component
DMN2055UW-7
Public Made by Adomby adom
Diodes Incorporated MOSFETs, SOT-323. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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DMN2055UW-7
Diodes Incorporated · MOSFETs · SOT-323
DMN2055UW-7 from Diodes Incorporated, in a SOT-323. 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; gate-source voltage limited to ±8 V (VGSS), threshold VGS(TH) 0.4 V to 1.0 V at ID = 250 µA. |
| 2 | S | passive | Source; max body diode forward current IS is 0.8 A. |
| 3 | D | passive | Drain; drain-source voltage rated 20 V (VDSS) with 3.1 A continuous drain current at TA = +25°C, VGS = 4.5 V. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Diodes Incorporated |
| Package | SOT-323 |
| 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-Source Breakdown Voltage | BVDSS | 20 | V | VGS = 0V, ID = 250μA | 2 | ||
| Zero Gate Voltage Drain Current | IDSS | 1 | µA | VDS = 20V, VGS = 0V | 2 | ||
| Gate-Source Leakage | IGSS | -100 | 100 | nA | VGS = ±8V, VDS = 0V | 2 | |
| Gate Threshold Voltage | VGS(TH) | 0.4 | 1 | V | VDS = VGS, ID = 250μA | 2 | |
| Static Drain-Source On-Resistance (4.5V) | RDS(ON) | 35 | 46 | mΩ | VGS = 4.5V, ID = 3.6A | 2 | |
| Static Drain-Source On-Resistance (2.5V) | RDS(ON) | 39 | 53 | mΩ | VGS = 2.5V, ID = 3.1A | 2 | |
| Diode Forward Voltage | VSD | 0.7 | 1 | V | VGS = 0V, IS = 1A | 2 | |
| Drain-Source Voltage | VDSS | 20 | V | TA = +25°C | 2 | ||
| Gate-Source Voltage | VGSS | -8 | 8 | V | TA = +25°C | 2 | |
| Continuous Drain Current | ID | 3.1 | A | VGS = 4.5V, Steady State, TA = +25°C (Note 6) | 2 | ||
| Continuous Drain Current | ID | 2.4 | A | VGS = 4.5V, Steady State, TA = +70°C (Note 6) | 2 | ||
| Pulsed Drain Current | IDM | 22 | A | 10μs Pulse, Duty Cycle = 1% | 2 | ||
| Maximum Body Diode Forward Current | IS | 0.8 | A | Note 5 | 2 | ||
| Total Power Dissipation (Note 5) | PD | 0.52 | W | TA = +25°C, Note 5 | 2 | ||
| Total Power Dissipation (Note 6) | PD | 0.65 | W | TA = +25°C, Note 6 | 2 | ||
| Thermal Resistance, Junction to Ambient (Note 5) | RθJA | 241 | °C/W | Steady State, Note 5 | 2 | ||
| Thermal Resistance, Junction to Ambient (Note 6) | RθJA | 191 | °C/W | Steady State, Note 6 | 2 | ||
| Operating and Storage Temperature Range | TJ, TSTG | -55 | 150 | °C | 2 | ||
| Input Capacitance | Ciss | 400 | pF | VDS = 10V, VGS = 0V, f = 1.0MHz | 2 | ||
| Output Capacitance | Coss | 55 | pF | VDS = 10V, VGS = 0V, f = 1.0MHz | 2 | ||
| Reverse Transfer Capacitance | Crss | 37 | pF | VDS = 10V, VGS = 0V, f = 1.0MHz | 2 | ||
| Gate Resistance | Rg | 3.7 | Ω | VDS = 0V, VGS = 0V, f = 1MHz | 2 | ||
| Total Gate Charge | Qg | 4.3 | nC | VGS = 4.5V, VDS = 10V, ID = 6A | 2 | ||
| Gate-Source Charge | Qgs | 0.3 | nC | VGS = 4.5V, VDS = 10V, ID = 6A | 2 | ||
| Gate-Drain Charge | Qgd | 4.8 | nC | VGS = 4.5V, VDS = 10V, ID = 6A | 2 | ||
| Turn-On Delay Time | tD(ON) | 2.8 | ns | VDD = 10V, VGS = 5V, RL = 1.7Ω, Rg = 6Ω | 2 | ||
| Turn-On Rise Time | tR | 2.7 | ns | VDD = 10V, VGS = 5V, RL = 1.7Ω, Rg = 6Ω | 2 | ||
| Turn-Off Delay Time | tD(OFF) | 15.4 | ns | VDD = 10V, VGS = 5V, RL = 1.7Ω, Rg = 6Ω | 2 | ||
| Turn-Off Fall Time | tF | 4.4 | ns | VDD = 10V, VGS = 5V, RL = 1.7Ω, Rg = 6Ω | 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 | Copper | tin | Terminal Connections Indicator: See Diagram Terminals: Finish Matte Tin Annealed over Copper Leadframe. | 1 |
CAD (KiCad official)
- Symbol:
DMN2055UW-7 - Footprint:
Package_TO_SOT_SMD:SOT-323_SC-70 - 3D model: SOT-323 (KiCad packages3D, STEP)
- 3D model files:
dmn2055uw-7-etched.step/dmn2055uw-7-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);dmn2055uw-7.step/dmn2055uw-7.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Diodes Incorporated datasheet (7 pp, sha256
8e15c415dbbafe8f, retrieved 2026-10-22, tier: manufacturer) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text), consensusclaude-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).
