XC9291B28D1R-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9291B28D1R-G is a non-isolated synchronous step-down DC/DC converter manufactured by Torex Semiconductor. It features HiSAT-COT control with PWM/PFM auto-switching for high efficiency across load ranges. The device provides a fixed 2.8 V output at up to 600 mA. It operates from an input voltage range of 2.5 V to 6.0 V. The component is housed in a compact LGA-6B01 package measuring 1.2 mm x 1.2 mm x 0.3 mm. It supports an operating temperature range from -40°C to +105°C and includes protection against overcurrent, thermal shutdown, and under-voltage lockout.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates HiSAT-COT control technology enabling automatic switching between PWM and PFM modes for optimized efficiency.

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring compact power solutions
• Battery-powered consumer electronics
• Industrial equipment with space constraints

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix D1R-G against official Torex documentation to confirm the fixed 2.8 V output voltage and LGA-6B01 package configuration. Ensure compatibility with required input voltage ranges and thermal management specifications for the target application environment before finalizing procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a small footprint and fixed 2.8 V output are required. The 600 mA current rating suits moderate load applications. Verify that the input voltage stays within the 2.5 V to 6.0 V range. Consider the LGA-6B01 package dimensions for PCB layout constraints.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the XC9291 series of extremely small step-down DC/DC converters. The series utilizes HiSAT-COT control to maintain stability with low ESR capacitors. The B28 designation indicates the fixed output voltage setting. The G suffix typically denotes environmental compliance attributes as defined by the manufacturer.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult official Torex documentation for direct pin-to-pin or functional equivalents within the XC9291 series. Verify output voltage and package compatibility before substitution.