XC9289A1FD1R-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9289A1FD1R-G is a synchronous buck converter from the HiSAT-COT series by Torex Semiconductor. It features a fixed output voltage of 1.55 V and supports an output current of 1.5 A. The device operates with an input voltage range from 2.5 V to 5.5 V. Key electrical parameters include a quiescent current of 15 uA and a switching frequency of 3 MHz. It is housed in an LGA-8B01-8 package, designed for surface mount technology, and functions within a temperature range of -40 C to +105 C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates synchronous rectification for high efficiency in a compact footprint.
• Utilizes HiSAT-COT topology to minimize external component count.
• Provides low power consumption with minimal quiescent current draw.

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring efficient step-down regulation
• Battery-powered systems needing stable low-voltage outputs
• Embedded circuits utilizing single-output DC/DC conversion

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix configuration against official datasheets to ensure correct output voltage and package type. Confirm RoHS compliance status and regional availability restrictions prior to ordering. Cross-reference manufacturer part numbers with distributor listings to avoid counterfeit components. Check for any recent supply chain limitations or allocation notices affecting this specific variant.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this model when a fixed 1.55 V output is required at up to 1.5 A load. The 3 MHz switching frequency allows for smaller passive components compared to lower-frequency alternatives. Ensure the application input voltage stays within the 2.5 V to 5.5 V operational window. Consider the LGA-8B01-8 package size constraints during PCB layout design.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the XC9289 series of synchronous step-down DC/DC converters. The series is characterized by its HiSAT-COT architecture, which simplifies circuit design by reducing the number of external inductors and capacitors needed. It targets applications demanding high efficiency and small form factors in portable electronics.

Voltage Regulators - DC DC Switching Regulators FAQ

What is the fixed output voltage of the XC9289A1FD1R-G?

The fixed output voltage is 1.55 V.

Does this converter support adjustable output voltage?

No, the XC9289A1FD1R-G has a fixed output voltage of 1.55 V.