XC9221D093MR-G

DC DC Switching Controllers Overview

The XC9221D093MR-G is a non-isolated synchronous step-down DC-DC controller manufactured by Torex Semiconductor. It operates with an input voltage range of 2.8 V to 16 V and supports a maximum output current of 3 A. The device utilizes a fixed switching frequency of 300 kHz and features adjustable output voltage capability with a maximum duty cycle of 100%. Designed for surface-mount installation, it is housed in a compact SOT-25-5 package. The component functions within a temperature range of -40°C to +85°C and does not include a dedicated shutdown pin.

DC DC Switching Controllers Feature Summary

• Integrates synchronous rectification technology for improved efficiency in step-down conversion applications.
• Supports continuous conduction mode operation with up to 100% maximum duty cycle.
• Designed for compact PCB layouts using the small SOT-25-5 surface-mount package.

DC DC Switching Controllers Applications

• Portable electronic devices requiring efficient power management
• Battery-powered systems utilizing buck topology
• General-purpose low-voltage DC-DC conversion circuits

DC DC Switching Controllers Procurement Notes

Verify the specific suffix 'MR-G' against the official Torex Semiconductor datasheet to confirm package type and environmental compliance status. Ensure that the required output voltage configuration matches the adjustable nature of this controller IC. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and avoid counterfeit components during sourcing.

DC DC Switching Controllers Selection Notes

Select this component when a synchronous buck controller with a 16 V maximum input rating and 3 A output capability is required. The fixed 300 kHz switching frequency allows for smaller external passive components compared to lower-frequency alternatives. Consider the SOT-25-5 package constraints for thermal management and board space limitations in dense designs.

DC DC Switching Controllers Part Context

This part belongs to the XC9221 series of synchronous step-down DC-DC controllers from Torex Semiconductor. The series is characterized by CMOS technology and high-efficiency operation. The XC9221D093MR-G specifically denotes the version with the MR-G marking code and SOT-25-5 packaging, distinguishing it from other variants in the family with different packages or electrical characteristics.

DC DC Switching Controllers Replacement Considerations

The XC9220D093MR-G is a related model within the same product family offering similar buck controller functionality. Verify compatibility regarding input voltage ranges, output current capabilities, and package dimensions before substitution.