ISL6273IRZ

Voltage Regulators - DC DC Switching Regulators Overview

The ISL6273IRZ is a single-output synchronous buck switching regulator manufactured by Renesas Electronics Corporation. It integrates high-side and low-side power MOSFETs within a compact DFN-EP-10 package. The device operates with an input voltage range of 2.7 V to 5.5 V, delivering a maximum output current of 1.2 A. The adjustable output voltage spans from 800 mV to 5.5 V. It functions at a fixed switching frequency of 1.5 MHz and supports operation across a temperature range of -40°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates synchronous buck topology with internal power switches for space-constrained designs
• Supports adjustable output voltage regulation via external resistor network
• Operates at a fixed 1.5 MHz switching frequency to minimize passive component size

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronics requiring efficient step-down conversion
• Battery-powered devices utilizing single-cell lithium-ion sources
• Embedded systems with 3.3 V or 5 V logic requirements

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix IRZ against the manufacturer datasheet to confirm the tape-and-reel packaging configuration. Confirm RoHS compliance status as indicated in the latest product documentation. Check for End-of-Life (EOL) notifications or Product Change Notices (PCN) regarding manufacturing site changes or material substitutions before finalizing procurement plans.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a single-channel solution with integrated power FETs is required for low-current applications. Ensure the input voltage source remains within the 2.7 V to 5.5 V operational window. Verify that the 1.2 A output current capability meets the load requirements without exceeding thermal limits in the DFN-EP-10 package.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the ISL6273 series of switching regulators from Renesas. It serves as a compact power management solution for portable applications. The series focuses on integrating power stages to reduce board space while maintaining efficiency standards typical of synchronous buck converters in the PMIC category.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult official cross-reference lists for direct replacements. Verify pin compatibility and electrical specifications if considering alternative manufacturers.