WSF4012B MOSFET Datasheet & Specifications
P-Channel
TO-252-4L
Logic-Level
Winsok Semicon
Vds Max
40V
Id Max
28A
Rds(on)
42mΩ@10V
Vgs(th)
2.5V
Quick Reference
The WSF4012B is an P-Channel MOSFET in a TO-252-4L 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 | TO-252-4L | 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) | 31.3W | Max thermal limit |
| On-Resistance (Rds(on)) | 42mΩ@10V | Resistance when turned fully on |
| Gate Threshold (Vgs(th)) | 2.5V | Voltage required to turn on |
| Gate Charge (Qg) | 11.5nC@4.5V | Switching energy |
| Input Capacitance (Ciss) | 1.415nF | Internal gate capacitance |
| Output Capacitance (Coss) | 134pF | Internal output capacitance |
| Operating Temp | -55℃~+150℃ | Safe junction temperature range |