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Ray Publish 0.1.0 44a39b7 12d ago

BSS84DWQ-7

Diodes Incorporated · MOSFETs · SOT-363

BSS84DWQ-7 from Diodes Incorporated, in a SOT-363. 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 S2 passive Source of the second P-channel MOSFET (Q2); rated VDSS -50V, continuous ID -130mA.
2 G2 input Gate of the second P-channel MOSFET (Q2); VGSS ±20V, threshold VGS(th) -0.8V to -2.0V at ID = -1mA.
3 D1 passive Drain of the first P-channel MOSFET (Q1); rated VDSS -50V, continuous ID -130mA.
4 S1 passive Source of the first P-channel MOSFET (Q1); rated VDSS -50V, continuous ID -130mA.
5 G1 input Gate of the first P-channel MOSFET (Q1); VGSS ±20V, threshold VGS(th) -0.8V to -2.0V at ID = -1mA.
6 D2 passive Drain of the second P-channel MOSFET (Q2); rated VDSS -50V, continuous ID -130mA.

Key specifications

Parameter Value
Manufacturer Diodes Incorporated
Package SOT-363
Category Transistors
Pins 6

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 -50 V VGS = 0V, ID = -250µA 2
Zero Gate Voltage Drain Current IDSS -1 µA VDS = -50V, VGS = 0V, TJ = +25°C 2
Zero Gate Voltage Drain Current IDSS -2 µA VDS = -50V, VGS = 0V, TJ = +125°C 2
Zero Gate Voltage Drain Current IDSS -100 nA VDS = -25V, VGS = 0V, TJ = +25°C 2
Gate-Body Leakage IGSS 10 nA VGS = 20V, VDS = 0V 2
Gate Threshold Voltage VGS(th) -0.8 -1.6 -2 V VDS = VGS, ID = -1mA 2
Static Drain-Source On-Resistance RDS(ON) 6 10 Ω VGS = -5V, ID = -0.1A 2
Forward Transconductance gFS 0.05 S VDS = -25V, ID = -0.1A 2
Input Capacitance Ciss 45 pF 2
Output Capacitance Coss 25 pF VDS = -25V, VGS = 0V, f = 1.0MHz 2
Reverse Transfer Capacitance Crss 12 pF 2
Drain-Source Voltage VDSS -50 V TA = +25°C 2
Drain-Gate Voltage VDGR -50 V Note 5: RGS 20kΩ 2
Gate-Source Voltage Continuous VGSS 20 V TA = +25°C 2
Drain Current Continuous ID -130 mA TA = +25°C, Note 6 2
Total Power Dissipation PD 300 mW TA = +25°C, Note 6 2
Thermal Resistance, Junction to Ambient RθJA 417 C/W TA = +25°C, Note 6 2
Operating and Storage Temperature Range TJ, TSTG -55 150 C 2

Materials and finish

As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).

Part Material Colour / plating Datasheet says Page
contacts tin  Terminals: Matte Tin Finish Annealed over Alloy 42 Leadframe (Lead Free Plating). Solderable per MIL-STD-202, Method 208 1

CAD (KiCad official)

  • Symbol: BSS84DWQ-7
  • Footprint: Package_TO_SOT_SMD:SOT-363_SC-70-6
  • 3D model: SOT-363 (KiCad packages3D, STEP)
  • 3D model files: bss84dwq-7-etched.step / bss84dwq-7-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); bss84dwq-7.step / bss84dwq-7.glb are the bare package body.

Provenance

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

  • Datasheet: Diodes Incorporated datasheet (5 pp, sha256 aa508721ef90fd24, retrieved 2026-10-21, tier: manufacturer)
  • 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