ISL9104IRUBZ-T7A

Voltage Regulators - DC DC Switching Regulators Overview

The ISL9104IRUBZ-T7A is a synchronous buck converter manufactured by Renesas Electronics Corporation. It operates with an input voltage range of 2.7 V to 6 V and provides a maximum output current of 500 mA. The device utilizes a fixed switching frequency of 4.3 MHz, enabling the use of compact external components. It supports adjustable output voltages from 0.8 V to 6 V. The component is housed in a UTDFN-6 package and is rated for operation within a temperature range of -40°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous step-down topology optimized for high efficiency
• Fixed 4.3 MHz switching frequency for reduced passive component size
• Low quiescent current operation in skip mode under light loads

Voltage Regulators - DC DC Switching Regulators Applications

• Powering low-voltage microprocessors
• Portable devices such as PDAs
• Cellular phones

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'T7A' against official Renesas documentation to confirm tape and reel packaging specifications. Confirm that the UTDFN-6 package variant matches the required footprint. Check for end-of-life status or obsolescence notices, as some ISL9104 variants are marked for discontinuation. Ensure RoHS compliance details align with project requirements.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact solution is required for low-power applications. The 4.3 MHz frequency allows for smaller inductors compared to lower-frequency alternatives. Verify that the 500 mA output current meets the load requirements. Consider thermal performance in the UTDFN-6 package if operating near maximum current limits.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the ISL9104 family of synchronous buck converters designed for portable electronics. The series focuses on minimizing board space through high-frequency operation and small package footprints. It serves as a power management solution for battery-operated devices requiring efficient voltage regulation.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material.