FDMC3020DC N-Channel Dual CoolTM PowerTrench® MOSFET is a high performance N-channel MOSFET produced using Fairchild Semiconductor's advanced PowerTrench® process. It offers the lowest rDS(on) while maintaining excellent switching performance by extremely low Junction-to-Ambient thermal resistance, making it ideal for applications such as DC/DC converters, telecom secondary side rectification and high end server/workstation.
This document is a technical datasheet for the Fairchild Semiconductor FDMC3020DC, an N-Channel Dual Cool PowerTrench MOSFET. The device features a 30 V drain-source voltage rating and a continuous drain current of 40 A (package limited) at Tc = 25°C.
The datasheet provides comprehensive electrical characteristics, including off-state breakdown voltage, on-resistance values under various gate voltages, and switching parameters. It also details thermal resistance specifications for different mounting configurations, such as FR-4 boards with copper pads and specific heat sinks like Aavid Thermalloy.
| Drain to Source Voltage (VDS) | 30 V |
|---|---|
| Continuous Drain Current (Package Limited) | 40 A |
| Continuous Drain Current (Silicon Limited) | 70 A |
| Power Dissipation (Tc = 25°C) | 50 W |
| Operating Junction Temperature Range | -55 to +150 °C |
| Thermal Resistance (Junction to Case Top Source) | 7.9 °CA/W |
It is suitable for synchronous rectifiers in DC/DC converters, telecom secondary side rectification, and high-end server/workstation power supplies.
The device uses a Dual Cool Top Side Cooling POFN package.