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SDMG0340LC-7-F

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

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SDMG0340LC-7-F

Diodes Incorporated · Schottky Diodes · SOT-323-3

SDMG0340LC-7-F from Diodes Incorporated, in a SOT-323-3. 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 A1 passive Anode of the first Schottky diode (bottom left in top view), 40V VRRM and 30mA continuous forward current.
2 A2 passive Anode of the second Schottky diode (bottom right in top view), 40V VRRM and 30mA continuous forward current.
3 K passive Common cathode of both Schottky diodes (top pin in top view) for the SDMG0340LC dual common-cathode configuration.

Key specifications

Parameter Value
Manufacturer Diodes Incorporated
Package SOT-323-3
Category Diodes
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
Reverse Breakdown Voltage V(BR)R 40 V IR = 10μA 1
Forward Voltage VF 295 370 mV IF = 1.0mA 1
Leakage Current IR 150 1000 nA VR = 10V 1
Peak Repetitive Reverse Voltage VRRM 40 V 1
Working Peak Reverse Voltage VRWM 40 V 1
DC Blocking Voltage VR 40 V 1
RMS Reverse Voltage VR(RMS) 28 V 1
Forward Continuous Current IFM 30 mA Note 1: device mounted on FR-4 PCB, 1 inch x 0.85 inch x 0.062 inch 1
Non-Repetitive Peak Forward Surge Current IFSM 200 mA t = 8.3ms 1
Power Dissipation PD 200 mW Note 1: device mounted on FR-4 PCB, 1 inch x 0.85 inch x 0.062 inch 1
Thermal Resistance Junction to Ambient Air RθJA 625 °C/W Note 1: device mounted on FR-4 PCB, 1 inch x 0.85 inch x 0.062 inch 1
Operating and Storage Temperature Range TJ, TSTG -40 125 °C 1

CAD (KiCad official)

  • Symbol: SDMG0340LC-7-F
  • Footprint: Package_TO_SOT_SMD:SOT-323_SC-70
  • 3D model: SOT-323-3 (KiCad packages3D, STEP)
  • 3D model files: sdmg0340lc-7-f-etched.step / sdmg0340lc-7-f-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sdmg0340lc-7-f.step / sdmg0340lc-7-f.glb are the bare package body.

Provenance

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

  • Datasheet: Diodes Incorporated datasheet (4 pp, sha256 415c746ebeb52f09, retrieved 2026-10-14, 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