MC34VR500V4ESR2

Power Management - Specialized Overview

The MC34VR500V4ESR2 is a multi-output DC/DC regulator from NXP Semiconductors, housed in a QFN-56 package. It features a quad buck topology with up to 4.5A output capability and triple user-programmable LDOs. The device operates within an input voltage range of 2.8V to 4.5V and supports a switching frequency of 16MHz. It functions reliably between -40°C and +105°C, designed for high-efficiency power management in complex system-on-chip applications.

Power Management - Specialized Feature Summary

• Integrates four buck converters with high current output capability alongside three programmable low-dropout regulators
• Supports flexible power sequencing and dynamic load adjustments through user-programmable parameters
• Optimized for thermal efficiency and compact footprint in dense electronic assemblies

Power Management - Specialized Applications

• Power supply systems for NXP LS series network processors
• Power management for i.MX 8M family application processors
• Industrial building automation control units
• Mobile computer embedded power architectures

Power Management - Specialized Procurement Notes

Verify the complete part number including suffixes such as V4ESR2 against official NXP documentation to ensure correct pinout and electrical specifications. Confirm RoHS compliance status and specific tape-and-reel packaging requirements with the supplier prior to ordering. Cross-reference the datasheet revision date to ensure compatibility with your design's regulatory standards.

Power Management - Specialized Selection Notes

Select this component when designing power systems for NXP's Layerscape or i.MX 8M processor families requiring integrated buck and LDO solutions. Ensure the input voltage range aligns with your system's power rail availability. Consider the QFN-56 package thermal performance and PCB layout constraints for optimal heat dissipation during high-load operations.

Power Management - Specialized Part Context

This regulator belongs to the MC34VR500 series, specifically engineered as a companion power management IC for NXP's high-performance communication and application processors. It replaces discrete power solutions by integrating multiple regulation stages into a single chip, reducing board space and simplifying power tree design for networking and industrial devices.

Power Management - Specialized Replacement Considerations

Check NXP's official obsolescence notices for potential end-of-life status. Verify if the MC34VR500V1ESR2 variant offers sufficient feature parity for your specific voltage and current requirements before substituting.