ADM1041ARQZ-RL7

Overview

The ADM1041ARQZ-RL7 is a power supply controller manufactured by Analog Devices Inc., designed for server applications. It utilizes a QSOP-24 package and operates as a switching voltage regulator within the PMIC category. The device supports input voltages ranging from 3V to 5.5V, with output capabilities between 3.3V and 24V. It features a switch frequency range of 200 kHz to 1 MHz and provides output currents of 350 mA or 500 mA across two outputs. Operating temperatures span from -40°C to +105°C, ensuring reliability in demanding environments.

Feature Summary

• Integrated magnetic coupling isolation for secure signal transmission
• Built-in feedback mechanism for stable regulation
• Shutdown capability for power management efficiency

Applications

• Server power supply systems
• Industrial control units requiring isolated regulation
• High-reliability embedded power architectures

Procurement Notes

Verify the exact suffix RL7 against official Analog Devices documentation to confirm reel packaging specifications. Ensure compatibility with QSOP-24 footprints during PCB layout. Cross-reference thermal requirements with system constraints before finalizing procurement decisions.

Selection Notes

Select this component when isolated switching regulation is required for server-grade power supplies. Consider the 2.5kV isolation rating and dual-output current capabilities. Evaluate thermal performance within the specified operating temperature range to ensure long-term stability.

Part Context

This part belongs to the ADM1041 series of power controllers. It is distinct from digital isolators like the ADUM3070 despite similar naming conventions. The ARQZ designation indicates the specific package and temperature grade. Verify datasheet revisions for any pinout changes.

Replacement Considerations

Check Analog Devices documentation for direct cross-references. No public substitute part numbers are confirmed in available data.