MC33364D1R2G

AC DC Converters, Offline Switchers Overview

The MC33364D1R2G is an offline switch controller from onsemi's GreenLine series, designed for flyback AC-DC converter topologies. It operates with a fixed switching frequency of 126kHz and supports a supply voltage range of 7.6V to 16V. The device features a 700V breakdown voltage capability and includes integrated fault protection mechanisms such as current limiting and overtemperature shutdown. Packaged in an 8-SOIC surface-mount housing, it functions without an internal switch and is rated for an operating temperature range of -25°C to 125°C.

AC DC Converters, Offline Switchers Feature Summary

• Integrated variable frequency control for optimized efficiency in flyback applications
• Built-in current limiting and thermal shutdown for enhanced system reliability
• High-voltage startup circuitry enabling robust operation across wide input ranges

AC DC Converters, Offline Switchers Applications

• Offline AC-DC power supplies
• Flyback converter designs
• General-purpose isolated power conversion

AC DC Converters, Offline Switchers Procurement Notes

Verify component authenticity through authorized channels due to end-of-life status. Confirm RoHS compliance specifications against specific manufacturing dates, as earlier versions may differ. Ensure the 8-SOIC package dimensions match PCB footprint requirements. Validate that the absence of an internal switch aligns with the external MOSFET selection in the target design.

AC DC Converters, Offline Switchers Selection Notes

Select this component for cost-sensitive flyback applications requiring fixed-frequency operation. Consider the 126kHz switching rate for transformer size optimization. Verify compatibility with external drive circuits given the lack of an internal switch. Evaluate thermal management needs based on the specified junction temperature limits and ambient operating conditions.

AC DC Converters, Offline Switchers Part Context

This part belongs to the MC33364 family of offline switch controllers. It shares functional similarities with other variants like the MC33364D2G but differs in packaging and specific ordering suffixes. The GreenLine series designation indicates a focus on energy-efficient performance characteristics suitable for standard consumer and industrial power adapters.

AC DC Converters, Offline Switchers Replacement Considerations

NCP1342AMDCDD1R2G is listed as a substitute option by distributors.