MAX8555ETB+

OR Controllers, Ideal Diodes Overview

The MAX8555ETB+ is a low-cost, high-reliability ORing MOSFET controller designed for power management applications. It operates within a supply voltage range of 3 V to 5.5 V and supports input voltages from 0.5 V to 3.3 V. The device features a UMAX-10 surface-mount package and functions as a single-channel gate driver with one output. It delivers an output current of 30 uA and has a fall time of 200 ns. The component operates at a working supply current of 3.3 mA with a power dissipation of 444 mW. It is rated for temperatures between -40 C and +85 C.

OR Controllers, Ideal Diodes Feature Summary

• Integrates high-reliability ORing control logic for redundant power systems
• Supports low-voltage operation down to 0.5 V input
• Provides single-channel gate driving capability for external MOSFETs

OR Controllers, Ideal Diodes Applications

• Redundant power supply architectures
• ORing controller circuits for battery backup systems
• Low-voltage power distribution networks

OR Controllers, Ideal Diodes Procurement Notes

Verify the exact suffix ETB against official Analog Devices documentation to confirm pinout and thermal specifications. Confirm RoHS compliance status through the manufacturer's environmental data sheets. Check for obsolescence notices or lifecycle changes prior to procurement planning. Ensure the UMAX-10 package footprint matches the design requirements.

OR Controllers, Ideal Diodes Selection Notes

Select this component when designing systems requiring reliable power path redundancy with minimal cost. Consider the 0.5 V minimum input threshold for compatibility with various power sources. Evaluate the 30 uA output drive capability against the target MOSFET gate charge requirements. Verify that the operating temperature range meets the environmental constraints of the application.

OR Controllers, Ideal Diodes Part Context

The MAX8555 series belongs to Analog Devices' portfolio of power management integrated circuits, specifically focusing on efficient power routing solutions. This part is categorized under PMIC controllers and is distinct from linear regulators or switching converters in the same family. It serves as a specialized solution for managing parallel power inputs.