MAX4995AFAUT+T

Current Regulation/Management Overview

The MAX4995AFAUT+T is a single-channel power distribution switch IC manufactured by Analog Devices Inc./Maxim Integrated. It operates within a supply voltage range of 1.7 V to 5.5 V and features a programmable current limit adjustable from 50 mA to 600 mA. The device exhibits a maximum on-resistance of 350 mOhms, with typical turn-on and turn-off times capped at 120 µs. Designed for surface-mount installation, it is housed in a compact SOT-23-6 package. The component supports an operating temperature range from -40°C to +125°C and dissipates up to 1.0724 W.

Current Regulation/Management Feature Summary

• Programmable current limiting capability allows precise adjustment of output current thresholds.
• Integrated thermal protection safeguards the device against overheating during fault conditions.
• Low on-resistance minimizes power loss and voltage drop across the switch channel.

Current Regulation/Management Applications

• USB port power switching and protection
• Peripheral circuit power distribution
• Battery-powered equipment load management

Current Regulation/Management Procurement Notes

Verify the complete part number including suffixes such as 'AUT' and '+T' to ensure correct package type and tape-and-reel configuration. Confirm RoHS compliance status and manufacturing origin through official distributor channels. Cross-reference the manufacturer's latest datasheet for any updates to electrical characteristics or pin assignments before finalizing procurement specifications.

Current Regulation/Management Selection Notes

Select this component when a single-channel switch with adjustable current limits is required. Ensure the application voltage stays within the 1.7 V to 5.5 V range. Verify that the SOT-23-6 package fits the PCB layout constraints. Consider the thermal performance relative to the expected load current and ambient temperature conditions.

Current Regulation/Management Part Context

This device belongs to the MAX4995A series of power distribution switches. It is designed for applications requiring efficient power management with built-in protection features. The series offers various package options to suit different board space requirements while maintaining consistent electrical performance standards.

Current Regulation/Management Replacement Considerations

Check for direct substitutes within the MAX4995 family, such as the MAX4995AAUT+T or MAX4995CAVB+T, ensuring identical pinouts and electrical parameters. Verify compatibility with existing circuit designs before substitution.

Current Regulation/Management FAQ

What determines the current limit setting?

The current limit is programmable via an external resistor connected to the ILIM pin, allowing adjustment between 50 mA and 600 mA.

Does the device include short-circuit protection?

Yes, the MAX4995AFAUT+T includes integrated thermal shutdown and foldback current limiting to protect against short circuits and overloads.