ISL91211AIKZT7AR5874

Voltage Regulators - DC DC Switching Regulators Overview

The ISL91211AIKZT7AR5874 is a three-output programmable buck switching regulator IC manufactured by Renesas Electronics Corporation. It features three independent channels, each capable of delivering up to 5A of output current. The device operates with an input voltage range starting at 2.7V and provides adjustable output voltages from 0.3V to 2V. It utilizes a 2MHz switching frequency and is housed in a 35-BGA package. The component supports an operating temperature range from -40°C to +85°C and includes a quiescent current of 1.2mA.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Three independent programmable step-down converter channels
• High current capability per channel for demanding loads
• Integrated custom OTP configuration support
• Compact BGA packaging for space-constrained designs

Voltage Regulators - DC DC Switching Regulators Applications

• Xilinx FPGA power management systems
• Programmable logic device core voltage regulation
• Embedded systems requiring multi-rail power sequencing

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the obsolete lifecycle status before procurement planning. Confirm that the specific suffix AR5874 matches required device marking and custom OTP configurations. Ensure compatibility with existing PCB footprints and thermal management strategies for the 35-BGA package. Check for available replacement components due to end-of-life status.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when designing systems requiring three synchronized or independent low-voltage rails for Xilinx devices. Consider the 2MHz switching frequency for trade-offs between efficiency and external component size. Evaluate the 35-BGA package constraints for assembly processes. Verify that the 0.3V minimum output meets the lowest load requirements.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the ISL91211 family of PMICs designed primarily for Xilinx FPGA applications. The AIK variant specifically denotes the three-output configuration, distinguishing it from four-output versions like the ISL91211BIK. These regulators are engineered to provide precise voltage control and efficient power conversion for complex digital logic families.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Public confirmed substitute part numbers: None identified.