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Contents

README

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FDS4675

onsemi · MOSFETs · SO-8

FDS4675 from onsemi, in a SO-8. 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 S passive Source of the P-channel MOSFET, tied with pins 2 and 3; VDSS is -40 V and continuous drain current is -11 A.
2 S passive Source of the P-channel MOSFET, tied with pins 1 and 3; VDSS is -40 V and continuous drain current is -11 A.
3 S passive Source of the P-channel MOSFET, tied with pins 1 and 2; VDSS is -40 V and continuous drain current is -11 A.
4 G input Gate of the P-channel MOSFET; gate-source voltage is rated ±20 V with threshold of -1 to -3 V.
5 D passive Drain of the P-channel MOSFET, tied with pins 6, 7 and 8; pulsed drain current is -50 A.
6 D passive Drain of the P-channel MOSFET, tied with pins 5, 7 and 8; pulsed drain current is -50 A.
7 D passive Drain of the P-channel MOSFET, tied with pins 5, 6 and 8; pulsed drain current is -50 A.
8 D passive Drain of the P-channel MOSFET, tied with pins 5, 6 and 7; pulsed drain current is -50 A.

Key specifications

Parameter Value
Manufacturer onsemi
Package SO-8
Category Transistors/Thyristors
Pins 8

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 -40 V VGS = 0 V, ID = -250 μA 3
Zero Gate Voltage Drain Current IDSS -1 μA VDS = -32 V, VGS = 0 V 3
Gate-Body Leakage, Forward IGSSF 100 nA VGS = 20 V, VDS = 0 V 3
Gate-Body Leakage, Reverse IGSSR -100 nA VGS = -20 V VDS = 0 V 3
Gate Threshold Voltage VGS(th) -3 -1.4 -1 V VDS = VGS, ID = -250 μA 3
Static Drain-Source On-Resistance RDS(on) 10 13 mΩ VGS = -10 V, ID = -11 A 3
Static Drain-Source On-Resistance RDS(on) 13 17 mΩ VGS = -4.5 V, ID = -9.5 A 3
Static Drain-Source On-Resistance RDS(on) 15 21 mΩ VGS=-10 V, ID =-11 A, TJ=125°C 3
On-State Drain Current ID(on) -25 A VGS = -10 V, VDS = -5 V 3
Turn-On Delay Time td(on) 20 36 ns VDD = -20 V, ID = -1 A, VGS = -4.5 V, RGEN = 6 Ω 3
Turn-On Rise Time tr 29 46 ns VDD = -20 V, ID = -1 A, VGS = -4.5 V, RGEN = 6 Ω 3
Turn-Off Delay Time td(off) 95 152 ns VDD = -20 V, ID = -1 A, VGS = -4.5 V, RGEN = 6 Ω 3
Turn-Off Fall Time tf 60 96 ns VDD = -20 V, ID = -1 A, VGS = -4.5 V, RGEN = 6 Ω 3
Total Gate Charge Qg 40 56 nC VDS = -20 V, ID = -11 A, VGS = -4.5 V 3
Maximum Continuous Drain-Source Diode Forward Current IS -2.1 A 3
Drain-Source Diode Forward Voltage VSD -0.7 -1.2 V VGS = 0 V, IS = -2.1 A (Note 2) 3
Drain-Source Voltage VDSS -40 V TA=25°C 2
Gate-Source Voltage VGSS -20 20 V TA=25°C 2
Drain Current - Continuous ID -11 A Note 1a 2
Drain Current - Pulsed ID -50 A 2
Power Dissipation for Single Operation PD 2.4 W Note 1a (steady state) 2
Power Dissipation for Single Operation PD 1.4 W Note 1b 2
Power Dissipation for Single Operation PD 1.2 W Note 1c 2
Operating and Storage Junction Temperature Range TJ, TSTG -55 175 °C 2
Thermal Resistance, Junction-to-Ambient RθJA 62.5 °C/W Note 1a (steady state); 50 (10 sec) 2
Thermal Resistance, Junction-to-Ambient RθJA 125 °C/W Note 1c 2
Thermal Resistance, Junction-to-Case RθJC 25 °C/W Note 1 2
Breakdown Voltage Temperature Coefficient ΔBVDSS/ΔTJ -34 mV/°C ID = -250 μA, Referenced to 25°C 3
Gate Threshold Voltage Temperature Coefficient ΔVGS(th)/ΔTJ 4.6 mV/°C ID = -250 μA, Referenced to 25°C 3
Forward Transconductance gFS 44 S VDS = -5 V, ID = -11 A 3
Input Capacitance Ciss 4350 pF VDS = -20 V, VGS = 0 V, f = 1.0 MHz 3
Output Capacitance Coss 622 pF VDS = -20 V, VGS = 0 V, f = 1.0 MHz 3
Reverse Transfer Capacitance Crss 290 pF VDS = -20 V, VGS = 0 V, f = 1.0 MHz 3
Gate-Source Charge Qgs 11 nC VDS = -20 V, ID = -11 A, VGS = -4.5 V 3
Gate-Drain Charge Qgd 13 nC VDS = -20 V, ID = -11 A, VGS = -4.5 V 3

CAD (KiCad official)

  • Symbol: FDS4675
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SO-8 (KiCad packages3D, STEP)
  • 3D model files: fds4675-etched.step / fds4675-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); fds4675.step / fds4675.glb are the bare package body.

Provenance

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

  • Datasheet: onsemi datasheet (7 pp, sha256 3dadba7dba3c5078, retrieved 2026-10-27, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-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