FAN53527UC84X

Voltage Regulators - DC DC Switching Regulators Overview

The FAN53527UC84X is a synchronous step-down switching voltage regulator manufactured by onsemi. 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 digitally programmable output voltages ranging from 600 mV to 1.3938 V. Key electrical specifications include a fixed switching frequency of 2.4 MHz, a typical quiescent current of 50 uA, and load regulation of -0.01 %/A. It supports single-output configurations and includes shutdown functionality. The component is rated for operation between -40 C and +85 C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous buck topology for high-efficiency power conversion
• Digitally programmable output voltage control
• Integrated shutdown mode for power management

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring efficient voltage regulation
• Embedded systems utilizing low-power DC-DC conversion
• Battery-powered equipment needing stable supply rails

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix UC84X against the official datasheet to confirm pinout and package dimensions. Confirm RoHS compliance status through manufacturer documentation. Check for obsolescence notices as lifecycle status may vary. Ensure compatibility with existing PCB footprint designs before procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component for applications requiring a compact solution with programmable output settings. The 2.4 MHz frequency allows for smaller passive components compared to lower-frequency alternatives. Verify that the required output voltage falls within the 600 mV to 1.3938 V range. Consider the WLCSP-15 package constraints for thermal management and board space.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the FAN53526/FAN53527 series of digitally programmable buck regulators. It shares architectural similarities with the FAN53526 but offers specific configuration options. The series targets portable electronics where size and efficiency are critical. It complements other PMIC offerings from onsemi in the same category.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

The FAN53526UC288X is a related model in the same family. Verify functional equivalence regarding output voltage ranges and current capabilities before substitution. Package differences must be evaluated for mechanical fit.