ISL9003AIRUBZ-T

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview

The ISL9003AIRUBZ-T is a low-dropout linear voltage regulator manufactured by Renesas Electronics Corporation. It provides a fixed output voltage of 1.5 V with a maximum continuous output current of 150 mA. The device operates within an input voltage range of 2.3 V to 6.5 V and features a DFN-10 package suitable for surface-mount applications. It maintains a regulated output with high power supply rejection ratio characteristics across the specified operating temperature range of -40°C to +85°C.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary

• Provides a fixed 1.5 V output voltage with 150 mA load capability
• Operates from a wide input voltage range between 2.3 V and 6.5 V
• Designed for low noise performance with high power supply rejection
• Available in a compact DFN-10 surface-mount package

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications

• Portable battery-powered electronic devices
• Low-noise analog circuit power supplies
• RF module biasing circuits
• Embedded system logic level translation

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels due to potential availability constraints. Confirm RoHS compliance status and specific manufacturing lot details upon order placement. Review official datasheets for handling precautions and storage conditions relevant to the DFN-10 package type before integration into production workflows.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes

Select this regulator when a stable 1.5 V rail is required for sensitive analog or RF sections within a 2.3 V to 6.5 V input system. Ensure the thermal design accommodates the power dissipation at the expected load current. Verify that the DFN-10 footprint matches the PCB layout requirements and that the 150 mA current limit suffices for the target application's peak demands.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context

This component belongs to the ISL9003A series of low-dropout regulators, which are part of Renesas' broader portfolio of power management integrated circuits. The series focuses on providing clean, stable voltage rails for portable and communication equipment where low quiescent current and minimal noise are critical design parameters.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations

Consult official Renesas documentation for verified cross-reference part numbers. Direct replacements must match the 1.5 V fixed output, 150 mA current rating, DFN-10 package, and electrical specifications to ensure functional compatibility without redesign.