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ET54210Y1B is listed in the Voltage Regulators - Linear, Low Drop Out (LDO) Regulators range at ChipApex. The manufacturer field lists ETEK MICROELECTRONICS. Its product description is 1.0V 400MA. Review the specifications below when checking this part for your BOM.
The ET54210Y1B is a linear voltage regulator IC manufactured by ETEK MICROELECTRONICS. It provides a positive fixed output voltage of 1.0V with a maximum output current capability of 400mA. The device is housed in a compact 4-DFN (1x1) package, suitable for space-constrained applications requiring stable power regulation.
Verify the specific manufacturer datasheet for absolute maximum ratings and thermal characteristics before integration. Confirm that the 1.0V output aligns with target load requirements. Ensure the 4-DFN footprint matches the PCB design constraints. Check for RoHS compliance status if required by project specifications.
Select this component when a precise 1.0V rail is needed with moderate current demands. The 400mA limit defines the maximum load capacity. Consider the 4-DFN size for board real estate optimization. Compare against other LDOs if higher current or adjustable voltage is required.
ETEK MICROELECTRONICS specializes in analog integrated circuits and power management solutions. The ET54210Y1B belongs to their line of low-dropout regulators designed for mobile and portable electronics. This series focuses on providing efficient power conversion in small form factors.
Cross-reference with other 1.0V, 400mA LDOs in 4-DFN packages from manufacturers like TI or ST. Verify pin compatibility and thermal performance similarities before substitution.
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