XC9288B1ECPR-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9288B1ECPR-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 supports PWM/PFM auto control modes and includes a shutdown function. The component is housed in an SOT-89-5 package and functions within a temperature range of -40°C to +105°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates HiSAT-COT technology for compact external component requirements
• Automatically switches between PWM and PFM modes based on load conditions
• Provides integrated shutdown capability for power management

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring efficient step-down conversion
• Battery-powered systems needing low standby current
• Embedded circuits utilizing 1.45 V logic or core supplies

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix against official Torex documentation to confirm the fixed output voltage and control mode. Ensure the ordering code matches the required SOT-89-5 package variant. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and revision status before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this model when a fixed 1.45 V output is required from a 2.5 V to 5.5 V source. The 1.5 A current rating suits moderate load applications. Consider the 1.2 MHz frequency for balancing efficiency and filter size. Verify thermal performance within the specified operating temperature range for the target enclosure environment.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the XC9288 series, designed as high-efficiency synchronous buck converters. The series utilizes HiSAT-COT architecture to minimize external passive components. The XC9288B1ECPR-G specifically denotes the 1.45 V output variant within this family, sharing common interface and control characteristics with other models in the lineup.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

XC9288B1EDPR-G provides a 1.45 V output but may differ in internal trim specifications. XC9287B1ECPR-G offers similar electrical parameters but lacks PFM auto-control functionality. Verify pin compatibility and thermal characteristics when substituting.