MAX40203AUK+

OR Controllers, Ideal Diodes Overview

The MAX40203AUK+ is a low current ideal diode controller manufactured by Analog Devices / Maxim Integrated. It operates within a supply voltage range of 1.2 V to 5.5 V and features a static current consumption of 300 nA. The device is housed in an SOT-23-5 surface mount package and supports a maximum power dissipation of 312.6 mW. It functions as a voltage supervisory circuit with one monitored input and no watchdog timer capabilities. The component is rated for operation between -40°C and +125°C.

OR Controllers, Ideal Diodes Feature Summary

• Functions as a low current ideal diode controller for power path management
• Provides source selector switch capability for ORing applications
• Operates with ultra-low static current consumption

OR Controllers, Ideal Diodes Applications

• Power path management in portable electronics
• Battery backup systems requiring seamless switching
• ORing controllers for redundant power supplies

OR Controllers, Ideal Diodes Procurement Notes

Verify availability status carefully, as the MAX40203AUK+ may be subject to limited supply or discontinuation based on distributor reports. Confirm the specific suffix and package type against official datasheets before ordering. Ensure compliance with RoHS requirements and check for any obsolescence notices from Analog Devices. Contact authorized distributors directly for current stock levels and lead times.

OR Controllers, Ideal Diodes Selection Notes

Select this component when designing circuits that require efficient power path management with minimal quiescent current draw. The SOT-23-5 package suits space-constrained designs. Verify that the 1.2 V minimum operating voltage aligns with the system's rail specifications. Consider the thermal performance given the 312.6 mW power dissipation limit in the small outline package.

OR Controllers, Ideal Diodes Part Context

This part belongs to the MAX40203 series of ideal diode controllers from Maxim Integrated. These devices are designed to replace standard diodes in power paths, reducing voltage drop and improving efficiency. The series targets applications where power conservation and reliable source selection are critical, such as in mobile devices and battery-operated equipment.

OR Controllers, Ideal Diodes Replacement Considerations

No direct public substitute part numbers are confirmed for this specific package and variant.