STW9NK90Z MOSFET Datasheet & Specifications
N-Channel
TO-247AC-3
High-Voltage
ST
Vds Max
900V
Id Max
8A
Rds(on)
1.3ฮฉ@10V
Vgs(th)
4.5V
Quick Reference
The STW9NK90Z is an N-Channel MOSFET in a TO-247AC-3 package, manufactured by ST. It supports a drain-source breakdown voltage of 900V and a continuous drain current of 8A. It is widely used in switching and power applications.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | ST | Original Manufacturer |
| Package | TO-247AC-3 | Physical mounting |
| Transistor Type | MOSFET | Metal-Oxide-Semiconductor FET |
| Category | Single | Configuration |
| Drain-Source Voltage (Vds) | 900V | Max breakdown voltage |
| Continuous Drain Current (Id) | 8A | Max current handling |
| Power Dissipation (Pd) | 160W | Max thermal limit |
| On-Resistance (Rds(on)) | 1.3ฮฉ@10V | Resistance when turned fully on |
| Gate Threshold (Vgs(th)) | 4.5V | Voltage required to turn on |
| Gate Charge (Qg) | 72nC@10V | Switching energy |
| Input Capacitance (Ciss) | 2.115nF | Internal gate capacitance |
| Output Capacitance (Coss) | 190pF | Internal output capacitance |
| Operating Temp | -55โ~+150โ | Safe junction temperature range |
Equivalent MOSFETs & Alternatives
| Part | Type | Package | Vds | Id | Rds(on) | Vgs(th) | Manufacturer / Datasheet |
|---|---|---|---|---|---|---|---|
| STW11NK100Z | N-Channel | TO-247AC-3 | 1kV | 8.3A | 1.38ฮฉ@10V | 4.5V | ST ๐ PDF |