FAN53526UC168X

Voltage Regulators - DC DC Switching Regulators Overview

The FAN53526UC168X is a digitally programmable synchronous step-down DC-DC converter manufactured by onsemi. It operates within an input voltage range of 2.5 V to 5.5 V and delivers up to 3 A of output current. The device supports an adjustable output voltage from 0.6 V to 1.39375 V with a fixed switching frequency of 2.4 MHz. It features a low quiescent current of 50 uA and includes shutdown functionality. The component is housed in a WLCSP-15 package and functions reliably across an operating temperature range of -40°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Digitally programmable architecture for precise output voltage adjustment
• Synchronous buck topology ensuring high conversion efficiency
• Integrated shutdown control for power management optimization

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring compact power solutions
• Embedded systems utilizing single-output regulation
• Battery-powered equipment needing efficient step-down conversion

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix '168X' against official datasheets to confirm the exact output voltage configuration, as variations exist within the FAN53526 family. Ensure compatibility with WLCSP-15 footprint requirements during PCB layout. Confirm that the 2.4 MHz switching frequency aligns with electromagnetic interference constraints in the target application environment.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a small form factor is critical due to its WLCSP-15 packaging. It is suitable for applications requiring a fixed high-frequency operation without external clock synchronization needs. Consider the 3 A current limit and 5.5 V maximum input voltage to ensure adequate headroom for the specific system design requirements.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the TinyBuck series from onsemi, designed for space-constrained portable electronics. It integrates power switches and control logic into a minimal footprint. The series emphasizes high efficiency and digital programmability to simplify design implementation while maintaining robust performance in mobile and handheld device applications.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

The FAN53526UC128X is a documented variant within the same family. Verify if the different output voltage setting associated with the '128' suffix meets the design requirements before substitution.