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Contents

README

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SSM3J327R

TOSHIBA · MOSFETs · SOT-23F

SSM3J327R from TOSHIBA, in a SOT-23F. 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 Gate input MOSFET gate terminal; the gate-source voltage is rated at ±8 V (VGSS) in the absolute maximum ratings.
2 Source passive MOSFET source terminal; the datasheet gives no separate electrical limit for this pin beyond the device ratings.
3 Drain passive MOSFET drain terminal; the drain-source voltage is rated at -20 V (VDSS) and the DC drain current at -3.9 A (Note 3, FR4 board).

Key specifications

Parameter Value
Manufacturer TOSHIBA
Package SOT-23F
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
Gate-source voltage VGSS -8 8 V 2
Drain-source voltage VDSS -20 V 2
Drain current (DC) ID -3.9 A Note 3: device mounted on FR4 board 2
Drain current (pulsed) IDP -7.812 A Note 2: pulse width <=10 ms, duty <=1% 2
Channel temperature Tch 150 °C 2
Storage temperature Tstg -55 150 °C 2
Gate leakage current IGSS -1 1 µA VDS = 0 V, VGS = ±8 V 3
Drain cut-off current IDSS -1 µA VDS = -20 V, VGS = 0 V 3
Drain-source breakdown voltage V(BR)DSS -20 V ID = -1 mA, VGS = 0 V 3
Drain-source breakdown voltage (VGS applied) V(BR)DSX -15 V ID = -1 mA, VGS = 5 V 3
Gate threshold voltage Vth -0.3 -1 V VDS = -3 V, ID = -1 mA 3
Drain-source on-resistance RDS(ON) 78.5 93 mΩ ID = -1.5 A, VGS = -4.5 V 3
Drain-source on-resistance RDS(ON) 97.5 123 mΩ ID = -1.0 A, VGS = -2.5 V 3
Drain-source on-resistance RDS(ON) 120 168 mΩ ID = -0.5 A, VGS = -1.8 V 3
Drain-source on-resistance RDS(ON) 141 240 mΩ ID = -0.25 A, VGS = -1.5 V 3
Forward transfer admittance /Yfs/ 2.8 5.6 S VDS = -3 V, ID = -1.0 A 3
Diode forward voltage VDSF 0.97 1.2 V ID = 3.9 A, VGS = 0 V 4

CAD (KiCad official)

  • Symbol: SSM3J327R
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23F (KiCad packages3D, STEP)
  • 3D model files: ssm3j327r-etched.step / ssm3j327r-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ssm3j327r.step / ssm3j327r.glb are the bare package body.

Provenance

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

  • Datasheet: TOSHIBA datasheet (9 pp, sha256 c00878e1e317eacb, 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