XC9142B40CMR-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9142B40CMR-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 4V. The device supports a maximum output current of 800mA and features a switching frequency of 1.2MHz. Key electrical parameters include a quiescent current of 26uA and a supply current of 3mA. It is housed in 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

• Synchronous rectification for improved efficiency
• Integrated shutdown function for power management
• Fixed output voltage configuration

Voltage Regulators - DC DC Switching Regulators Applications

• Battery-powered portable electronics
• Mobile communication devices
• General purpose step-up power supplies

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'CMR' against the official datasheet to confirm package type and tape/reel specifications. Ensure the component matches the required thermal and electrical ratings for the target application environment before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this model when a fixed 4V output is required from a low-voltage source up to 6V. Consider the 800mA current limit and 1.2MHz frequency for sizing external components. Verify compatibility with system shutdown requirements due to the integrated control feature.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the XC9142 series of synchronous step-up DC/DC converters. The series is designed for applications requiring high efficiency and compact solutions. The XC9142B40CMR-G specifically denotes the 4V output variant within this family, utilizing standard surface-mount packaging.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Compatible substitutes include other XC9142 series variants with different output voltages, such as XC9142B33CMR-G or XC9142B50CMR-G, provided the output voltage requirement is adjusted accordingly.