NCL2801CDADR2G

Overview

The NCL2801CDADR2G is a current mode Critical Conduction Mode (CrM) Boost Power Factor Correction (PFC) controller IC designed for LED lighting applications. It features an enhanced THD (Total Harmonic Distortion) technology to improve power quality. The device operates with a supply voltage range of 10.5 V to 27 V and delivers an output current capability of 800 mA. It functions at a working frequency of 27.4 kHz and supports adjustable output voltage. The component is housed in an SOIC-8 package, suitable for surface mount installation, and includes thermal shutdown protection.

Feature Summary

• Implements current mode CrM Boost PFC control architecture
• Integrates THD enhancement technology for improved power factor performance
• Includes thermal shutdown protection for operational safety

Applications

• LED lighting driver circuits
• High-efficiency power factor correction stages
• AC-DC conversion systems for solid-state lighting

Procurement Notes

Verify the complete part number including suffixes such as CDADR2G against official manufacturer documentation to ensure correct packaging and specifications. Confirm RoHS compliance status through the specific datasheet provided by onsemi. Cross-reference the Mouser part number 863-NCL2801CDADR2G with the manufacturer's ordering information to validate availability and exact configuration details before procurement.

Selection Notes

Select this component for designs requiring a single-output Boost topology with integrated PFC functionality. Ensure the input voltage range of 10.5 V to 27 V aligns with the system requirements. Consider the SOIC-8 package constraints for PCB layout. Verify that the 800 mA output current meets the load demands. Check operating temperature limits of -40 C to +125 C against environmental conditions.

Part Context

This part belongs to the NCL2801 series from onsemi, categorized under LED Lighting Drivers. It is specifically engineered as a PFC controller for lighting applications. The series focuses on enhancing efficiency and power quality in LED drivers. It falls within the broader category of Driver ICs and utilizes SMD/SMT mounting styles for modern electronic assembly processes.

Replacement Considerations

Consult official onsemi documentation for verified substitute part numbers. Do not assume functional equivalence with other PFC controllers without reviewing electrical parameters and pin configurations.