ISL6420IRZ

DC DC Switching Controllers Overview

The ISL6420IRZ is an advanced single synchronous buck PWM controller manufactured by Renesas Electronics Corporation. It operates with a non-isolated topology and supports an input voltage range of 4.5V to 28V. The device provides a variable output voltage ranging from 500mV to 5.5V, designed for applications requiring up to 10A maximum load current. It utilizes a QFN-20 package and functions within a temperature range of -40°C to +85°C.

DC DC Switching Controllers Feature Summary

• Integrates complete control and protection schemes for high-performance DC/DC buck converters in a single package
• Designed to drive N-channel MOSFETs in a synchronous rectified buck topology
• Supports flexible input voltage ranges suitable for various power supply architectures

DC DC Switching Controllers Applications

• High performance DC/DC buck converter implementations
• System power management requiring integrated control and protection
• Evaluation board configurations for synchronous buck designs

DC DC Switching Controllers Procurement Notes

Verify the specific suffix 'IRZ' against the manufacturer's official documentation to confirm package type and temperature grade. Confirm availability status as this component may be subject to discontinuation notices or lifecycle changes. Ensure compatibility with required N-channel MOSFET drivers before procurement.

DC DC Switching Controllers Selection Notes

Select this controller for designs requiring a single-phase synchronous buck solution with integrated protection features. Consider the 4.5V to 28V input range when matching source voltages. Verify that the QFN-20 footprint fits the target PCB layout constraints and thermal requirements for the intended load current.

DC DC Switching Controllers Part Context

This component belongs to the ISL6420 family of advanced single synchronous buck PWM controllers. It is distinct from multi-phase controllers like the ISL68224 or dual-output regulators such as the ISL8022. The device focuses on simplifying high-current single-rail power delivery through integrated digital hybrid control mechanisms.

DC DC Switching Controllers Replacement Considerations

Public documentation indicates no recommended replacements are available for this specific part number. Check for general family successors or updated PMBus-compatible controllers if direct substitution is required.