ISL99390BFRZ-TR5935

Full Half-Bridge (H Bridge) Drivers Overview

The ISL99390BFRZ-TR5935 is a 90A Smart Power Stage (SPS) module from Renesas Electronics, designed for high-density power conversion. It operates with an input voltage range of 3 V to 16 V and supports a maximum output voltage of 3.3 V. The device delivers up to 90 A of output current and features integrated high-accuracy current and temperature monitoring. Packaged in a QFN-39 format, it is compatible with digital multi-phase controllers.

Full Half-Bridge (H Bridge) Drivers Feature Summary

• Integrates high-precision current and temperature monitoring sensors within the module.
• Provides comprehensive fault protection including overcurrent, short circuit, and thermal shutdown.
• Compatible with digital PWM controllers for precise system-level power management.

Full Half-Bridge (H Bridge) Drivers Applications

• Accelerators such as GPUs, ASICs, and AI hardware
• Microprocessor core, graphics, and memory voltage regulators
• High-density voltage regulators for servers, networks, and cloud computing

Full Half-Bridge (H Bridge) Drivers Procurement Notes

Verify the specific suffix 'BFRZ' against official datasheets to confirm pinout and electrical characteristics, as variations exist within the ISL99390 family. Ensure compatibility with the intended digital controller before procurement. Check for moisture sensitivity levels and storage requirements due to the QFN package type.

Full Half-Bridge (H Bridge) Drivers Selection Notes

Select this component when designing high-current POL converters requiring integrated sensing. It simplifies design by eliminating external DCR sensing networks. Ensure the application requires a 3.3V logic interface for PWM inputs and benefits from the compact QFN-39 footprint for space-constrained server or accelerator boards.

Full Half-Bridge (H Bridge) Drivers Part Context

This part belongs to the ISL99390 series of Smart Power Stages. It is engineered to work in conjunction with Renesas digital multi-phase controllers like the ISL68/69xxx series. The module integrates high-side and low-side FETs with gate drivers and protection circuits into a single thermally enhanced package.

Full Half-Bridge (H Bridge) Drivers Replacement Considerations

ISL99390R5935 is a verified substitute within the same product family offering similar 90A capabilities and integration features.