NCP1340B6DR2G

AC DC Converters, Offline Switchers Overview

The NCP1340B6DR2G is a high-voltage quasi-resonant controller designed for AC/DC power conversion applications. It features valley lock-out switching to minimize switching losses and improve efficiency. The device integrates Power Excursion Mode (PEM) for enhanced light-load performance. Manufactured by onsemi, it utilizes silicon technology and is housed in an SOIC-8 package. This component belongs to the NCP1340 series of power management ICs.

AC DC Converters, Offline Switchers Feature Summary

• High-voltage quasi-resonant operation with valley lock-out switching
• Integrated Power Excursion Mode (PEM) for light-load optimization
• Current-mode control architecture for stable regulation

AC DC Converters, Offline Switchers Applications

• AC/DC converters
• Power supply designs requiring high efficiency
• Applications utilizing quasi-resonant topologies

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix DR2G against official datasheets to confirm packaging and tape-and-reel specifications. Confirm RoHS compliance status through manufacturer documentation. Check current lifecycle status as components may be subject to change or discontinuation. Ensure compatibility with existing PCB footprints for the SOIC-8 package before procurement.

AC DC Converters, Offline Switchers Selection Notes

Select this controller for designs prioritizing efficiency in quasi-resonant flyback converters. The integrated valley lock-out mechanism reduces electromagnetic interference and switching stress. Consider the SOIC-8 package constraints for thermal management and board space. Verify input voltage ranges match the target application requirements.

AC DC Converters, Offline Switchers Part Context

This part is part of the NCP1340 family from onsemi, which focuses on high-performance AC/DC conversion. The series is known for integrating advanced switching techniques to meet stringent energy efficiency standards. It serves as a core control element in modern power adapter and charger designs.

AC DC Converters, Offline Switchers Replacement Considerations

Direct substitutes within the NCP1340 family include NCP1340A3D1R2G and NCP1340B10DR2G. Verify pinout and electrical parameter compatibility before substitution. Consult official replacement guides for lifecycle transitions.