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ISL9003AIRUCZ-T is listed in the Voltage Regulators - Linear, Low Drop Out (LDO) Regulators range at ChipApex. The manufacturer field lists Renesas Electronics Corporation. Its product description is IC REG LINEAR 1.8V 150MA 6-UTDFN. Review the specifications below when checking this part for your BOM.
The ISL9003AIRUCZ-T is a low-dropout linear regulator manufactured by Renesas Electronics Corporation. It provides a fixed output voltage of 1.8V with a maximum continuous output current of 150mA. The device operates within an input voltage range of 2.7V to 6V and features a typical quiescent current of 46µA. It is housed in a compact 6-UTDFN package, suitable for surface-mount applications.
Verify the specific suffix 'T' indicates tape-and-reel packaging configuration. Confirm the 1.8V output variant matches system requirements. Check RoHS compliance status as per latest datasheet revisions. Ensure ESD handling precautions are observed during assembly due to the small package type.
Select this component when a fixed 1.8V rail is required at currents up to 150mA. Consider the 6-UTDFN package size constraints against available PCB real estate. Evaluate thermal performance based on expected ambient temperatures and load conditions within the specified operating range.
This part belongs to the ISL9003 series of low-noise LDO regulators. It shares architectural similarities with other variants in the family but is distinguished by its specific 1.8V fixed output and 150mA current rating. The series targets portable applications where space and power efficiency are critical design parameters.
Direct substitutes include other ISL9003 variants with different output voltages if adjustable, or similar 150mA LDOs from Renesas such as the ISL9008 series. Verify pin compatibility and thermal characteristics before swapping to ensure board-level functionality remains intact.
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