component
BSS84DWQ-7
Public Made by Adomby adom
Diodes Incorporated MOSFETs, SOT-363. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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Contents
README
markdownBSS84DWQ-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.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);bss84dwq-7.step/bss84dwq-7.glbare 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, primaryclaude-sonnet-5-5(text+vision), consensusclaude-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).