The FDMS7672AS is a 30 V, 42 A N-Channel PowerTrench SyncFET from Fairchild Semiconductor. The datasheet states a maximum RDS(on) of 4.0 mΩ at VGS = 10 V and ID = 18 A and includes a monolithic Schottky body diode.
It covers maximum ratings, electrical and thermal characteristics, typical performance curves, SyncFET body diode characteristics, and the Power 56 package dimensional outline and pad layout. The text lists applications including synchronous rectification for DC/DC converters, notebook Vcore/GPU low-side switching, networking point-of-load low-side switching, and telecom secondary-side rectification.
| Drain to Source Voltage | 30 V |
|---|---|
| Gate to Source Voltage | +20 V |
| Continuous Drain Current (Package Limited) | 42 A at TC = 25°C |
| Continuous Drain Current (Silicon Limited) | 83 A at TC = 25°C |
| Pulsed Drain Current | 90 A |
| Power Dissipation at TC = 25°C | 46 W |
| RDS(on) Maximum at VGS = 10 V, ID = 18 A | 4.0 mΩ |
| RDS(on) Maximum at VGS = 7 V, ID = 16 A | 4.5 mΩ |
| Operating and Storage Junction Temperature Range | -55 to +150 °C |
| Thermal Resistance, Junction to Case | 27 °C/W |
The drain-to-source voltage rating is 30 V.
The package-limited continuous drain current is 42 A at TC = 25°C.
The maximum RDS(on) is 4.0 mΩ at VGS = 10 V and ID = 18 A.
The listed applications include synchronous rectifier for DC/DC converters, notebook Vcore/GPU low-side switch, networking point-of-load low-side switch, and telecom secondary-side rectification.