Description
The XS™ DrMOS family is Fairchild’s next-generation, fully optimized, ultra-compact, integrated MOSFET plus driver power stage solution for high-current, high-frequency, synchronous buck DC-DC applications. The FDMF6823B integrates a driver IC, two power MOSFETs, and a bootstrap Schottky diode into a thermally enhanced, ultra-compact 6x6 mm package.

Features
■ Over 93% Peak-Efficiency
■ High-Current Handling: 55 A
■ High-Performance PQFN Copper-Clip Package
■ 3-State 5 V PWM Input Driver
■ Skip-Mode SMOD# (Low-Side Gate Turn Off) Input
■ Thermal Warning Flag for Over-Temperature Condition
■ Driver Output Disable Function (DISB# Pin)
■ Internal Pull-Up and Pull-Down for SMOD# and DISB# Inputs, Respectively
■ Fairchild PowerTrench® Technology MOSFETs for Clean Voltage Waveforms and Reduced Ringing
■ Fairchild SyncFET™ (Integrated Schottky Diode) Technology in Low-Side MOSFET
■ Integrated Bootstrap Schottky Diode
■ Adaptive Gate Drive Timing for Shoot-Through Protection
■ Under-Voltage Lockout (UVLO)
■ Optimized for Switching Frequencies up to 1 MHz
■ Low-Profile SMD Package
■ Fairchild Green Packaging and RoHS Compliance
■ Based on the Intel® 4.0 DrMOS Standard

Benefits
■ Ultra-Compact 6x6 mm PQFN, 72% Space-Saving Compared to Conventional Discrete Solutions
■ Fully Optimized System Efficiency
■ Clean Switching Waveforms with Minimal Ringing
■ High-Current Handling

Applications
■ High-Performance Gaming Motherboards
■ Compact Blade Servers, V-Core and Non-V-Core DC-DC Converters
■ Desktop Computers, V-Core and Non-V-Core DC-DC Converters
■ Workstations
■ High-Current DC-DC Point-of-Load Converters
■ Networking and Telecom Microprocessor Voltage Regulators
■ Small Form-Factor Voltage Regulator Modules