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ISL9021AIRUBZ-T7A 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 1.5V 250MA 6-UTDFN. Review the specifications below when checking this part for your BOM.
The ISL9021AIRUBZ-T7A is a single-output fixed linear low-dropout (LDO) voltage regulator manufactured by Renesas Electronics Corporation. It provides a fixed output voltage of 3.3 V with a maximum continuous load current of 250 mA. The device operates within an input voltage range of 1.5 V to 5.5 V and features a typical dropout voltage of 0.2 V at full load. It incorporates comprehensive protection mechanisms including overcurrent, thermal shutdown, reverse polarity, short-circuit, and soft-start capabilities. The component is housed in a compact 6-UTDFN package measuring 1.6 x 1.6 mm and supports surface-mount installation.
Verify the obsolete status of this component before design finalization. Confirm availability through authorized distributors or secondary markets as original production has ceased. Ensure that any substitute components meet the required electrical specifications and pin compatibility for your specific application needs.
Select this regulator when a fixed 3.3 V output is required with moderate current demands up to 250 mA. Consider its low quiescent current and small footprint for portable designs. Evaluate alternative LDOs if higher current capacity or adjustable output voltages are necessary for the target system architecture.
This part belongs to the ISL9021A series of low-dropout regulators from Renesas. The series offers various fixed output voltage options packaged in a 6-UTDFN format. These regulators are designed for applications prioritizing efficiency, noise performance, and compact size in power management solutions.
Public confirmed substitute part numbers: None identified in available documentation.
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