RAA2231814GSP#HA0

AC DC Converters, Offline Switchers Overview

The RAA2231814GSP#HA0 is a high-voltage offline flyback regulator integrating a 900V MOSFET, designed for smart meter and general isolated power supplies. It features a 13-lead SOIC package with an operating temperature range of -40°C to +125°C. The device supports programmable constant frequency DCM operation between 50kHz and 100kHz, with burst mode for light loads. Key electrical parameters include a maximum output power of 12W, a switching frequency range of 50kHz to 100kHz, and a UVLO rising threshold of 12V.

AC DC Converters, Offline Switchers Feature Summary

• Integrates a 900V MOSFET with low on-resistance for high-voltage applications
• Supports valley switching to minimize switching losses
• Includes comprehensive protection mechanisms such as over-temperature and short-circuit protection

AC DC Converters, Offline Switchers Applications

• Smart meter power supplies
• General isolated power systems
• Two-wheeled electric vehicle battery chargers

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix against official Renesas documentation to confirm exact package and tape-and-reel specifications. Ensure compatibility with moisture sensitivity levels and reflow soldering profiles required by your manufacturing process. Cross-reference the datasheet revision date to guarantee alignment with current design constraints and regulatory standards.

AC DC Converters, Offline Switchers Selection Notes

Select this component for designs requiring high input voltage tolerance up to 450VAC without external bootstrap circuits. It is suitable for applications prioritizing reliability in harsh environments due to its extended temperature rating. Consider the integrated MOSFET for simplified thermal management and reduced bill of materials compared to discrete solutions.

AC DC Converters, Offline Switchers Part Context

This part belongs to the RAA22318 series of high-voltage AC/DC converters. It is engineered for robust performance in industrial and utility sectors where high isolation and efficiency are critical. The series emphasizes ease of implementation for flyback topologies while maintaining strict safety compliance for mains-connected devices.

AC DC Converters, Offline Switchers Replacement Considerations

Consult official substitution lists for equivalent high-voltage flyback controllers. Verify pinout compatibility and thermal characteristics before transitioning to alternative manufacturers or updated series revisions.