FSD200

AC DC Converters, Offline Switchers Overview

The FSD200BM is an offline switch designed for flyback converter topologies, operating at a switching frequency of 134 kHz. It features an internal high-voltage power MOSFET with a breakdown voltage of 670 V and includes integrated protection mechanisms such as current limiting, over-temperature shutdown, and overload protection. The device operates within a supply voltage range of 6 V to 10 V and supports a maximum duty cycle of 66%. It is housed in a 7-LSOP package and functions within an ambient temperature range of -25°C to +85°C.

AC DC Converters, Offline Switchers Feature Summary

• Integrates a high-voltage power MOSFET for compact offline power supply designs
• Includes built-in current limiting and thermal shutdown for enhanced reliability
• Operates at a fixed switching frequency of 134 kHz

AC DC Converters, Offline Switchers Applications

• Offline AC/DC converters
• Flyback power supply topologies
• General-purpose power adapters

AC DC Converters, Offline Switchers Procurement Notes

Verify component status carefully as the FSD200BM is listed as obsolete or discontinued. Confirm availability through authorized distributors or secondary markets if sourcing is required. Ensure that any replacement components meet the original electrical specifications and pinout compatibility. Check for updated datasheets or product change notices regarding final production runs.

AC DC Converters, Offline Switchers Selection Notes

Select this component for low-power flyback applications requiring integrated protection features. Consider the 7-LSOP package constraints and thermal performance limits. Evaluate the 670 V breakdown voltage against input line requirements. Verify that the 134 kHz frequency aligns with transformer design parameters and EMI constraints for the target application.

AC DC Converters, Offline Switchers Part Context

The FSD200 series belongs to onsemi's FPS family of offline switches. These devices are engineered for cost-effective power solutions in consumer electronics. The FSD200BM specifically targets isolated power supplies where space efficiency and basic protection features are prioritized over high-frequency operation.

AC DC Converters, Offline Switchers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.