NCP1351DDR2G

AC DC Converters, Offline Switchers Overview

The NCP1351DDR2G is an offline flyback controller manufactured by onsemi, designed for AC-DC conversion applications. It operates within a supply voltage range of 8.9 V to 28 V and features a startup voltage of 18 V. The device is housed in an 8-SOIC package with a maximum junction temperature rating of 125°C and a minimum operating temperature of -25°C. It includes integrated fault protection mechanisms such as current limiting, overload protection, over-power protection, and short-circuit protection.

AC DC Converters, Offline Switchers Feature Summary

• Integrated comprehensive fault protection including current limiting, overload, over-power, and short-circuit safeguards.

AC DC Converters, Offline Switchers Applications

• Offline flyback converter designs
• AC-DC adapter power supplies

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix 'DDR2G' against the manufacturer's official documentation to confirm exact pinout, thermal characteristics, and compliance status. Confirm component availability status as this part may be subject to discontinuation notices or lifecycle changes. Ensure the ordering information matches the required package style and environmental specifications before finalizing procurement.

AC DC Converters, Offline Switchers Selection Notes

Select this component for isolated flyback topologies requiring robust fault protection. Verify that the 8.9 V to 28 V supply voltage range aligns with the auxiliary winding design. Ensure the system operates within the specified -25°C to 125°C junction temperature limits. Confirm compatibility with the 8-SOIC package constraints for the target PCB layout.

AC DC Converters, Offline Switchers Part Context

This component belongs to the NCP1351 series of offline switchers from onsemi. It is categorized under PMIC - Power Management ICs, specifically AC DC converters and offline switching controllers. The device is distinct from other series like the NCP43080 or NCP1252 due to its specific flyback topology focus and integrated protection features.

AC DC Converters, Offline Switchers Replacement Considerations

Public records indicate that the NCP1351ADR2G is an alternative variant within the same product family. Both variants share identical electrical specifications and packaging. Verify if the specific suffix change impacts any minor manufacturing lot details or documentation requirements.