FAN5646UC01X

Overview

The FAN5646UC01X is a single-channel LED lighting driver manufactured by onsemi. It operates within an input voltage range of 2.7 V to 5.5 V and supports an operating frequency of 77 kHz. The device features an adjustable output voltage and is housed in a WLCSP-4 package with dimensions of 0.4 mm pitch. It functions across a temperature range of -40°C to 85°C.

Feature Summary

• Single-channel configuration for LED control
• Adjustable output voltage capability
• Compact WLCSP-4 packaging

Applications

• LED lighting drivers
• Programmable indicator soft applications

Procurement Notes

Verify the specific datasheet version for the FAN5646UC01X to confirm pinout compatibility and electrical characteristics against your design requirements. Ensure that the supply voltage remains within the 2.7 V to 5.5 V range during operation. Cross-reference the WLCSP-4 package dimensions with your PCB footprint to guarantee proper mounting and soldering integrity.

Selection Notes

Select this component when a single-channel, low-pin-count solution is required for LED driving applications. The adjustable output feature allows for flexibility in LED string configurations. Consider the WLCSP-4 package size if board space is limited. Verify that the 77 kHz switching frequency aligns with your system's electromagnetic interference constraints.

Part Context

This part belongs to the FAN5646 series from onsemi, designed specifically for LED lighting applications. It serves as a programmable driver suitable for various lighting control scenarios. The series emphasizes compact form factors and efficient power management for modern electronic devices requiring precise LED regulation.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.