XC9141D54D0R-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9141D54D0R-G is a synchronous step-up DC/DC converter manufactured by Torex Semiconductor. It operates with an input voltage range of 0.65V to 6V and provides a fixed output voltage of 5.4V. The device supports a maximum output current of 800mA and features a switching frequency of 3MHz. It utilizes a SOT-25-5 package and functions within a temperature range of -40°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated load disconnection function for enhanced power management
• Synchronous rectification architecture for improved efficiency
• Capable of operating from ultra-low input voltages starting at 0.65V

Voltage Regulators - DC DC Switching Regulators Applications

• Battery-powered portable electronic devices
• Low-voltage sensor power supply circuits
• Mobile communication equipment power stages

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix D0R-G against the official datasheet to confirm the exact output voltage tolerance and packaging configuration. Ensure compatibility with the target PCB footprint for the SOT-25-5 package. Cross-reference the manufacturer's latest documentation for any updates regarding RoHS compliance or pinout definitions before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 5.4V output is required from a single-cell lithium battery or similar low-voltage source. The 800mA current rating suits moderate load applications, while the 3MHz frequency allows for smaller external inductors compared to lower-frequency alternatives. Consider the thermal performance in the SOT-25-5 package under continuous high-load conditions.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the XC9141 series of step-up DC/DC converters designed for high efficiency and compact size. The series is characterized by its ability to operate from very low input voltages, making it suitable for energy harvesting and battery-operated systems requiring stable voltage regulation.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult the official Torex replacement guide for verified equivalents. Generic substitutes may differ in switching frequency, current limits, or pin configurations. Verify that any alternative maintains the 0.65V minimum input requirement and synchronous topology.