ISL68124IRAZ-T

Power Supply Controllers, Monitors Overview

The ISL68124IRAZ-T is a digital switching controller from the Renesas ISL68124 series, designed for high-performance power management applications. It supports a 4-phase X+Y configuration with two independent outputs. The device operates within a switch frequency range of 200 kHz to 1 MHz and delivers an output voltage adjustable from 250 mV to 3.05 V. It supports up to 240 A of output current. The controller features PMBus communication and is housed in a 40-lead 5x5 mm QFN package. It functions as a non-isolated digital controller with a shutdown capability, operating on a 3.3 V supply voltage.

Power Supply Controllers, Monitors Feature Summary

• Supports flexible multi-phase configurations including 4-phase X+Y setups for efficient power delivery.
• Integrates PMBus interface for digital control, monitoring, and configuration via PowerNavigator software.
• Features advanced digital modulation schemes to optimize transient response and efficiency across load ranges.

Power Supply Controllers, Monitors Applications

• Server and storage equipment power supplies
• Telecom and datacom infrastructure
• Point-of-load (POL) regulators for DSP, ASIC, and FPGA

Power Supply Controllers, Monitors Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and check for recent Product Change Notifications (PCN) regarding labeling or assembly updates. Ensure proper handling due to moisture sensitivity classification. Review datasheet specifications against system requirements before integration.

Power Supply Controllers, Monitors Selection Notes

Select this model for designs requiring precise digital control over multi-phase VR13 compliant loads. Consider the 200 kHz to 1 MHz frequency range for balancing size and efficiency. Verify that the 240 A current capability aligns with target load demands. Ensure compatibility with existing PMBus-based management systems and thermal constraints of the 40-QFN package.

Power Supply Controllers, Monitors Part Context

Part of the ISL68124 series, this controller complements Renesas' portfolio of intelligent power stages. It is engineered for dense, high-efficiency DC/DC conversion. The series emphasizes digital flexibility, allowing dynamic phase adjustment and detailed fault logging. It serves as a core component in modern computing and networking power architectures.

Power Supply Controllers, Monitors Replacement Considerations

Check for updated revisions within the ISL68124 family. Verify pinout and electrical parameter compatibility if substituting with other Renesas digital controllers like the ISL69124 series. Ensure any alternative part supports the required PMBus version and phase count.