MP86884DQKT-P

Full Half-Bridge (H Bridge) Drivers Overview

The MP86884DQKT-P is a monolithic half-bridge switching controller from Monolithic Power Systems, designed for high-current applications. It features an Intelli-Phase architecture supporting up to 55A output current per phase with a wide input voltage range of 4.5V to 14V. The device operates at switch frequencies between 100 kHz and 1 MHz and accepts three-state PWM signals. Integrated into a compact 34-TQFN (6x6 mm) package, it includes Accu-Sense current sampling, temperature monitoring, and fault protection mechanisms such as overcurrent and overtemperature shutdown.

Full Half-Bridge (H Bridge) Drivers Feature Summary

• Integrates high-side and low-side drivers with internal bootstrap circuitry to minimize parasitic inductance and optimize dead-time.
• Supports multi-phase operation through compatibility with three-state PWM control signals for synchronized phase interleaving.
• Provides real-time system health monitoring via integrated current sensing and thermal detection capabilities.

Full Half-Bridge (H Bridge) Drivers Applications

• High-efficiency power delivery systems for notebook computers
• Multi-phase CPU or GPU core voltage regulation modules
• General-purpose high-current DC-DC conversion stages

Full Half-Bridge (H Bridge) Drivers Procurement Notes

Verify the component status carefully before integration, as this specific part number may be designated as Not Recommended for New Designs (NRND). Confirm availability through authorized distributors and check for active production cycles. Ensure that the final design utilizes the correct suffix and packaging specifications to match the intended manufacturing process and supply chain requirements.

Full Half-Bridge (H Bridge) Drivers Selection Notes

Select this controller when designing power stages requiring high continuous current density within a minimal footprint. It is suitable for applications demanding precise phase synchronization and advanced fault management. Consider the operating temperature range and input voltage constraints to ensure compatibility with the target load and power source characteristics.

Full Half-Bridge (H Bridge) Drivers Part Context

This component belongs to the MP86883/MP86884 series of intelligent phase solutions. It represents a specialized class of power management ICs focused on delivering high-performance voltage regulation for portable computing devices. The series emphasizes integration and efficiency to meet the stringent size and power requirements of modern mobile electronics.

Full Half-Bridge (H Bridge) Drivers Replacement Considerations

Public confirmed substitute part numbers include MP86945-AGVT-Z. Verify functional compatibility and pinout alignment before substitution.