INN3676C-H603-TL

AC DC Converters, Offline Switchers Overview

The INN3676C-H603-TL is an AC/DC converter from the InnoSwitch3-EP series, manufactured by Power Integrations. It utilizes Silicon technology and a Flyback topology with Off-Line CV/CC QR operation. The device operates within a wide input voltage range of 85-265 VAC. Key electrical parameters include a switching frequency of 75 kHz, a maximum output power of 40 W, and a quiescent supply current of 770 uA. It features a single isolated output and supports an operating temperature range from -40°C to +150°C.

AC DC Converters, Offline Switchers Feature Summary

• Integrates high-voltage silicon switch and controller for compact design
• Provides constant voltage and constant current regulation modes
• Features extended power capability with enhanced thermal performance

AC DC Converters, Offline Switchers Applications

• Universal AC/DC power supplies
• Battery chargers
• Adapters for consumer electronics

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix H603 against official datasheets to confirm pinout and internal configuration, as variations exist within the InnoSwitch3-EP family. Confirm RoHS compliance status through manufacturer documentation. Ensure ordering quantities align with factory reel specifications. Validate humidity sensitivity levels prior to storage and handling procedures.

AC DC Converters, Offline Switchers Selection Notes

Select this component for designs requiring high power density and wide operating temperature ranges up to 150°C. The integrated nature reduces external component count compared to discrete solutions. Consider the 75 kHz switching frequency for EMI management. Verify that the 40 W output capability meets system requirements without exceeding thermal limits in the chosen enclosure.

AC DC Converters, Offline Switchers Part Context

This part belongs to the InnoSwitch3-EP family, which combines primary-side regulation with an integrated high-voltage MOSFET. The EP designation indicates enhanced power capabilities and thermal robustness compared to standard variants. It is designed for cost-effective, high-performance offline power conversion applications using silicon technology.

AC DC Converters, Offline Switchers Replacement Considerations

Check for direct substitutes within the InnoSwitch3-EP series such as INN3674C or INN3675C variants, ensuring matching output configurations and thermal ratings. Cross-reference package dimensions and pin assignments to ensure mechanical compatibility.