ISL99390HRZ-TR5935

Full Half-Bridge (H Bridge) Drivers Overview

The ISL99390HRZ-TR5935 is a 90A Smart Power Stage (SPS) module from Renesas, designed for high-density power delivery. It operates with an input voltage range of 3V to 16V and supports switching frequencies up to 1.25MHz. The device integrates high-accuracy current monitoring with ±3% continuous signal precision and an 8mV/°C temperature monitor. It features a thermal-enhanced 5x6 QFN-39 package and includes comprehensive fault protection mechanisms such as overcurrent, short circuit, over-temperature, and UVLO.

Full Half-Bridge (H Bridge) Drivers Feature Summary

• Integrates high-accuracy current and temperature monitoring sensors for precise system management
• Includes comprehensive fault protection features including smart reverse overcurrent and over-temperature protection
• Features a thermal-enhanced 5x6 QFN package for high-density design applications

Full Half-Bridge (H Bridge) Drivers Applications

• Accelerators including GPUs, ASICs, and AI processors
• Microprocessor cores, graphics, and memory voltage regulation
• Server, network, and cloud computing dense VR POL DC/DC converters

Full Half-Bridge (H Bridge) Drivers Procurement Notes

Verify the specific suffix TR5935 against the official Renesas datasheet to confirm tape-and-reel packaging specifications and moisture sensitivity levels. Ensure compatibility with the intended digital multiphase controller, such as the ISL68/69xxx series or phase multiplier ISL6617A, before procurement. Confirm that the 5x6 QFN-39 footprint matches the target PCB layout requirements.

Full Half-Bridge (H Bridge) Drivers Selection Notes

Select this component when designing systems requiring 90A output capability with integrated sensing to eliminate external DCR networks. It is suitable for applications demanding high transient response and simplified thermal management through its enhanced package. Verify that the control logic supports the required three-state PWM input interface for proper synchronization with multi-phase controllers.

Full Half-Bridge (H Bridge) Drivers Part Context

This part belongs to the ISL99390 family of Smart Power Stages, which are optimized for use with Renesas digital multiphase controllers. The family provides advanced linear digital modulation and auto phase add/drop capabilities. The HRZ variant specifically denotes the reel packaging configuration within the broader SPS product line.

Full Half-Bridge (H Bridge) Drivers Replacement Considerations

The ISL99390FRZ-TR5935 and ISL99390BRZ-TR5935 are compatible variants within the same family offering identical electrical performance and pinout configurations. These parts serve as direct functional substitutes for the HRZ version in existing designs.