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FDD8780

UMW · MOSFETs · TO-252

FDD8780 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 25V N-channel MOSFET; the absolute maximum gate-to-source voltage is ±20V (VGS).
2 D passive DRAIN terminal of the 25V N-channel MOSFET; the absolute maximum drain-to-source voltage is 25V (VDS).
3 S passive SOURCE terminal of the 25V N-channel MOSFET; it is the reference for the gate-to-source rating (VGS ±20V).

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 to Source Voltage VDS 25 V TC=25°C 1
Gate to Source Voltage VGS -20 20 V TC=25°C 1
Drain Current -Continuous (Package Limited) ID 35 A TC=25°C 1
Drain Current -Continuous (Die Limited) ID 60 A TC=25°C 1
Drain Current -Pulsed ID 224 A Pulse time<300μs, Duty cycle = 2% 1
Single Pulse Avalanche Energy EAS 73 mJ Starting TJ=25°C, L=0.3mH, IAS=22A, VDD=23V, VGS=10V 1
Power Dissipation PD 50 W TC=25°C 1
Storage Junction Temperature Range TJ, TSTG -55 175 °C 1
Thermal Resistance, Junction-to-Case TO-252,TO-251 RθJC 3 °C/W TO-252, TO-251 2
Thermal Resistance, Junction-to-Ambient TO-252,TO-251 RθJA 100 °C/W TO-252, TO-251 2
Thermal Resistance, Junction-to-Ambient TO-252, 1in² copper pad area RθJA 52 °C/W TO-252, 1 in² copper pad area 2
Drain-Source Breakdown Voltage BVDSS 25 V ID=250µA, VGS=0V 3
Gate to Source Leakage Current IGSS -100 100 nA VGS=±20V 3
Gate to Source Threshold Voltage VGS(th) 1.2 1.8 2.5 V VDS=VGS, ID=250µA 3
Drain to Source On Resistance RDS(ON) 6.5 8.5 mΩ VGS=10V, ID=35A 3
Drain to Source On Resistance RDS(ON) 9.1 12 mΩ VGS=4.5V, ID=35A 3
Zero Gate Voltage Drain Current IDSS 1 µA VDS=20V, VGS=0V 3
Zero Gate Voltage Drain Current (TJ=150°C) IDSS 250 µA VDS=20V, VGS=0V, TJ=150°C 3
Input Capacitance Ciss 1080 1440 pF VDS=13V, VGS=0V, f=1MHz 3
Output Capacitance Coss 265 355 pF VDS=13V, VGS=0V, f=1MHz 3
Reverse Transfer Capacitance Crss 180 270 pF VDS=13V, VGS=0V, f=1MHz 3
Turn-On Delay Time tD(on) 7 14 ns VDD=13V, ID=35A, VGS=10V, RGEN=17Ω 3
Rise Time tr 9 18 ns VDD=13V, ID=35A, VGS=10V, RGEN=17Ω 3
Turn-Off Delay Time tD(off) 43 69 ns VDD=13V, ID=35A, VGS=10V, RGEN=17Ω 3
Fall Time tf 24 38 ns VDD=13V, ID=35A, VGS=10V, RGEN=17Ω 3
Total Gate Charge (VGS=0V to 10V) Qg 21 29 nC VGS=0V to 10V, VDD=13V, ID=35A 3
Total Gate Charge (VGS=0V to 5V) Qg 11.2 16 nC VGS=0V to 5V, VDD=13V, ID=35A 3
Gate to Source Gate Charge Qgs 3.5 nC VDD=13V, ID=35A, Ig=1mA 3
Gate to Drain Miller Charge Qgd 4.7 nC VDD=13V, ID=35A, Ig=1mA 3
Breakdown Voltage Temperature Coefficient ΔBVDSS/ΔTJ 12 mV/°C ID=250µA, referenced to 25°C 3
Gate to Source Threshold Voltage Temperature Coefficient ΔVGS(th)/ΔTJ -6.3 mV/°C ID=250µA, referenced to 25°C 3
Source to Drain Diode Forward Voltage (IS=35A) VSD 0.92 1.25 V VGS=0V, IS=35A 3
Source to Drain Diode Forward Voltage (IS=15A) VSD 0.84 1 V VGS=0V, IS=15A 3
Reverse Recovery Time trr 28 42 ns IF=35A, di/dt=100A/μs 4
Reverse Recovery Charge Qrr 20 30 nC IF=35A, di/dt=100A/μs 4
Gate Resistance Rg 0.9 Ω f=1MHz 3

CAD (KiCad official)

  • Symbol: FDD8780
  • Footprint: Package_TO_SOT_SMD:TO-252-2
  • 3D model: TO-252 (KiCad packages3D, STEP)
  • 3D model files: fdd8780-etched.step / fdd8780-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); fdd8780.step / fdd8780.glb are the bare package body.

Provenance

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

  • Datasheet: UMW datasheet (10 pp, sha256 b3f30c2e3a516777, 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