# CMD20P03

**Cmos** · MOSFETs · TO-252

CMD20P03 from Cmos, in a TO-252. 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 ±20 V, threshold VGS(th) -1.0 to -3.0 V at ID=-250μA. |
| 2 | D | passive | Drain; drain-source voltage -30 V, continuous drain current -19 A at TC=25℃ (pulsed -76 A). |
| 3 | S | passive | Source; continuous body-diode source current -19 A, pulsed -76 A. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Cmos |
| Package | TO-252 |
| Category | Triode/MOS Tube/Transistor |
| 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 | -30 |  |  | V | VGS=0V , ID=-250μA | 2 |
| Static Drain-Source On-Resistance | RDS(ON) |  | 36 | 42 | mΩ | VGS=-10V , ID=-10A | 2 |
| Static Drain-Source On-Resistance | RDS(ON) |  | 60 | 68 | mΩ | VGS=-4.5V , ID=-5A | 2 |
| Gate Threshold Voltage | VGS(th) | -1 |  | -3 | V | VGS=VDS , ID = -250μA | 2 |
| Drain-Source Leakage Current | IDSS |  |  | -1 | μA | VDS=-24V , VGS =0V | 2 |
| Gate-Source Leakage Current | IGSS | -100 |  | 100 | nA | VGS =±20V ,VDS=0V | 2 |
| Continuous Source Current | IS |  |  | -19 | A |  | 2 |
| Pulsed Source Current | ISM |  |  | -76 | A | VG=VD=0V , Force Current | 2 |
| Diode Forward Voltage | VSD |  | -0.97 | -1.4 | V | VGS=0V , IS=-10A ,TJ=25℃ | 2 |
| Drain-Source Voltage | VDS |  |  | -30 | V |  | 1 |
| Gate-Source Voltage | VGS | -20 |  | 20 | V |  | 1 |
| Continuous Drain Current | ID |  |  | -19 | A | TC=25℃ | 1 |
| Continuous Drain Current | ID |  |  | -12 | A | TC=100℃ | 1 |
| Pulsed Drain Current | IDM |  |  | -76 | A |  | 1 |
| Single Pulse Avalanche Energy | EAS |  |  | 105 | mJ |  | 1 |
| Total Power Dissipation | PD |  |  | 30 | W | TC=25℃ | 1 |
| Storage Temperature Range | TSTG | -55 |  | 150 | ℃ |  | 1 |
| Operating Junction Temperature Range | TJ | -55 |  | 150 | ℃ |  | 1 |
| Thermal Resistance Junction-ambient | RθJA |  |  | 71.4 | ℃/W |  | 1 |
| Thermal Resistance Junction-case | RθJC |  |  | 4.17 | ℃/W |  | 1 |

## CAD (KiCad official)

- Symbol: `CMD20P03`
- Footprint: `Package_TO_SOT_SMD:TO-252-2`
- 3D model: TO-252 (KiCad packages3D, STEP)
- 3D model files: `cmd20p03-etched.step` / `cmd20p03-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `cmd20p03.step` / `cmd20p03.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Cmos datasheet](docs/cmd20p03-datasheet.pdf) (5 pp, sha256 `ba5e0babf4ee66a8`, retrieved 2026-10-24, 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](docs/cmd20p03-datasheet.pdf)