XC9141E47CMR-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9141E47CMR-G is a synchronous step-up DC/DC converter manufactured by Torex Semiconductor. It operates within an input voltage range of 0.65 V to 6 V and provides a fixed output voltage of 4.7 V. The device supports a maximum output current of 800 mA and functions at a switching frequency of 1.2 MHz. It features a shutdown mode with low operating supply current and is housed in a compact SOT-25-5 package. The component is rated for operation between -40°C and +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated load disconnection function for enhanced system safety
• Synchronous rectification architecture for improved conversion efficiency
• Capable of starting from ultra-low input voltages down to 0.65 V

Voltage Regulators - DC DC Switching Regulators Applications

• Battery-powered portable electronic devices requiring efficient voltage boosting
• Systems utilizing single-cell lithium-ion or lithium-polymer batteries
• Low-voltage sensor modules needing stable regulated power supplies

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 E-series designation matches the required electrical characteristics for your design. Cross-reference the manufacturer part number with authorized distributors to confirm authenticity and availability status before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 4.7 V output is required from a variable low-voltage source. The synchronous topology makes it suitable for applications prioritizing efficiency over cost compared to non-synchronous alternatives. Consider the 800 mA current limit and 1.2 MHz switching frequency when designing external passive components for optimal performance.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the XC9141 series of 0.8 A step-up DC/DC converters. The series is characterized by high efficiency and low quiescent current, designed for space-constrained portable applications. The XC9141E variant specifically denotes the fixed output voltage configuration within the broader product family.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct substitutes include other XC9141 variants with different fixed output voltages, such as XC9141E33CMR-G (3.3 V) or XC9141E50CMR-G (5.0 V), provided the voltage requirement differs. Verify pin compatibility and thermal performance when substituting.