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FAN2558S33X is listed in the Voltage Regulators - Linear, Low Drop Out (LDO) Regulators range at ChipApex. The manufacturer field lists onsemi. Its product description is IC REG LINEAR 3.3V 180MA SOT23-5. Review the specifications below when checking this part for your BOM.
The FAN2558S33X is a discontinued low voltage CMOS LDO from onsemi providing a fixed 3.3V output with a maximum load current of 180mA. It operates within an input voltage range of 2.7V to 5.5V and features 1% output accuracy. The device includes a power good indicator, thermal shutdown, and current limit protection. It utilizes a 5-lead SOT-23 package and requires only a 1µF output capacitor for stability.
This component is officially discontinued and not recommended for new designs. Verify the exact part number suffix against current onsemi databases due to Fairchild integration nomenclature changes. Contact an onsemi representative for legacy support or alternative recommendations.
Select this device only for maintenance or non-critical legacy replacements where the specific 3.3V fixed output and 180mA capability match the design requirements. Ensure the application does not require new design approval given its discontinued status.
Part of the FAN2558/FAN2559 family of low voltage CMOS LDOs. The FAN2558 series provides fixed outputs with power good indication, while the FAN2559 adds noise bypass capabilities. This specific model offers the 3.3V variant in a compact surface-mount package.
No public confirmed substitute part numbers are listed in the provided documentation. Consult onsemi representatives for suitable alternatives.
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FAN2558S33X is listed in the Voltage Regulators - Linear, Low Drop Out (LDO) Regulators range at ChipApex. The manufacturer field lists onsemi. Its product…
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