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Ray Publish 0.1.0 f8929a5 17d ago

FDD6680AS

UMW · MOSFETs · TO-252

FDD6680AS from UMW, in a TO-252. 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 terminal of the 30V N-channel MOSFET; the gate-source voltage is rated at ±20 V (VGSS).
2 D passive DRAIN terminal; the datasheet names the solder mounting surface of the drain pins as the thermal reference for RθJC (Note 1, page 4).
3 S passive SOURCE terminal of the MOSFET, the return path for the drain current.

Key specifications

Parameter Value
Manufacturer UMW
Package TO-252
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 30 V 1
Gate-Source Voltage VGSS -20 20 V 1
Drain Current - Continuous ID 55 A Note 3 1
Drain Current - Pulsed ID 100 A Note 1a 1
Power Dissipation for Single Operation PD 60 W Note 1 1
Power Dissipation for Single Operation PD 3.1 W Note 1a 1
Power Dissipation for Single Operation PD 1.3 W Note 1b 1
Operating and Storage Junction Temperature Range TJ, TSTG -55 150 °C 1
Drain-Source Breakdown Voltage BVDSS 30 V VGS=0V, ID=1mA 3
Gate-Body Leakage IGSS -100 100 nA VGS=±20V, VDS=0V 3
Gate Threshold Voltage VGS(th) 1 3 V VDS=VGS, ID=1mA 3
Static Drain-Source On-Resistance RDS(ON) 8.6 10.5 mΩ VGS=10V, ID=12.5A 3
Static Drain-Source On-Resistance RDS(ON) 10.3 13 mΩ VGS=4.5V, ID=10A 3
On-State Drain Current ID(ON) 50 A VGS=10V, VDS=5V 3
Maximum Continuous Drain-Source Diode Forward Current IS 4.4 A 4
Drain-Source Avalanche Energy WDSS 205 mJ Single Pulse, VDD=15V, ID=13.5A 3
Breakdown Voltage Temperature Coefficient ΔBVDSS/ΔTJ 29 mV/°C ID=1mA, Referenced to 25°C 3
Gate Threshold Voltage Temperature Coefficient ΔVGS(th)/ΔTJ -3 mV/°C ID=1mA, Referenced to 25°C 3
Forward Transconductance gFS 45 S VDS=15V, ID=12.5A 3
Thermal Resistance, Junction-to-Case RθJC 2.1 °C/W Note 1 2
Thermal Resistance, Junction-to-Ambient RθJA 40 °C/W Note 1a, 1 in² pad of 2oz copper 2
Thermal Resistance, Junction-to-Ambient RθJA 96 °C/W Note 1b, minimum pad 2

CAD (KiCad official)

  • Symbol: FDD6680AS
  • Footprint: Package_TO_SOT_SMD:TO-252-2
  • 3D model: TO-252 (KiCad packages3D, STEP)
  • 3D model files: fdd6680as-etched.step / fdd6680as-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); fdd6680as.step / fdd6680as.glb are the bare package body.

Provenance

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

  • Datasheet: UMW datasheet (10 pp, sha256 b1641386527b5110, retrieved 2026-10-18, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-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