note 5: FR-4 PCB, 2oz copper, minimum recommended pad layout, steady state 2
Total Power Dissipation PD 1.2 W Note 6: FR-4 PCB, 2oz copper, 1 inch square copper plate 2
Thermal Resistance, Junction to Ambient RθJA 154 °C/W Steady state, Note 5: FR-4 PCB, 2oz copper, minimum recommended pad layout 2
Thermal Resistance, Junction to Ambient RθJA 98 °C/W Steady state, Note 6: FR-4 PCB, 2oz copper, 1 inch square copper plate 2

CAD (KiCad official)

  • Symbol: DMP2045U-7
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23 (KiCad packages3D, STEP)
  • 3D model files: dmp2045u-7-etched.step / dmp2045u-7-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); dmp2045u-7.step / dmp2045u-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 4e685368ee04f706, retrieved 2026-09-23, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.2, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-4-6 (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