XC9289B30D1R-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9289B30D1R-G is a HiSAT-COT synchronous buck converter manufactured 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 3.0 V at up to 1.5 A. The device features a switching frequency of 3 MHz and a typical quiescent current of 15 uA. It functions within a temperature range of -40°C to +105°C and utilizes an LGA-8B01-8 package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates HiSAT-COT control technology for stable operation without requiring external compensation components.
• Provides high-efficiency power conversion through integrated synchronous rectification.

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring efficient step-down regulation
• Battery-powered systems needing low standby current
• Embedded circuits utilizing single-cell lithium-ion or lithium-polymer batteries

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix D1 against official manufacturer documentation to confirm the exact fixed output voltage rating. Ensure the LGA-8B01-8 package dimensions match your PCB footprint requirements. Confirm RoHS compliance status directly with the supplier before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 3.0 V output is required from a 2.5 V to 5.5 V input source. The 3 MHz switching frequency allows for smaller passive components compared to lower-frequency alternatives. Consider the 15 uA quiescent current for battery life optimization in sleep modes.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the XC9289 series of HiSAT-COT synchronous buck converters. The series offers various fixed output voltages and switching frequencies, all sharing the same compact LGA-8B01-8 package and core control architecture designed for space-constrained portable applications.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult the official XC9289 datasheet for direct pin-compatible substitutes with different output voltages or switching frequencies. Verify that any alternative maintains the 1.5 A output current capability and compatible input voltage range.