XC9288A1KCPR-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9288A1KCPR-G is a synchronous buck converter from Torex Semiconductor's HiSAT-COT series. It operates with an input voltage range of 2.5 V to 5.5 V and provides a fixed output of 1.75 V at up to 1.5 A. The device features a 1.2 MHz switching frequency and ultra-low quiescent current of 15 uA. It utilizes PWM/PFM auto control for efficiency optimization across load conditions. Packaged in SOT-89-5, it supports shutdown functionality and functions within a temperature range of -40°C to +105°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates HiSAT-COT technology to minimize external component count by eliminating the need for an external compensation capacitor.
• Employs synchronous rectification architecture to enhance conversion efficiency during high-load operations.
• Features automatic transition between Pulse Width Modulation (PWM) and Pulse Frequency Modulation (PFM) modes based on load demand.

Voltage Regulators - DC DC Switching Regulators Applications

• Portable battery-powered electronic devices requiring efficient power management
• Mobile communication equipment and handheld terminals
• Embedded systems utilizing single-cell lithium-ion or lithium-polymer batteries

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'KCPR-G' against the manufacturer datasheet to confirm the fixed output voltage configuration. Ensure that the ordering information matches the required package type and compliance standards. Cross-reference the part number with official distributor catalogs to validate availability status and authenticity before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact solution is required for stepping down 3.7V lithium battery voltages to 1.75V logic levels. The choice is driven by the need for high current capability combined with minimal footprint constraints. Consider the thermal performance characteristics inherent to the SOT-89-5 package for the specific application environment.

Voltage Regulators - DC DC Switching Regulators Part Context

This model belongs to the XC9288 series of DC/DC converters designed for space-constrained applications. The series is characterized by its ability to operate with small external components while maintaining high efficiency. The XC9288A1KCPR-G specifically addresses applications needing stable low-voltage outputs from varying battery sources.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult the official Torex Semiconductor replacement guide for verified substitute part numbers. Direct replacements must match the pinout, electrical specifications, and package dimensions to ensure compatibility without circuit redesign.