KA5L0565RYDTU

AC DC Converters, Offline Switchers Overview

The KA5L0565RYDTU is an offline switcher IC from the FPS series, designed for AC/DC conversion in flyback and forward topologies. It features a 650V breakdown voltage and operates with a switching frequency of 50kHz. The device supports a maximum duty cycle of 77% and includes internal soft-start functionality. It is housed in a TO-220F-4L package with through-hole mounting. The operating supply voltage range spans from 8.8V to 30V, with a startup voltage of 15V. The component is rated for ambient temperatures between -25°C and 85°C.

AC DC Converters, Offline Switchers Feature Summary

• Integrates comprehensive fault protection mechanisms including current limiting, overload protection, overtemperature shutdown, and overvoltage protection.
• Incorporates internal soft-start capability to manage inrush currents during power-up sequences.
• Designed for high-voltage offline applications with integrated power switching capabilities.

AC DC Converters, Offline Switchers Applications

• Offline AC/DC power supplies
• Flyback converter designs
• Forward converter architectures

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix 'RYDTU' against the manufacturer's official datasheet to confirm pinout compatibility and thermal characteristics. Confirm end-of-life status and check for process change notifications prior to final design approval. Ensure the TO-220F-4L package dimensions match the target PCB footprint requirements.

AC DC Converters, Offline Switchers Selection Notes

Select this component for applications requiring robust fault protection and stable operation within the specified temperature range. Consider the 50kHz switching frequency for transformer sizing and EMI filtering requirements. Evaluate the 650V rating against the maximum input voltage stress conditions of the target system.

AC DC Converters, Offline Switchers Part Context

This part belongs to the FPS (Fast Power Switch) series by onsemi, which focuses on efficient power management solutions. The KA5L0565 variant specifically targets medium-power offline converters. It shares architectural similarities with other FPS devices but offers distinct electrical parameters tailored for specific voltage and current requirements.

AC DC Converters, Offline Switchers Replacement Considerations

NCP11184A065PG is a manufacturer-recommended substitute for similar FPS series requirements. Verify functional equivalence and pin compatibility before implementation.