FAN53528GUC48X

Voltage Regulators - DC DC Switching Regulators Overview

The FAN53528GUC48X is a synchronous buck regulator manufactured by onsemi, designed for high-efficiency DC-DC conversion. It operates with an input voltage range of 2.5 V to 5.5 V and delivers a maximum output current of 3 A. The device features a programmable output voltage ranging from 350 mV to 1.1438 V. It integrates a fixed switching frequency of 2.7 MHz and utilizes a 15-WLCSP package with dimensions of 2.02 mm x 1.31 mm.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous step-down topology for enhanced efficiency
• Programmable output voltage capability
• Integrated fixed-frequency switching operation

Voltage Regulators - DC DC Switching Regulators Applications

• Portable consumer electronics power management
• Battery-powered devices requiring efficient voltage regulation
• Embedded systems with low-voltage logic requirements

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix GUC48X against official onsemi documentation to confirm pinout and electrical characteristics. Ensure compatibility with existing PCB footprints for the 15-WLCSP package. Confirm availability status as supply conditions may vary by region and distributor.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact solution is required for converting 3.3 V or 5 V inputs to lower voltages up to 1.1438 V. The 3 A output current rating suits moderate load applications. Consider the WLCSP form factor for space-constrained designs where surface-mount assembly is preferred over through-hole options.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the FAN535xx series of synchronous buck regulators from onsemi. These ICs are optimized for portable applications, offering high efficiency in a minimal footprint. The series typically includes variants with different output currents and packaging options to suit diverse design needs.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Check for direct pin-to-pin replacements within the FAN535xx family. Verify that alternative parts support the same 3 A current rating and 2.7 MHz switching frequency. Ensure thermal performance matches the original design constraints.