ISL62386HRTZ-T

Power Supply Controllers, Monitors Overview

The ISL62386HRTZ-T is a synchronous step-down voltage regulator controller manufactured by Renesas Electronics Corporation. It supports input voltages up to 14V and delivers output currents exceeding 50A. The device integrates dual high-side and low-side drivers for external N-channel MOSFETs, featuring programmable switching frequencies from 200kHz to 700kHz. Key electrical parameters include an output voltage range of 0.8V to 3.3V, with precision feedback control. It operates within a temperature range of -40°C to +105°C and utilizes a 48-lead TQFN package.

Power Supply Controllers, Monitors Feature Summary

• Integrated dual high-side and low-side gate drivers optimized for external N-channel power MOSFETs
• Programmable switching frequency allowing flexibility between 200kHz and 700kHz
• Built-in protection mechanisms including over-current, over-voltage, and thermal shutdown
• Supports sequential startup and tracking capabilities for multi-rail power systems

Power Supply Controllers, Monitors Applications

• Point-of-load (POL) regulation in telecommunications infrastructure
• Voltage regulation for field-programmable gate arrays (FPGAs)
• Power supply modules for industrial equipment
• Server and storage system voltage regulation

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix 'T' indicates tape and reel packaging configuration. Confirm RoHS compliance status as per current datasheet revisions. Check for obsolescence notices or last-time buy notifications from Renesas. Ensure compatibility with required MOSFET gate drive characteristics. Validate operating temperature range requirements against application environment specifications.

Power Supply Controllers, Monitors Selection Notes

Select this component when high current delivery above 50A is required with precise voltage regulation. Consider the integrated driver capability to reduce external component count. Evaluate the programmable frequency range against electromagnetic interference (EMI) constraints. Assess thermal performance requirements given the high current density and package type. Verify input voltage stability does not exceed the 14V maximum rating.

Power Supply Controllers, Monitors Part Context

This part belongs to the ISL6238x family of synchronous buck controllers designed for high-performance digital loads. It complements other Renesas PMIC solutions by offering discrete control flexibility for custom power stages. The technology leverages advanced gate drive circuits to minimize switching losses and improve transient response compared to earlier generation controllers.

Power Supply Controllers, Monitors Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Consult Renesas official cross-reference tools for equivalent devices. Verify pin-to-pin compatibility if considering alternative manufacturers. Ensure electrical specifications match or exceed original design requirements.