# NCE20P70G

**Wuxi NCE Power Semiconductor** · MOSFETs · DFN5x6-8L

NCE20P70G from Wuxi NCE Power Semiconductor, in a DFN5x6-8L. 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 of the P-channel MOSFET; pins 1-3 are tied together, with VDS rated -20V. |
| 2 | S | passive | Source of the P-channel MOSFET; pins 1-3 are tied together, with VDS rated -20V. |
| 3 | S | passive | Source of the P-channel MOSFET; pins 1-3 are tied together, with VDS rated -20V. |
| 4 | G | input | Gate of the P-channel MOSFET, rated for VGS of ±10V, with threshold of -0.4V to -1.0V. |
| 5 | D | passive | Drain of the P-channel MOSFET; pins 5-8 are tied together, carrying continuous ID of -70A. |
| 6 | D | passive | Drain of the P-channel MOSFET; pins 5-8 are tied together, carrying continuous ID of -70A. |
| 7 | D | passive | Drain of the P-channel MOSFET; pins 5-8 are tied together, carrying continuous ID of -70A. |
| 8 | D | passive | Drain of the P-channel MOSFET; pins 5-8 are tied together, carrying continuous ID of -70A. |
| 9 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Wuxi NCE Power Semiconductor |
| Package | DFN5x6-8L |
| Category | Transistors/Thyristors |
| 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 | -10 |  | 10 | V |  | 1 |
| Drain Current-Continuous | ID | -70 |  |  | A |  | 1 |
| Drain Current-Continuous | ID (100℃) | -49.5 |  |  | A | TC=100℃ | 1 |
| Pulsed Drain Current | IDM | -280 |  |  | A |  | 1 |
| Maximum Power Dissipation | PD |  |  | 130 | W |  | 1 |
| Operating Junction and Storage Temperature Range | TJ,TSTG | -55 |  | 150 | ℃ |  | 1 |
| 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-Body Leakage Current | IGSS | -100 |  | 100 | nA | VGS=±10V,VDS=0V | 2 |
| Gate Threshold Voltage | VGS(th) | -0.4 | -0.6 | -1 | V | VDS=VGS,ID=-250μA | 2 |
| Drain-Source On-State Resistance | RDS(ON) |  | 2.3 | 3 | mΩ | VGS=-4.5V, ID=-20A | 2 |
| Drain-Source On-State Resistance | RDS(ON) |  | 2.8 | 4 | mΩ | VGS=-2.5V, ID=-20A | 2 |
| Drain-Source On-State Resistance | RDS(ON) |  | 3.8 | 8 | mΩ | VGS=-1.8V, ID=-20A | 2 |
| Forward Transconductance | gFS | 100 |  |  | S | VDS=-5V,ID=-20A | 2 |
| Diode Forward Voltage | VSD |  |  | -1.2 | V | VGS=0V,IS=-20A | 2 |
| Diode Forward Current | IS |  |  | -70 | A |  | 2 |
| Derating factor |  |  | 0.64 |  | W/℃ |  | 1 |
| Thermal Resistance, Junction-to-Case | RθJC |  | 1.6 |  | ℃/W | Note 2: Surface Mounted on FR4 Board, t ≤ 10 sec | 1 |

## CAD (KiCad official)

- Symbol: `NCE20P70G`
- Footprint: `Package_DFN_QFN:DFN-S-8-1EP_6x5mm_P1.27mm`
- 3D model: DFN5x6-8L (KiCad packages3D, STEP)
- 3D model files: `nce20p70g-etched.step` / `nce20p70g-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `nce20p70g.step` / `nce20p70g.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/8588910001762521088) (6 pp, sha256 `7f73fefb1ff76ac1`, retrieved 2026-10-12, 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/nce20p70g-datasheet.pdf)