XC9141B45CMR-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9141B45CMR-G is a synchronous step-up DC/DC converter manufactured by Torex Semiconductor. It operates within an input voltage range of 0.65V to 6V and provides a fixed output voltage of 4.5V. The device supports an output current of up to 800mA and utilizes a 1.2MHz switching frequency. It is housed in a compact SOT-25-5 package, suitable for surface mount installation. The component functions reliably across a temperature range of -40°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous rectification architecture for improved efficiency
• Integrated shutdown function for power management
• Low minimum operating input voltage capability

Voltage Regulators - DC DC Switching Regulators Applications

• Battery-powered portable electronics
• Single-cell lithium-ion battery voltage boosting
• General purpose DC-DC conversion in compact devices

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'CMR' against the official Torex datasheet to confirm the package type and tape/reel specifications. Ensure the ordering quantity aligns with manufacturer standard packaging requirements. Cross-reference the RoHS compliance status with current regulatory standards before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 4.5V output is required from low-voltage sources. The 800mA current rating suits moderate load applications. Consider the 1.2MHz frequency for balancing component size and efficiency. Verify that the SOT-25-5 footprint fits the target PCB layout constraints.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the XC9141 series of step-up converters. The series is characterized by high efficiency and small package sizes. The XC9141B variant specifically denotes the 4.5V fixed output version within the broader product line designed for portable equipment power management.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Check for XC9141B45DMR-G if a different package or reel specification is needed. Verify pin compatibility and electrical parameters before substituting with other synchronous boost converters.