XC9289A1EC1R-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9289A1EC1R-G is a synchronous buck converter from the HiSAT-COT series by Torex Semiconductor. It operates with an input voltage range of 2.5 V to 5.5 V and delivers a fixed output voltage of 1.45 V at up to 1.5 A. The device features a switching frequency of 1.2 MHz and a typical quiescent current of 15 uA. It is housed in an LGA-8B01-8 package and supports operating temperatures from -40°C to +105°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates HiSAT-COT control architecture for stable operation without external compensation components
• Provides high-efficiency power conversion through integrated synchronous rectification
• Maintains low standby power consumption via ultra-low quiescent current capability

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring efficient step-down regulation
• Battery-powered systems needing extended operational life
• Embedded circuits within consumer electronics

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific part number against official manufacturer documentation to ensure compatibility with your design requirements. Confirm that the LGA-8B01-8 package dimensions align with your PCB layout constraints. Check for any regional distribution restrictions or supply limitations before finalizing procurement plans.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 1.45 V output is required from a 2.5 V to 5.5 V input source. Ensure the load current does not exceed 1.5 A. Consider the 1.2 MHz switching frequency for balancing efficiency and passive component size. Verify thermal performance within the specified -40°C to +105°C operating range.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the XC9289 series of HiSAT-COT synchronous buck converters. It shares common architectural features with other variants in the family, differing primarily in fixed output voltage settings. The series is designed for compact power management solutions in space-constrained applications.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Other XC9289 variants offer different fixed output voltages but share similar electrical characteristics. Verify pinout and package compatibility before substituting. No direct cross-brand replacements are confirmed in public documentation.