# CMD5970

**Cmos** · MOSFETs · TO-252

CMD5970 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 drive input; VGS is rated at ±20 V maximum, with threshold of -1 to -3 V at ID=-250uA. |
| 2 | D | passive | Drain (also the metal tab); VDS is rated at -150 V and continuous ID is -30 A at TC=25℃. |
| 3 | S | passive | Source terminal; body diode continuous source current IS is -30 A maximum. |

## 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 | -150 |  |  | V | VGS=0V, ID=-250uA | 2 |
| Static Drain-Source On-Resistance | RDS(ON) |  |  | 78 | mΩ | VGS=-10V, ID=-10A | 2 |
| Static Drain-Source On-Resistance | RDS(ON) |  |  | 90 | mΩ | VGS=-4.5V, ID=-8A | 2 |
| Gate Threshold Voltage | VGS(th) | -1 |  | -3 | V | VGS=VDS, ID=-250uA | 2 |
| Drain-Source Leakage Current | IDSS |  |  | -1 | uA | VDS=-150V, VGS=0V, TJ=25℃ | 2 |
| Gate-Source Leakage Current | IGSS | -100 |  | 100 | nA | VGS=±20V, VDS=0V | 2 |
| Continuous Source Current | IS |  |  | -30 | A | VG=VD=0V, Force Current | 2 |
| Pulsed Source Current | ISM |  |  | -120 | A | VG=VD=0V, Force Current | 2 |
| Diode Forward Voltage | VSD |  |  | -1.2 | V | VGS=0V, IS=-20A | 2 |
| Drain-Source Voltage | VDS |  |  | -150 | V |  | 1 |
| Gate-Source Voltage | VGS | -20 |  | 20 | V |  | 1 |
| Continuous Drain Current | ID |  |  | -30 | A | TC=25℃ | 1 |
| Pulsed Drain Current | IDM |  |  | -120 | A |  | 1 |
| Single Pulse Avalanche Energy | EAS |  |  | 648 | mJ | VDS=-30V, VGS=-10V, L=1mH, IAS=-36A | 1 |
| Total Power Dissipation | PD |  |  | 200 | W | TC=25℃ | 1 |
| Storage Temperature Range | TSTG | -55 |  | 175 | ℃ |  | 1 |
| Operating Junction Temperature Range | TJ | -55 |  | 175 | ℃ |  | 1 |
| Junction-to-Ambient Thermal Resistance | RθJA |  |  | 40 | ℃/W |  | 1 |
| Junction-to-Case (Drain) Thermal Resistance | RθJC |  |  | 1.5 | ℃/W |  | 1 |
| Forward Transconductance | gfs |  | 23 |  | S | VDS=-5V, ID=-10A | 2 |
| Total Gate Charge | Qg |  | 60 |  | nC | VDS=-80V, VGS=0 to -10V, ID=-18A | 2 |
| Input Capacitance | Ciss |  | 4000 |  | pF | VDS=-25V, VGS=0V, f=1MHz | 2 |

## CAD (KiCad official)

- Symbol: `CMD5970`
- Footprint: `Package_TO_SOT_SMD:TO-252-2`
- 3D model: TO-252 (KiCad packages3D, STEP)
- 3D model files: `cmd5970-etched.step` / `cmd5970-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `cmd5970.step` / `cmd5970.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Cmos datasheet](docs/cmd5970-datasheet.pdf) (3 pp, sha256 `4e1e8114f0a97bf3`, retrieved 2026-10-22, tier: lcsc)
- **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](docs/cmd5970-datasheet.pdf)