XC9141D44DMR-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9141D44DMR-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 4.4V. The device supports a maximum output current of 500mA and features a switching frequency of 3MHz. It is housed in a compact SOT-25-5 package, suitable for surface-mount applications across a temperature range of -40°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous rectification architecture for enhanced conversion efficiency
• Integrated shutdown function for power management control
• Compact SOT-25-5 packaging design for space-constrained layouts

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring efficient voltage boosting
• Battery-powered systems needing stable 4.4V supply rails
• Embedded circuits utilizing low-voltage input sources

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'DMR' against official Torex documentation to confirm the 3MHz switching frequency variant. Ensure the ordering code matches the exact package type and output specification required for your circuit design before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 4.4V output is required from inputs as low as 0.65V. The 3MHz frequency allows for smaller external passive components compared to lower-frequency alternatives. Confirm that the 500mA load requirement fits within the thermal limits of the SOT-25-5 package.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the XC9141 series of synchronous step-up converters. The series offers various fixed output voltages and switching frequencies. The DMR suffix typically denotes specific performance characteristics such as switching speed and package configuration within the broader product family.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Cross-reference with XC9141B44DMR-G or XC9141C44DMR-G if different switching frequencies are acceptable. Verify pin compatibility and electrical parameters against the target application requirements before substitution.