# NCE4801

**Wuxi NCE Power Semiconductor** · MOSFETs · SOP-8

NCE4801 from Wuxi NCE Power Semiconductor, in a SOP-8. 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 MOSFET 2 (P-channel), with VDS rated -30V and continuous ID of -5A. |
| 2 | G2 | input | Gate of MOSFET 2, with VGS limit of ±12V and threshold VGS(th) of -0.7V min to -1.3V max. |
| 3 | S1 | passive | Source of MOSFET 1 (P-channel), with VDS rated -30V and continuous ID of -5A. |
| 4 | G1 | input | Gate of MOSFET 1, with VGS limit of ±12V and threshold VGS(th) of -0.7V min to -1.3V max. |
| 5 | D1 | passive | Drain of MOSFET 1, with VDS rated -30V and pulsed IDM of -28A. |
| 6 | D1 | passive | Drain of MOSFET 1, with VDS rated -30V and pulsed IDM of -28A (internally common with pin 5). |
| 7 | D2 | passive | Drain of MOSFET 2, with VDS rated -30V and pulsed IDM of -28A. |
| 8 | D2 | passive | Drain of MOSFET 2, with VDS rated -30V and pulsed IDM of -28A (internally common with pin 7). |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Wuxi NCE Power Semiconductor |
| Package | SOP-8 |
| Category | Transistors/Thyristors |
| Pins | 8 |

## 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 | -30 |  |  | V |  | 1 |
| Gate-Source Voltage | VGS | -12 |  | 12 | V |  | 1 |
| Drain Current-Continuous | ID | -5 |  |  | A |  | 1 |
| Drain Current-Pulsed | IDM | -28 |  |  | A | Note 1: repetitive rating, pulse width limited by maximum junction temperature | 1 |
| Maximum Power Dissipation | PD |  |  | 2 | W |  | 1 |
| Operating Junction and Storage Temperature Range | TJ,TSTG | -55 |  | 150 | ℃ |  | 1 |
| Thermal Resistance, Junction-to-Ambient | RθJA |  |  | 62.5 | ℃/W | Surface mounted on FR4 board, t ≤ 10 sec (Note 2) | 1 |
| Drain-Source Breakdown Voltage | BVDSS | -30 |  |  | V | VGS=0V ID=-250μA | 1 |
| Zero Gate Voltage Drain Current | IDSS |  |  | -1 | μA | VDS=-30V,VGS=0V | 1 |
| Gate-Body Leakage Current | IGSS | -100 |  | 100 | nA | VGS=±12V,VDS=0V | 2 |
| Gate Threshold Voltage | VGS(th) | -0.7 | -1 | -1.3 | V | VDS=VGS,ID=-250μA | 2 |
| Drain-Source On-State Resistance | RDS(ON) |  | 40 | 48 | mΩ | VGS=-10V, ID=-5A | 2 |
| Drain-Source On-State Resistance | RDS(ON) |  | 45 | 57 | mΩ | VGS=-4.5V, ID=-4A | 2 |
| Drain-Source On-State Resistance | RDS(ON) |  | 60 | 80 | mΩ | VGS=-2.5V, ID=-3A | 2 |
| Diode Forward Voltage | VSD |  |  | -1.2 | V | VGS=0V,IS=-5A | 2 |

## CAD (KiCad official)

- Symbol: `NCE4801`
- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`
- 3D model: SOP-8 (KiCad packages3D, STEP)
- 3D model files: `nce4801-etched.step` / `nce4801-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `nce4801.step` / `nce4801.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Wuxi NCE Power Semiconductor datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590183574374031360) (7 pp, sha256 `e3d95dd51433aab8`, retrieved 2026-10-13, 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/nce4801-datasheet.pdf)