XC9142A44D0R-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9142A44D0R-G is a synchronous step-up DC/DC converter from the Torex XC9142 series. It operates with an input voltage range of 0.65 V to 6 V and provides a fixed output voltage of 4.4 V. The device supports a maximum output current of 800 mA and features a switching frequency of 3 MHz. Quiescent current is specified at 17 uA, with a shutdown current of 1.5 uA. It functions within a temperature range of -40°C to +85°C and utilizes a WLP-6 package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous rectification for high conversion efficiency
• Integrated load disconnection function to prevent battery drain
• Fixed output voltage configuration for simplified design

Voltage Regulators - DC DC Switching Regulators Applications

• Battery-powered portable electronic devices
• Mobile communication equipment
• Consumer electronics requiring efficient power management

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix D0R against official Torex documentation to confirm the exact output voltage and package type. Ensure compatibility with system input ranges and thermal requirements. Cross-reference datasheet parameters for switching frequency and quiescent current to validate performance in low-power applications.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 4.4 V output is required from a single-cell lithium-ion or similar battery source. The 3 MHz switching frequency allows for smaller external passive components compared to lower-frequency alternatives. Verify that the 800 mA peak current capability meets the load demands during transient conditions.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the XC9142 series of 0.8 A synchronous step-up DC/DC converters. The series is characterized by low quiescent current and integrated load switches. The XC9142A44D0R-G specifically denotes the 4.4 V fixed output variant in the WLP-6 package, designed for space-constrained mobile applications.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult official Torex documentation for direct pin-compatible substitutes within the XC9142 family. Verify equivalent electrical characteristics such as output voltage tolerance and switching frequency before substitution.