ISL91302BIKZT7AR5852

Voltage Regulators - DC DC Switching Regulators Overview

The ISL91302B is a highly efficient, dual or single output, synchronous multiphase buck switching regulator. It features four integrated power stages capable of delivering up to 5A per phase continuous output current. The device supports flexible configurations including dual output (3+1 or 2+2) and single output (4-phase). It operates with a supply voltage range of 2.5V to 5.5V and achieves peak efficiency of 94%. The component utilizes R5 modulator technology for robust transient response and loop stability without external compensation.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Supports flexible power stage assignment for dual or single output configurations
• Integrates low ON-resistance MOSFETs and automatic diode emulation
• Features proprietary R5 modulator technology for fast transient response
• Enables I2C and SPI programmability for output control

Voltage Regulators - DC DC Switching Regulators Applications

• CPU and GPU core power in mobile applications
• Powering application processors in smartphones and tablets
• Supplying AI processors and industrial MPUs
• Powering FPGAs and solid-state drives

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix IKZT7AR5852 against official Renesas documentation to confirm package type, tape and reel specifications, and temperature grade. Ensure compatibility with required programming tools for OTP configuration. Confirm RoHS compliance status as indicated in the datasheet.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when designing compact power solutions for high-current digital loads requiring minimal external components. It is suitable for systems needing independent dynamic voltage scaling and telemetry. Consider the WLCSP package constraints for PCB layout and thermal management requirements.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the ISL91302 family of multiphase PMICs from Renesas Electronics. These devices are designed to replace traditional discrete power solutions by integrating controllers and power stages into a small footprint, addressing the need for higher efficiency and smaller board space in portable electronics.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Check for direct pin-to-pin compatible alternatives within the ISL91301 series if different phase configurations are required. Verify that any substitute maintains the same WLCSP package dimensions and electrical characteristics for seamless integration.