XC9287A19CPR-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9287A19CPR-G is a synchronous buck converter from the HiSAT-COT series by Torex Semiconductor. It features PWM control with a fixed switching frequency of 1.2 MHz and delivers a fixed output voltage of 1.9 V at up to 1.5 A. The device operates within an input voltage range of 2.5 V to 5.5 V, consuming only 15 uA of static current. It supports operation between -40°C and +105°C and includes shutdown functionality. Packaged in SOT-89-5 for surface mount applications.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates HiSAT-COT technology for stable operation without external compensation components
• Provides high-efficiency synchronous rectification with integrated power switches
• Features ultra-low quiescent current for extended battery life in portable devices

Voltage Regulators - DC DC Switching Regulators Applications

• Battery-powered mobile communication devices
• Portable consumer electronics requiring efficient step-down regulation
• Embedded systems utilizing single-cell lithium-ion or lithium-polymer batteries

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'PR' indicates the SOT-89-5 package configuration when sourcing. Confirm RoHS compliance status through official manufacturer documentation prior to integration. Ensure compatibility with existing PCB footprint designs for SOT-89-5 components during procurement planning.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this model specifically for applications requiring a precise 1.9 V output rail. Consider the 1.5 A current limit and 1.2 MHz switching frequency for thermal management and filter component selection. Evaluate the SOT-89-5 package constraints against available board space requirements.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the XC9287 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 and package options such as USP-C-EP-6 versus SOT-89-5.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct substitutes include other XC9287A variants with identical electrical specifications but different output voltages or packages, such as XC9287A1CCPR-G.