MAX5007BCUB+

Overview

The MAX5007BCUB+ is a low-dropout linear regulator manufactured by Analog Devices Inc. under the Maxim Integrated brand, housed in a UMAX-10 surface-mount package. It provides a fixed 3.3 V output with a maximum current capacity of 150 mA. The device operates within an input voltage range of 4 V to 5.5 V and features a typical dropout voltage of 300 mV at full load. Quiescent current is specified at 25 uA, ensuring efficient power management. It supports single-output positive polarity regulation with an accuracy of 3%.

Feature Summary

• Integrates USB LDO regulation with high-voltage transient protection capabilities
• Includes integrated microprocessor reset functionality for system supervision
• Designed for compact surface-mount applications requiring low quiescent current

Applications

• USB-powered portable electronic devices
• Systems requiring combined voltage regulation and reset supervision
• Compact consumer electronics utilizing UMAX packaging

Procurement Notes

Verify component authenticity through authorized distribution channels due to limited supply status. Confirm RoHS compliance details and check specific manufacturing lot dates against project requirements. Ensure storage conditions align with manufacturer guidelines for moisture-sensitive devices prior to assembly.

Selection Notes

Select this component when a fixed 3.3 V rail is required alongside reset supervision in space-constrained designs. Evaluate thermal performance based on the 444 mW power dissipation limit. Consider the 300 mV dropout characteristic relative to minimum input voltage availability in the target application circuit.

Part Context

This part belongs to the MAX5007 series of low-dropout regulators designed specifically for USB applications. It combines power management with system supervision functions in a single small outline package. The series targets portable devices where board space and power efficiency are critical design constraints.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.