IXD3265C251MR-G

Voltage Regulators - DC DC Switching Regulators Overview

The IXD3265C251MR-G is a synchronous step-down DC-DC converter manufactured by Zilog. It operates as an ultra-low power switching voltage regulator with a fixed output voltage of 2.5V. The device features a PFM control architecture and includes an auto discharge function for enhanced safety during shutdown. It provides a maximum output current capability of 200mA while maintaining extremely low quiescent current consumption, making it suitable for battery-powered applications requiring high efficiency at light loads.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous step-down topology for improved efficiency
• Ultra-low power consumption with 0.5uA quiescent current
• Integrated auto discharge circuit for safe shutdown
• Fixed 2.5V output voltage configuration

Voltage Regulators - DC DC Switching Regulators Applications

• Battery-powered embedded systems
• Portable consumer electronics
• Low-power microcontroller supply rails
• IoT sensor nodes

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the manufacturer designation carefully, as some listings associate this part number with ZiLOG while others may reference IXYS or related entities due to historical corporate transitions. Confirm the specific suffix 'MR-G' matches your required packaging and RoHS compliance status. Cross-reference the datasheet revision date to ensure compatibility with your design specifications before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 2.5V output is required with minimal standby current draw. The synchronous design offers better efficiency than asynchronous alternatives at similar load levels. Ensure the input voltage range supports your system's supply rails. The fixed output eliminates the need for external feedback resistors, simplifying the bill of materials and PCB layout requirements compared to adjustable regulators.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the IXD3265 series of ultra-low power synchronous buck converters. The series is designed for applications where battery life is critical. The C251 suffix specifically denotes the 2.5V fixed output variant within this family. These devices are typically packaged in small outline packages suitable for space-constrained portable designs.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Publicly confirmed substitute part numbers for this specific component were not found in the provided source material.