MP86884DQKT-LF-P

Full Half-Bridge (H Bridge) Drivers Overview

The MP86884DQKT-LF-P is a monolithic half-bridge driver from Monolithic Power Systems, part of the Intelli-Phase family. It integrates high-side and low-side power MOSFETs with gate drivers to deliver up to 55A continuous output current per phase. The device operates within a wide input voltage range of 4.5V to 14V and supports switching frequencies between 100kHz and 1MHz. Packaged in a compact 6mm x 6mm TQFN-34, it accepts three-state PWM signals for multi-phase controller synchronization.

Full Half-Bridge (H Bridge) Drivers Feature Summary

• Integrates internal high-side and low-side MOSFETs and drivers to minimize parasitic inductance and optimize dead-time.
• Supports multi-phase operation by accepting three-state PWM signals from external controllers.
• Includes Accu-Sense current sampling and temperature monitoring capabilities for system protection.

Full Half-Bridge (H Bridge) Drivers Applications

• High-efficiency CPU core voltage regulation in notebook computers
• Multi-phase VRM designs requiring small form factor solutions
• General-purpose high-current power delivery systems

Full Half-Bridge (H Bridge) Drivers Procurement Notes

Verify component authenticity through authorized MPS distributors or certified partners. Confirm the specific suffix indicates lead-free (LF) compliance and tape-and-reel packaging. Review the official datasheet for thermal performance guidelines and ensure compatibility with your control logic voltage levels before integration.

Full Half-Bridge (H Bridge) Drivers Selection Notes

Select this component when designing space-constrained power stages requiring integrated power devices. Ensure the external controller supports three-state PWM signaling. Verify that the 14V maximum input voltage aligns with the system's power rail specifications and that the 55A current rating meets the peak load requirements.

Full Half-Bridge (H Bridge) Drivers Part Context

This device belongs to the Intelli-Phase series, designed to simplify multi-phase buck converter designs. By integrating power switches and drivers, it reduces board space and improves efficiency compared to discrete solutions. It is specifically engineered for applications demanding high current density and fast transient response.

Full Half-Bridge (H Bridge) Drivers Replacement Considerations

MP86945A is an alternative part number recommended for new designs. Verify pinout compatibility and electrical specifications against the original requirement before substitution.