FDMF6823B

Full Half-Bridge (H Bridge) Drivers Overview

The FDMF6823B is a driver-plus-FET module optimized for synchronous buck converter topologies. It integrates high-side and low-side MOSFETs with gate drivers in a single package. The device requires only a single PWM input signal for proper operation. Key electrical parameters include an output current of 50A, a supply voltage range of 4.5V to 5.5V, and rise/fall times of 10ns. It operates within a temperature range of -40°C to +125°C and utilizes a PQFN-40-EP (6x6mm) surface-mount package.

Full Half-Bridge (H Bridge) Drivers Feature Summary

• Integrates high-side and low-side MOSFETs with gate drivers in a compact DrMOS module
• Operates with a single PWM input signal for simplified control
• Features a three-state 5V PWM input driver for flexible logic interfacing
• Includes thermal warning flag functionality for overtemperature protection

Full Half-Bridge (H Bridge) Drivers Applications

• Synchronous buck converter designs
• High-efficiency power management systems
• Compact DC-DC conversion modules

Full Half-Bridge (H Bridge) Drivers Procurement Notes

Verify the specific suffix and tape/reel configuration against the manufacturer's latest datasheet before ordering. Confirm that the PQFN-40-EP package dimensions match your PCB footprint requirements. Ensure the 4.5V to 5.5V supply voltage range aligns with your system's power rails. Check for any updated environmental compliance certifications required for your region.

Full Half-Bridge (H Bridge) Drivers Selection Notes

Select this component when space constraints require integrating both driver and power stages. It is suitable for applications demanding high peak efficiency exceeding 93%. Consider the 50A current capability for moderate-to-high load requirements. The single PWM input simplifies controller selection compared to discrete half-bridge solutions.

Full Half-Bridge (H Bridge) Drivers Part Context

This part belongs to onsemi's FDMF series of Xtra Small, High Performance, High Frequency DrMOS modules. These components are designed to replace traditional discrete half-bridge configurations. The series focuses on reducing board area while maintaining high switching frequencies and efficiency in power conversion applications.

Full Half-Bridge (H Bridge) Drivers Replacement Considerations

Public confirmed substitute part numbers: FDMF6823C, FDMF6820B.