XC9141A42D0R-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9141A42D0R-G is a synchronous step-up DC/DC converter manufactured by Torex Semiconductor. It provides a fixed output voltage of 4.2V with a maximum output current of 800mA. The device operates within an input voltage range of 0.65V to 6V and supports a switching frequency of 1.2MHz. It features a shutdown function and operates across a temperature range of -40°C to +85°C. The component is housed in a compact SOT-25-5 package, suitable for surface mount applications.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous rectification architecture for high conversion efficiency
• Integrated load disconnection function to prevent reverse current flow
• Capable of operating from ultra-low input voltages down to 0.65V

Voltage Regulators - DC DC Switching Regulators Applications

• Battery-powered portable electronic devices
• Low-voltage sensor power supply circuits
• General-purpose step-up power management systems

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix D0R against the official Torex 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 part number with authorized distributors to avoid counterfeit components.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 4.2V output is required from inputs ranging between 0.65V and 6V. Consider the 800mA current limit and 1.2MHz switching frequency for filter component sizing. Evaluate the thermal performance within the specified -40°C to +85°C operating range for the intended application environment.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the XC9141 series of synchronous step-up DC/DC converters. The series is characterized by low input voltage operation and integrated load disconnection. The XC9141A42D0R-G specifically denotes the 4.2V fixed output variant within this family, designed for efficient power management in space-constrained designs.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct substitutes include other XC9141 variants with different output voltages or current ratings, such as XC9141A33D0R-G or XC9141B42D0R-G, provided the electrical parameters match the system requirements.