XC9265B21B4R-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9265B21B4R-G is a synchronous step-down DC/DC converter from the Torex XC9265 series. It operates with an input voltage range of 2V to 6V and provides a fixed output voltage of 2.1V. The device supports a maximum output current of 50mA. Key electrical parameters include a quiescent current of 500nA and a working supply current of 700nA. It functions within a temperature range of -40°C to +85°C. The component utilizes PFM control topology and is housed in a compact 6-XDFN package with exposed pads.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates synchronous rectification technology for improved efficiency
• Operates using Pulse Frequency Modulation (PFM) for ultra-low power consumption
• Designed for battery-powered applications requiring minimal standby current

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices
• Battery-operated equipment
• Wireless communication modules

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix B4R-G against official Torex documentation to confirm pinout and thermal pad configuration. Ensure compatibility with PCB layout requirements for the 6-XDFN package. Cross-reference the fixed 2.1V output specification with system design needs. Confirm RoHS compliance status through manufacturer datasheets prior to integration.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 2.1V output is required from a 2V-6V source. The 50mA output capacity suits low-power loads. Consider the 6-XDFN package for space-constrained designs. Verify that the 500nA quiescent current meets system standby requirements. Compare against other XC9265 variants if different output voltages or currents are needed.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the XC9265 series of ultra-low power synchronous step-down converters. The series offers various fixed output voltages and packaging options. The 'B' designation typically indicates specific internal configurations within the family. Torex Semiconductor specializes in high-precision analog ICs for portable electronics.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Check for XC9265B211MR-G as a potential alternative with similar specifications but different packaging. Verify functional equivalence before substitution.