# CMSA6683

**Cmos** · MOSFETs · DFN-8(5x6)

CMSA6683 from Cmos, in a DFN-8(5x6). 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 | S | passive | Source terminal of the P-channel MOSFET (VDS -20V, ID -54A at TC=25°C). |
| 2 | S | passive | Source terminal of the P-channel MOSFET (VDS -20V, ID -54A at TC=25°C). |
| 3 | S | passive | Source terminal of the P-channel MOSFET (VDS -20V, ID -54A at TC=25°C). |
| 4 | G | input | Gate terminal with gate-source voltage limit of ±12V and threshold of -0.5V to -1.5V. |
| 5 | D | passive | Drain terminal of the P-channel MOSFET (VDS -20V, pulsed ID -162A). |
| 6 | D | passive | Drain terminal of the P-channel MOSFET (VDS -20V, pulsed ID -162A). |
| 7 | D | passive | Drain terminal of the P-channel MOSFET (VDS -20V, pulsed ID -162A). |
| 8 | D | passive | Drain terminal of the P-channel MOSFET (VDS -20V, pulsed ID -162A). |
| 9 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Cmos |
| Package | DFN-8(5x6) |
| Category | Triode/MOS Tube/Transistor |
| Pins | 9 |

## 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 Voltage | VDS |  |  | -20 | V |  | 1 |
| Gate-Source Voltage | VGS | -12 |  | 12 | V |  | 1 |
| Continuous Drain Current | ID |  |  | -54 | A | TC=25℃ | 1 |
| Continuous Drain Current | ID |  |  | -37 | A | TC=100℃ | 1 |
| Pulsed Drain Current | IDM |  |  | -162 | A |  | 1 |
| Storage Temperature Range | TSTG | -55 |  | 150 | ℃ |  | 1 |
| Operating Junction Temperature Range | TJ | -55 |  | 150 | ℃ |  | 1 |
| Single Pulse Avalanche Energy | EAS |  |  | 169 | mJ | TJ=25℃, VDD=15V, VGS=10V, L=0.5mH, IAS=26A | 1 |
| Total Power Dissipation | PD |  |  | 40 | W | TC=25℃ | 1 |
| Junction-to-Ambient Thermal Resistance | RθJA |  |  | 55 | °C/W | Steady-State | 1 |
| Junction-to-Case Thermal Resistance | RθJC |  |  | 3 | °C/W |  | 1 |
| Drain-Source Breakdown Voltage | BVDSS | -20 |  |  | V | VGS=0V, ID=-250uA | 2 |
| Gate Threshold Voltage | VGS(th) | -0.5 |  | -1.5 | V | VGS=VDS, ID=-250uA | 2 |
| Drain-Source Leakage Current | IDSS |  |  | -1 | uA | VDS=-16V, VGS=0V | 2 |
| Gate-Source Leakage Current | IGSS | -100 |  | 100 | nA | VGS=±12V, VDS=0V | 2 |
| Static Drain-Source On-Resistance | RDS(ON) |  | 8.7 | 10 | mΩ | VGS=-4.5V, ID=-10A | 2 |
| Static Drain-Source On-Resistance | RDS(ON) |  | 11 | 15 | mΩ | VGS=-2.5V, ID=-5A | 2 |
| Continuous Source Current | IS |  |  | -54 | A | VG=VD=0V, Force Current | 2 |
| Pulsed Source Current | ISM |  |  | -162 | A | VG=VD=0V, Force Current | 2 |
| Diode Forward Voltage | VSD |  |  | -1.2 | V | VGS=0V, IF=-20A | 2 |
| Forward Transconductance | gfs |  | 42 |  | S | VDS=-5V, ID=-10A | 2 |
| Gate Resistance | Rg |  | 10 |  | Ω | VDS=0V, VGS=0V, f=1MHz | 2 |
| Total Gate Charge | Qg |  | 80 |  | nC | VDD=-10V, VGS=-4.5V, ID=-12A | 2 |
| Gate-Source Charge | Qgs |  | 6.5 |  | nC | VDD=-10V, VGS=-4.5V, ID=-12A | 2 |
| Gate-Drain Charge | Qgd |  | 20 |  | nC | VDD=-10V, VGS=-4.5V, ID=-12A | 2 |
| Turn-On Delay Time | Td(on) |  | 16 |  | ns | VDD=-10V, VGS=-4.5V, RGEN=6Ω | 2 |
| Rise Time | Tr |  | 35 |  | ns | VDD=-10V, VGS=-4.5V, RGEN=6Ω | 2 |
| Turn-Off Delay Time | Td(off) |  | 312 |  | ns | VDD=-10V, VGS=-4.5V, RGEN=6Ω | 2 |
| Fall Time | Tf |  | 160 |  | ns | VDD=-10V, VGS=-4.5V, RGEN=6Ω | 2 |
| Input Capacitance | Ciss |  | 9000 |  | pF | VDS=-10V, VGS=0V, f=1MHz | 2 |
| Output Capacitance | Coss |  | 820 |  | pF | VDS=-10V, VGS=0V, f=1MHz | 2 |
| Reverse Transfer Capacitance | Crss |  | 730 |  | pF | VDS=-10V, VGS=0V, f=1MHz | 2 |

## CAD (KiCad official)

- Symbol: `CMSA6683`
- Footprint: `Package_DFN_QFN:DFN-S-8-1EP_6x5mm_P1.27mm`
- 3D model: DFN-8(5x6) (KiCad packages3D, STEP)
- 3D model files: `cmsa6683-etched.step` / `cmsa6683-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `cmsa6683.step` / `cmsa6683.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Cmos datasheet](docs/cmsa6683-datasheet.pdf) (2 pp, sha256 `248f313b7925e1a9`, retrieved 2026-10-23, tier: lcsc)
- **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/cmsa6683-datasheet.pdf)