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SPX3819M5-L-3-0/TR is listed in the Voltage Regulators - Linear, Low Drop Out (LDO) Regulators range at ChipApex. The manufacturer field lists MaxLinear, Inc.. Its product description is IC REG LINEAR 3V 500MA SOT23-5. Review the specifications below when checking this part for your BOM.
The SPX3819M5-L-3-0/TR is a positive fixed linear regulator manufactured by MaxLinear, Inc., housed in an SOT-23-5 package. It provides a fixed output voltage of 3V with a maximum output current of 500mA. The device supports an input voltage range up to 16V and exhibits a maximum dropout voltage of 0.7V at full load. Quiescent current is specified at 8 µA, while maximum supply current reaches 30 mA. Operating temperature spans from -40°C to 125°C. Protection features include overcurrent, thermal shutdown, and reverse polarity protection.
Verify the specific suffix configuration against official MaxLinear documentation to ensure compatibility with required packaging and voltage tolerances. Confirm that the SOT-23-5 footprint matches the target PCB layout constraints. Cross-reference the part number with the manufacturer's latest datasheet to validate active status and any recent design changes or obsolescence notices before finalizing procurement plans.
Select this component when a fixed 3V output is required within a compact SOT-23-5 form factor. Ensure the input voltage does not exceed the 16V maximum rating under all operating conditions. Consider the 0.7V dropout characteristic relative to the minimum expected input voltage to maintain regulation. Verify that the 500mA current capability meets the peak load requirements of the application circuit.
This part belongs to the SPX3819 series of low-noise LDO regulators designed for high-efficiency performance. The series offers various fixed voltage options and adjustable variants across multiple packages including SOT-23-5, SOIC-8, and DFN-8. The SPX3819M5 variant specifically targets space-constrained designs while maintaining robust protection features and low static current consumption typical of the family.
SPX3819M5-L-3-3/TR (Fixed 3.3V Output)
The maximum input voltage is 16V.
Yes, the SPX3819M5-L-3-0/TR includes built-in reverse polarity protection.
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