ISL8023AIRTAJZ-T

Voltage Regulators - DC DC Switching Regulators Overview

The ISL8023AIRTAJZ-T is a synchronous buck switching regulator manufactured by Renesas Electronics Corporation. It operates with an input voltage range of 2.7 V to 5.5 V and delivers up to 3 A of output current. The adjustable output voltage spans from 600 mV to 5.5 V. The device supports a programmable switching frequency between 500 kHz and 4 MHz. It functions within an ambient temperature range of -40 °C to +85 °C and is housed in a QFN-EP-16 package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous buck topology for high efficiency
• Adjustable switching frequency capability
• Low quiescent current operation
• Integrated shutdown control

Voltage Regulators - DC DC Switching Regulators Applications

• Portable consumer electronics power management
• Industrial control system regulation
• Communication equipment power supplies
• Battery-powered device voltage conversion

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the complete part number including suffixes against official Renesas documentation to ensure correct package, temperature grade, and tape-and-reel specifications. Confirm RoHS compliance status and moisture sensitivity level requirements prior to ordering. Cross-reference datasheet revisions to validate electrical parameters and pinout configurations for your specific design implementation.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact synchronous buck solution is required for single-output applications. Ensure the input voltage does not exceed 5.5 V and the load current remains within the 3 A limit. Consider the thermal performance of the QFN-EP-16 package for your PCB layout. Verify that the desired switching frequency falls within the 500 kHz to 4 MHz programmable range.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the ISL8023 series of low quiescent current synchronous buck regulators. It is designed for space-constrained applications requiring efficient step-down conversion from a single-cell lithium-ion or lithium-polymer battery source. The series emphasizes low standby power consumption while maintaining stable regulation under varying load conditions.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult official Renesas substitution guides for verified alternatives. Direct replacements may include other members of the ISL802x family with compatible current ratings and package footprints. Verify pin-to-pin compatibility and electrical parameter alignment before integrating substitute components into existing designs.