# DMN2055UW-7
**Diodes Incorporated** · MOSFETs · SOT-323
DMN2055UW-7 from Diodes Incorporated, in a SOT-323. 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; gate-source voltage limited to ±8 V (VGSS), threshold VGS(TH) 0.4 V to 1.0 V at ID = 250 µA. |
| 2 | S | passive | Source; max body diode forward current IS is 0.8 A. |
| 3 | D | passive | Drain; drain-source voltage rated 20 V (VDSS) with 3.1 A continuous drain current at TA = +25°C, VGS = 4.5 V. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Diodes Incorporated |
| Package | SOT-323 |
| 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-Source Breakdown Voltage | BVDSS | 20 | | | V | VGS = 0V, ID = 250μA | 2 |
| Zero Gate Voltage Drain Current | IDSS | | | 1 | µA | VDS = 20V, VGS = 0V | 2 |
| Gate-Source Leakage | IGSS | -100 | | 100 | nA | VGS = ±8V, VDS = 0V | 2 |
| Gate Threshold Voltage | VGS(TH) | 0.4 | | 1 | V | VDS = VGS, ID = 250μA | 2 |
| Static Drain-Source On-Resistance (4.5V) | RDS(ON) | | 35 | 46 | mΩ | VGS = 4.5V, ID = 3.6A | 2 |
| Static Drain-Source On-Resistance (2.5V) | RDS(ON) | | 39 | 53 | mΩ | VGS = 2.5V, ID = 3.1A | 2 |
| Diode Forward Voltage | VSD | | 0.7 | 1 | V | VGS = 0V, IS = 1A | 2 |
| Drain-Source Voltage | VDSS | | | 20 | V | TA = +25°C | 2 |
| Gate-Source Voltage | VGSS | -8 | | 8 | V | TA = +25°C | 2 |
| Continuous Drain Current | ID | | | 3.1 | A | VGS = 4.5V, Steady State, TA = +25°C (Note 6) | 2 |
| Continuous Drain Current | ID | | | 2.4 | A | VGS = 4.5V, Steady State, TA = +70°C (Note 6) | 2 |
| Pulsed Drain Current | IDM | | | 22 | A | 10μs Pulse, Duty Cycle = 1% | 2 |
| Maximum Body Diode Forward Current | IS | | | 0.8 | A | Note 5 | 2 |
| Total Power Dissipation (Note 5) | PD | | | 0.52 | W | TA = +25°C, Note 5 | 2 |
| Total Power Dissipation (Note 6) | PD | | | 0.65 | W | TA = +25°C, Note 6 | 2 |
| Thermal Resistance, Junction to Ambient (Note 5) | RθJA | | | 241 | °C/W | Steady State, Note 5 | 2 |
| Thermal Resistance, Junction to Ambient (Note 6) | RθJA | | | 191 | °C/W | Steady State, Note 6 | 2 |
| Operating and Storage Temperature Range | TJ, TSTG | -55 | | 150 | °C | | 2 |
| Input Capacitance | Ciss | | 400 | | pF | VDS = 10V, VGS = 0V, f = 1.0MHz | 2 |
| Output Capacitance | Coss | | 55 | | pF | VDS = 10V, VGS = 0V, f = 1.0MHz | 2 |
| Reverse Transfer Capacitance | Crss | | 37 | | pF | VDS = 10V, VGS = 0V, f = 1.0MHz | 2 |
| Gate Resistance | Rg | | 3.7 | | Ω | VDS = 0V, VGS = 0V, f = 1MHz | 2 |
| Total Gate Charge | Qg | | 4.3 | | nC | VGS = 4.5V, VDS = 10V, ID = 6A | 2 |
| Gate-Source Charge | Qgs | | 0.3 | | nC | VGS = 4.5V, VDS = 10V, ID = 6A | 2 |
| Gate-Drain Charge | Qgd | | 4.8 | | nC | VGS = 4.5V, VDS = 10V, ID = 6A | 2 |
| Turn-On Delay Time | tD(ON) | | 2.8 | | ns | VDD = 10V, VGS = 5V, RL = 1.7Ω, Rg = 6Ω | 2 |
| Turn-On Rise Time | tR | | 2.7 | | ns | VDD = 10V, VGS = 5V, RL = 1.7Ω, Rg = 6Ω | 2 |
| Turn-Off Delay Time | tD(OFF) | | 15.4 | | ns | VDD = 10V, VGS = 5V, RL = 1.7Ω, Rg = 6Ω | 2 |
| Turn-Off Fall Time | tF | | 4.4 | | ns | VDD = 10V, VGS = 5V, RL = 1.7Ω, Rg = 6Ω | 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 | Copper | tin | Terminal Connections Indicator: See Diagram Terminals: Finish Matte Tin Annealed over Copper Leadframe. | 1 |
## CAD (KiCad official)
- Symbol: `DMN2055UW-7`
- Footprint: `Package_TO_SOT_SMD:SOT-323_SC-70`
- 3D model: SOT-323 (KiCad packages3D, STEP)
- 3D model files: `dmn2055uw-7-etched.step` / `dmn2055uw-7-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `dmn2055uw-7.step` / `dmn2055uw-7.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Diodes Incorporated datasheet](https://www.diodes.com/assets/Datasheets/DMN2055UW-7.pdf) (7 pp, sha256 `8e15c415dbbafe8f`, retrieved 2026-10-22, 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](docs/dmn2055uw-7-datasheet.pdf)