WSD4066DN33 MOSFET Datasheet & Specifications
N-Channel
DFN3X3-8L
Logic-Level
Winsok Semicon
Vds Max
40V
Id Max
28A
Rds(on)
17mΩ@10V
Vgs(th)
2V
Quick Reference
The WSD4066DN33 is an N-Channel MOSFET in a DFN3X3-8L package, manufactured by Winsok Semicon. It supports a drain-source breakdown voltage of 40V and a continuous drain current of 28A. It is widely used in switching and power applications.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | Winsok Semicon | Original Manufacturer |
| Package | DFN3X3-8L | Physical mounting |
| Transistor Type | MOSFET | Metal-Oxide-Semiconductor FET |
| Category | Single | Configuration |
| Drain-Source Voltage (Vds) | 40V | Max breakdown voltage |
| Continuous Drain Current (Id) | 28A | Max current handling |
| Power Dissipation (Pd) | 1.68W | Max thermal limit |
| On-Resistance (Rds(on)) | 17mΩ@10V | Resistance when turned fully on |
| Gate Threshold (Vgs(th)) | 2V | Voltage required to turn on |
| Gate Charge (Qg) | 22nC@10V | Switching energy |
| Input Capacitance (Ciss) | 815pF | Internal gate capacitance |
| Output Capacitance (Coss) | 95pF | Internal output capacitance |
| Operating Temp | - | Safe junction temperature range |
Equivalent MOSFETs & Alternatives
| Part | Type | Package | Vds | Id | Rds(on) | Vgs(th) | Manufacturer / Datasheet |
|---|---|---|---|---|---|---|---|
| WSD4070DN33 | N-Channel | DFN3X3-8L | 40V | 68A | 4.5mΩ@10V | 1.9V | Winsok Semicon 📄 PDF |
| SP40N06GNJ | N-Channel | DFN3X3-8L | 40V | 30A | 12mΩ@4.5V | 2.5V | Siliup 📄 PDF |
| WSD6035DN33 | N-Channel | DFN3X3-8L | 60V | 40A | 20mΩ@10V | 1.2V | Winsok Semicon 📄 PDF |
| HXY30N06DF | N-Channel | DFN3X3-8L | 60V | 30A | 25mΩ@10V | 2.5V | HXY MOSFET 📄 PDF |