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