XC9245A33C7R-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9245A33C7R-G is a synchronous step-down DC/DC converter manufactured by Torex Semiconductor. It operates within an input voltage range of 2.3 V to 6 V and provides a fixed output voltage of 3.3 V with a maximum output current of 400 mA. The device features a switching frequency of 1.2 MHz and a typical quiescent current of 18 uA. It is housed in a USPN-6 package and supports surface mount installation. The operational temperature range spans from -40°C to +85°C, classifying it as a PMIC suitable for compact power management applications.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous buck topology for high conversion efficiency
• Fixed 3.3 V output configuration
• Compact USPN-6 surface-mount packaging

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring stable 3.3 V rails
• Battery-powered systems with single-cell lithium inputs
• Embedded microcontroller power supplies

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'C7R' against the official Torex datasheet to confirm the fixed 3.3 V output and reel packaging specifications. Ensure compatibility with the USPN-6 footprint during PCB layout. Confirm RoHS compliance status through the manufacturer's documentation before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 3.3 V output is required from a 2.3 V to 6 V input source. The 400 mA current capability suits low-power digital loads. The 1.2 MHz frequency allows for smaller external passive components compared to lower-frequency alternatives. Verify that the load requirements do not exceed the specified current limit.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the XC9245 series of synchronous step-down converters from Torex Semiconductor. The series is designed for portable equipment, offering high efficiency and low standby current. The XC9245A33C7R-G specifically denotes the 3.3 V fixed output variant within this family, utilizing the USPN-6 package for space-constrained designs.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult the XC9245 series datasheet for alternative output voltage variants such as XC9245A1CC7R-G or XC9245A10C7R-G if different voltage levels are needed. Cross-reference pinouts and thermal characteristics to ensure mechanical compatibility.