ISL8016IR33Z

Voltage Regulators - DC DC Switching Regulators Overview

The ISL8016IR33Z is a synchronous buck switching regulator manufactured by Renesas Electronics Corporation. It provides a fixed 3.3 V output with a maximum current capacity of 6 A. The device operates from an input voltage range of 2.7 V to 5.5 V and supports programmable switching frequencies between 500 kHz and 4 MHz. It utilizes a 20-VFQFN exposed pad package and functions within a temperature range of -40°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous step-down topology for high efficiency
• Programmable switching frequency capability
• Low quiescent current operation

Voltage Regulators - DC DC Switching Regulators Applications

• Industrial control systems
• Portable equipment power supplies
• Embedded computing platforms

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'R33' confirms the fixed 3.3 V output configuration, as other suffixes in the ISL8016 series indicate adjustable or different fixed voltages. Confirm the package designation matches the required QFN-EP-20 footprint. Ensure compliance with RoHS directives and moisture sensitivity level requirements for the assembly process.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 3.3 V rail is required at up to 6 A from a single-cell lithium battery or 5 V source. Consider the ISL8016IRAJZ if an adjustable output voltage is needed instead of a fixed value. Evaluate the thermal performance of the QFN-EP-20 package against the expected ambient conditions and PCB copper area.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the ISL8016 family of high-performance synchronous buck regulators designed for space-constrained applications. The family includes variants with fixed outputs (e.g., 1.8 V, 3.3 V) and adjustable versions, all sharing similar electrical characteristics and pinouts to facilitate design flexibility across different voltage rails.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

The ISL8016IRAJZ serves as a functional alternative within the same family, offering an adjustable output voltage range of 600 mV to 5.5 V while maintaining identical pinout and package specifications.