XC9263A75DMR-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9263A75DMR-G is a synchronous step-down DC/DC converter manufactured by Torex Semiconductor. It operates with an input voltage range of 3 V to 18 V and provides a single adjustable output voltage from 1 V to 15 V. The device delivers a maximum output current of 500 mA at a fixed switching frequency of 2.2 MHz. It features a low quiescent current of 13.5 uA and includes a shutdown function for power management. The component is housed in a compact SOT-25-5 package and supports surface mount installation.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous rectification technology ensures high conversion efficiency across the operating load range.
• Integrated PWM control mechanism maintains stable output regulation under varying line and load conditions.
• Shutdown pin functionality allows for effective power conservation when the system is inactive.

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring efficient battery-powered voltage regulation
• Embedded systems utilizing microcontrollers or digital signal processors
• Communication equipment needing stable power supply within wide input ranges

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the exact part number against official manufacturer documentation before procurement, as this specific model is listed as obsolete. Confirm availability through authorized distributors or check for parameter-equivalent alternatives such as the IXD3263 series if direct sourcing is unavailable. Ensure compliance with RoHS standards and verify package integrity upon receipt.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a wide input voltage range up to 18 V is required alongside moderate output current capabilities. The fixed 2.2 MHz switching frequency allows for smaller external passive components compared to lower-frequency converters. Consider the shutdown feature if system-level power management is a priority. Verify that the adjustable output range meets the specific target voltage requirements of the application design.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the XC9263 series of synchronous buck converters from Torex Semiconductor. It is designed for applications demanding high efficiency and compact form factors. The series utilizes advanced CMOS technology to minimize power loss. The XC9263A75DMR-G specifically denotes the adjustable output variant within this family, distinguished by its specific output configuration and control interface characteristics.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Publicly confirmed substitute part numbers include IXD3263A75DMR-G and IXD3264A75DMR-G from Zilog. These are identified as parameter equivalents. Verify electrical compatibility and pinout alignment before substitution.