MAX5943EEEE+T

OR Controllers, Ideal Diodes Overview

The MAX5943EEEE+T is a hot-swap voltage controller designed for FireWire current limiting and low-drop ORing switch applications. It operates within an input voltage range of 7.5 V to 37 V, featuring adjustable current limit control. The device supports single-channel operation with a typical quiescent supply current of 1.3 mA. It functions reliably across an extended temperature range from -40°C to +85°C. Packaged in a QSOP-16 surface-mount format, it integrates protection features suitable for board insertion into live backplanes.

OR Controllers, Ideal Diodes Feature Summary

• Integrated adjustable current limiting for safe hot-swap operations
• Low-drop ORing switch controller functionality
• Designed specifically for FireWire interface compliance

OR Controllers, Ideal Diodes Applications

• FireWire current limiting circuits
• Low-drop ORing power distribution
• Hot-swap controller implementations

OR Controllers, Ideal Diodes Procurement Notes

Verify component authenticity through authorized distributors or manufacturer channels due to limited availability status. Confirm RoHS compliance details and specific lot traceability requirements before procurement. Ensure the QSOP-16 package variant matches design specifications. Check for obsolescence notices as supply may be restricted.

OR Controllers, Ideal Diodes Selection Notes

Select this component when designing systems requiring precise current limiting for FireWire interfaces. Verify that the 7.5 V to 37 V input range aligns with system power rails. Consider the QSOP-16 footprint constraints during PCB layout. Evaluate thermal dissipation capabilities relative to the 667 mW power rating under expected load conditions.

OR Controllers, Ideal Diodes Part Context

This part belongs to the MAX5943A series of hot-swap controllers from Analog Devices/Maxim Integrated. It serves as a specialized solution for managing power delivery in high-speed serial bus applications. The device complements other PMIC offerings by providing dedicated protection for sensitive interface ports without external discrete components.

OR Controllers, Ideal Diodes Replacement Considerations

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