The FDA8440 N-Channel PowerTrench® MOSFET is a 40V, 100A, 2.1mΩ power MOSFET from Fairchild Semiconductor Corporation. It is mainly used in automotive engine control, powertrain management, motors, solenoids, electronic steering, integrated starter/alternator, distributed power architectures and VRMs.
This document is a datasheet for the Fairchild Semiconductor FDA8440, an N-Channel PowerTrench MOSFET. The device is rated for 40V drain-to-source voltage and 100A continuous drain current, featuring a low on-resistance (RDS(on)) of 1.46mΩ typical at 10V gate drive. It is designed for high-power applications including automotive engine control, powertrain management, and motor control systems.
| Drain to Source Voltage | 40 V |
|---|---|
| Pulsed Drain Current | 500 A |
| On-Resistance (Typical) | 1.46 mΩ |
| Total Gate Charge | 345 nC |
| Operating Temperature Range | -55 to +175°C |
| Package Type | TO-3PN |
The typical on-resistance is 1.46 mΩ at 10V gate drive and 80A current.
Yes, the device is RoHS compliant.