The FDMS7556S N-Channel PowerTrench® SyncFETTM is a low rDS(on) and high efficiency MOSFET. It has a maximum rDS(on) of 1.2 mΩ and an efficient monolithic Schottky body diode. It is suitable for synchronous buck converters, notebooks, servers, telecom and high efficiency DC-DC switch mode power supplies.
The document describes the Fairchild Semiconductor FDMS7556S, an N-Channel PowerTrench SyncFET designed to minimize losses in power conversion applications. It features a monolithic Schottky body diode and is available in an MSL1 robust package.
Key specifications include a maximum drain-to-source voltage of 25V, a continuous drain current of 49A (package limited), and a static on-resistance of 1.65mQ at Vgs=4.5V. The device is RoHS compliant and suitable for synchronous rectifiers in notebook, server, telecom, and DC-DC switch mode power supply applications.
| Drain to Source Voltage (Vds) | 25 V |
|---|---|
| Continuous Drain Current (Package Limited) | 49 A |
| Static Drain to Source On Resistance (Typical) | 1.65 mQ |
| Power Dissipation (Ta=25°C) | 96 W |
| Operating Junction Temperature Range | -55 to +150 °C |
The maximum continuous drain current limited by the package is 49 A when the ambient temperature is 25 °C.
The device operates and stores within a junction temperature range of -55 to +150 °C.
The maximum power dissipation is 96 W when the ambient temperature is 25 °C.