component

DMN6140LQ-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 dmn6140lq-7: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
viewers dmn6140lq-7: viewers · Ray
dmn6140lq-7-etched.fit.json dmn6140lq-7: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
dmn6140lq-7-etched.glb dmn6140lq-7: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
dmn6140lq-7-etched.step dmn6140lq-7: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
dmn6140lq-7.glb Publish 0.1.0 · Ray
dmn6140lq-7.kicad_mod Publish 0.1.0 · Ray
dmn6140lq-7.kicad_sym Publish 0.1.0 · Ray
dmn6140lq-7.lbr Publish 0.1.0 · Ray
dmn6140lq-7.step Publish 0.1.0 · Ray
package.json dmn6140lq-7: component.models_3d pose record per STEP (Z-up, seated z=0, pad-centre origin, identity binding) · Ray
page.json dmn6140lq-7: specified limits as data (metadata.characteristics, 30 rows from the datasheet) · Ray
README.md dmn6140lq-7: specified limits as data (metadata.characteristics, 30 rows from the datasheet) · Ray

DMN6140LQ-7

Diodes Incorporated · MOSFETs · SOT-23

DMN6140LQ-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 Gate input for switching control rated for ±20V gate-source voltage (VGSS) with threshold voltage of 1V to 3V (VGS(TH)) at 250µA drain current.
2 Source passive Source terminal providing gate voltage reference and drain current return path; body diode forward voltage of 0.75V to 1.0V at source current of 0.45A.
3 Drain passive Drain terminal rated for 60V maximum drain-source voltage (BVDSS) and 2.3A maximum continuous drain current at 25°C with on-resistance of 140mΩ at VGS=10V.

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 Voltage VDSS 60 V 2
Gate-Source Voltage VGSS 20 V 2
Operating and Storage Temperature Range TJ, TSTG -55 150 °C 2
Drain-Source Breakdown Voltage BVDSS 60 V VGS = 0V, ID = 250µA 2
Zero Gate Voltage Drain Current IDSS 1 µA VDS = 60V, VGS = 0V 2
Gate-Source Leakage IGSS -100 100 nA VGS = 20V, VDS = 0V 2
Gate Threshold Voltage VGS(TH) 1 3 V VDS = VGS, ID = 250µA 2
Static Drain-Source On-Resistance RDS(ON) 92 140 mΩ VGS = 10V, ID = 1.8A 2
Static Drain-Source On-Resistance RDS(ON) 115 170 mΩ VGS = 4.5V, ID = 1.3A 2
Diode Forward Voltage VSD 0.75 1 V VGS = 0V, IS = 0.45A 2
Continuous Drain Current (Note 5), steady state ID 1.6 A VGS = 10V, TA = +25°C, steady state, Note 5 2
Continuous Drain Current (Note 5), steady state ID 1.2 A VGS = 10V, TA = +70°C, steady state, Note 5 2
Continuous Drain Current (Note 5), t < 10s ID 2 A VGS = 10V, t < 10s, TA = +25°C, Note 5 2
Continuous Drain Current (Note 5), t < 10s ID 1.6 A VGS = 10V, t < 10s, TA = +70°C, Note 5 2
Continuous Drain Current (Note 6), steady state ID 2.3 A VGS = 10V, TA = +25°C, steady state, Note 6 2
Continuous Drain Current (Note 6), steady state ID 1.8 A VGS = 10V, TA = +70°C, steady state, Note 6 2
Continuous Drain Current (Note 6), t < 10s ID 2.9 A VGS = 10V, t < 10s, TA = +25°C, Note 6 2
Continuous Drain Current (Note 6), t < 10s ID 2.3 A VGS = 10V, t < 10s, TA = +70°C, Note 6 2
Maximum Continuous Body Diode Forward Current (Note 6) IS 1.5 A Note 6 2
Pulsed Drain Current IDM 10 A 10µs pulse, duty cycle = 1% 2
Total Power Dissipation (Note 5) PD 0.7 W TA = +25°C, Note 5 2
Total Power Dissipation (Note 5) PD 0.4 W TA = +70°C, Note 5 2
Total Power Dissipation (Note 6) PD 1.3 W TA = +25°C, Note 6 2
Total Power Dissipation (Note 6) PD 0.8 W TA = +70°C, Note 6 2
Thermal Resistance, Junction to Ambient (Note 5) RθJA 183 °C/W Steady state, Note 5 2
Thermal Resistance, Junction to Ambient (Note 5) RθJA 115 °C/W t < 10s, Note 5 2
Thermal Resistance, Junction to Ambient (Note 6) RθJA 94 °C/W Steady state, Note 6 2
Thermal Resistance, Junction to Ambient (Note 6) RθJA 61 °C/W t < 10s, Note 6 2
Thermal Resistance, Junction to Case RθJC 39 °C/W 2
Transient Thermal Resistance reference (R_JA) RθJA 169 °C/W Figure 13 chart legend, single pulse basis 5

CAD (KiCad official)

  • Symbol: DMN6140LQ-7
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23 (KiCad packages3D, STEP)
  • 3D model files: dmn6140lq-7-etched.step / dmn6140lq-7-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); dmn6140lq-7.step / dmn6140lq-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 dde94f961543229d, 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