STP9NK90Z - STF9NK90Z - STW9NK90Z is a N-CHANNEL 900V - 1.1Ω - 8A TO-220/TO-220FP/TO-247 Zener-Protected SuperMESH™Power MOSFET produced by ST, which has very low RDS(on) and very good dv/dt capability, and is suitable for high current, high frequency switching, switch power supplies, welding, UPS and motor drives.
This document describes the STP9NK90Z, STF9NK90Z, and STW9NK90Z N-channel Super MESH Power MOSFETs. These devices feature a Zener-protected gate-source structure designed for high current, high-speed switching applications such as switch mode power supplies and motor drives.
| Continuous Drain Current (TO-220/TO-247) | 8 A |
|---|---|
| Total Dissipation (TO-220FP) | 40 W |
| Static Drain-source On Resistance (Typical) | 1.1 Ω |
The device can operate with a junction temperature ranging from -55 to 150 °C.